Listed buildings in Gwynedd

There are 3,256 listed buildings in the Gwynedd local planning authority area, Wales.

By grade

• Grade II — 3,017 buildings
• Grade II* — 185 buildings
• Grade I — 54 buildings

By type

• House — 856 buildings
• Cottage — 296 buildings
• Terrace — 165 buildings
• Church — 139 buildings
• Bridge — 116 buildings
• Shop — 106 buildings
• Town house — 104 buildings
• Farmhouse — 99 buildings
• Chapel — 73 buildings
• Farm building — 59 buildings
• Milestone — 50 buildings
• Barn — 46 buildings
• Lodge — 43 buildings
• Stable — 41 buildings
• School — 37 buildings
• Outbuilding — 36 buildings
• Public house — 35 buildings
• Gate — 24 buildings
• Office — 24 buildings
• Bank — 23 buildings
• Mill — 22 buildings
• Wall — 22 buildings
• Hotel — 21 buildings
• Telephone kiosk — 21 buildings
• Monument — 20 buildings
• Country house — 19 buildings
• Memorial — 19 buildings
• Coach house — 15 buildings
• Hall — 15 buildings
• Lychgate — 15 buildings
• Inn — 14 buildings
• Boundary wall — 13 buildings
• Gateway — 13 buildings
• Rectory — 13 buildings
• Villa — 12 buildings
• Workshop — 12 buildings
• Engine house — 11 buildings
• Hospital — 11 buildings

By period

• Late Victorian — 473 buildings
• Late Georgian — 365 buildings
• C19 — 262 buildings
• Early Victorian — 169 buildings
• C20 — 148 buildings
• Edwardian — 92 buildings
• C17 — 71 buildings
• Modern — 67 buildings
• Post-war — 57 buildings
• Early Georgian — 54 buildings
• Interwar — 51 buildings
• C18 — 44 buildings
• Stuart — 26 buildings
• C16 — 21 buildings
• Jacobean — 16 buildings
• Tudor — 16 buildings
• Medieval — 15 buildings
• C15 — 14 buildings

All listed buildings in Gwynedd

• Cae'r Gors II
  Cottage
• Ty Felin (Mill House) II
  Church
• Ty Felin (Mill House) II
  House
• 'New Keepers' Quarters' at Bardsey Lighthouse II
  Lighthouse
• 'New Keepers' Quarters' at Bardsey Lighthouse II
  Public house
• (including boundary wall to rear yard.) II
  Shop
• 1 & 2 Sportsman's Row II
  House
• 1 - 4 Goronwy Terrace II
  House
• 1 - 7 Glandwr Terrace II
  Houses
• 1 B 4409 II
  Cottages
• 1 Bishop's Close II
  House
• 1 Bryn Eglwys II
  Estate cottage
• 1 Brynteg Terrace II
  Terrace
• 1 Brynteg Terrace II
  House, terrace
• 1 Eldon Terrace II
  House
• 1 Eldon Terrace II
  House
• 1 Elizabeth Terrace II
  Cottage
• 1 Fron Dirion Terrace II
  House
• 1 Garreg Terrace, A4085 II
  Terrace, inn
• 1 Heol Dulyn (Dublin Street) II
  House
• 1 Heol Dulyn (Dublin Street) II
  Townhouse
• 1 Hoel y Llan (Church Street) II
  Townhouse
• 1 Hoel y Llan (Church Street) II
  House
• 1 Howe Street II
  House
• 1 Llain Fattw II
  Cottage
• 1 North Terrace II
  Residential
• 1 Ogwen Terrace II
  Commercial building
• 1 Ogwen Terrace II
  Shop
• 1 Seiriol Road II
  Terrace house
• 1 Seiriol Road II
  Court-house
• 1 Sgwar y Farchnad (High Street) II
  House
• 1 Sgwar y Farchnad (High Street) II
  Cottage
• 1 St George's Terrace II
  Terrace of cottages
• 1 Tithebarn Street II
  House
• 1 Ty'n-fawnog II
  House
• 1 Tyddyn Iolyn II
  House
• 10 Y Graig (Sunnyside) II
  Terraced houses
• 10 Ala Uchaf II
  House
• 10 Ala Uchaf II
  House
• 10 Brynteg Terrace II
  Residential
• 10 Eastgate Street II
  Shop, dwelling
• 10 High Street II
  Commercial, house
• 10 High Street II
  House
• 10 Holywell Terrace II
  House
• 10 John Street II
  Coastguard cottages
• 10 John Street II
  House
• 10 Llawr Gors II
  Terrace
• 10 Ogwen Terrace II
  House
• 10 Palace Street II
  House
• 10 Seiriol Road II
  Terrace
• 10 Seiriol Road II
  Monastery
• 10 Sgwar y Farchnad (Market Square) II
  House
• 10 The Cresent II
  House
• 10-12 Bank Quay II
  Commercial building
• 10-12 Castle Street II
  Terrace
• 10-12 Castle Street II
  House - terrace
• 11 Ala Uchaf II
  House
• 11 Ala Uchaf II
  Residential
• 11 Castle Ditch II
  House, shop
• 11 Castle Street II
  Shops with dwellings
• 11 Church Street II
  Cottage
• 11 Heol Dulyn (Dublin Street) II
  Cottages
• 11 John Street II
  Coastguard cottage
• 11 John Street II
  House
• 11 Llawr Gors II
  House
• 11 Llawr Gors II
  Post office
• 11 Market Street, including railings and steps II
  Terrace of houses
• 11 Pencei (Cornhill) II
  House
• 11 Penlan House II
  House
• 11 Segontium Terrace, including forecourt railings II
  Terrace
• 11 Seiriol Road II
  Residential terrace
• 11 Seiriol Road II
  House
• 11 Sgwar y Farchnad (High Street) II
  House
• 11 Sgwar y Farchnad (Market Square) II
  House
• 11 The Crescent II
  House
• 11 The Crescent II
  Library
• 11-13 High Street II
  House
• 11-15 Bridge Street II
  Commercial, office
• 12 Ala Uchaf II
  Terrace
• 12 Ala Uchaf II
  Townhouse
• 12 Castle Square II
  Shop, dwelling
• 12 Castle Square II
  Memorial
• 12 Eastgate Street II
  Shop and dwelling block
• 12 High Street II
  Commercial building
• 12 High Street II
  Factory
• 12 Hoel y Llan (Church Street) II
  Terraced house, shop
• 12 Holywell Terrace II
  Terraced houses
• 12 Llawr Gors II
  2-storey rubble terrace
• 12 Pencei (Cornhill) II
  House
• 12 Segontium Terrace, including forecourt railings II
  House
• 12 Seiriol Road II
  Gates
• 12 Seiriol Road II
  Terrace
• 12 The Crescent II
  Terraced house
• 12 The Crescent II
  House
• 13 Bangor Street II
  Shop
• 13 Castle Square II
  Shop with dwellings
• 13 Castle Street II
  Shops with dwellings
• 13 Market Street II
  House
• 13 Market Street II
  Church
• 13 North Street II
  House
• 13 Pencei (Cornhill) II
  House
• 13 Penlan House II
  House
• 13 Penlan House II
  Church
• 13 Segontium Terrace, including forecourt railings II
  Terrace
• 13 Seiriol Road II
  House
• 13 Seiriol Road II
  Residential
• 13 Sgwar y Farchnad (High Street) II
  House
• 13 The Crescent II
  House
• 13 The Crescent II
  Terrace house
• 14 Castle Square II
  Shop, dwelling
• 14 Eastgate Street II
  Block of shops with dwellings
• 14 High Street II
  Commercial
• 14 High Street II
  Townhouse
• 14 High Street II
  House, shop
• 14 Kings Head Street II
  Terraced house
• 14 Kings Head Street II
  Houses
• 14 Market Street II
  House
• 14 Pencei (Cornhill) II
  House
• 14 Segontium Terrace, including forecourt railings II
  Terrace
• 14 Seiriol Road II
  Terrace
• 14 Sgwar y Farchnad (High Street) II
  House
• 15 Hoel y Llan (Church Street) II
  Terrace house, shop
• 15 Castle Street II
  Commercial
• 15 Heol Dulyn (Dublin Street) II
  Residential
• 15 New Row II
  Terrace of cottages
• 15 North Street II
  House
• 15 Pencei (Cornhill) II
  House
• 15 Segontium Terrace, including forecourt railings II
  Terrace of houses
• 15 Seiriol Road II
  Terrace
• 15-17 Bangor Street II
  Shop, dwelling
• 16 Bangor Street II
  Row of shops and dwellings
• 16 Gaol Street II
  House
• 16 Gaol Street II
  Building
• 16 Hoel y Llan (Church Street) II
  House, shop
• 16 Kings Head Street II
  House - terrace
• 16 Kings Head Street II
  House
• 16 Market Street II
  House
• 16 New Row II
  Terraced cottages
• 16 Segontium Terrace, including forecourt railings II
  Terrace houses
• 16 Seiriol Road II
  Church
• 16 Seiriol Road II
  Terrace house
• 16 Sgwar y Farchnad (High Street) II
  House
• 16a Palace Street II
  House
• 17 Bridge Street II
  Shop
• 17 Heol Dulyn (Dublin Street) II
  Terrace of cottages
• 17 New Row II
  Terrace of cottages
• 17 Ogwen Terrace II
  House
• 17 Segontium Terrace, including forecourt railings II
  Houses
• 17 Seiriol Road II
  Terrace
• 17 Seiriol Road II
  House
• 17 Sgwar y Farchnad (High Street) II
  House
• 18 Bangor Street II
  Shop with dwellings
• 18 Kings Head Street II
  House
• 18 Kings Head Street II
  Building
• 18 Maengwyn Street II
  Terraced house
• 18 Market Street II
  Terraced houses
• 18 Palace Street II
  House
• 18 Penybryn Road II
  House
• 18 Penybryn Road II
  House
• 18 Segontium Terrace, including forecourt railings II
  Terrace of houses
• 18 Seiriol Road II
  Terrace
• 18 Seiriol Road II
  House
• 19 Y Graig (Sunnyside) II
  Terrace of houses
• 19 Bridge Street II
  Shop with dwelling
• 19 Heol Dulyn (Dublin Street) II
  Terrace of cottages
• 19 Pencei (Cornhill) II
  House
• 19 Post Office Terrace II
  Cottage
• 19 Segontium Terrace, including forecourt railings II
  Terrace of houses
• 19 Seiriol Road II
  Residential
• 19 Seiriol Road II
  House
• 19 Sgwar y Farchnad (High Street) II
  House
• 2 & 3 Bennar Terrace II
  House
• 2 & 3 Bennar Terrace II
  Parish hall
• 2 Bishop's Close II
  House
• 2 Bryn Eglwys II
  Cottage
• 2 Brynteg Terrace II
  Terrace
• 2 Castle Ditch II
  House
• 2 Castle Ditch II
  Terrace
• 2 Castle Street II
  Town house
• 2 Castle Street II
  House
• 2 Chapel Row II
  Terrace
• 2 Church Street II
  House
• 2 Church Street II
  House
• 2 Eldon Terrace II
  Terrace house
• 2 Eldon Terrace II
  Terrace house
• 2 Elizabeth Terrace II
  Cottage
• 2 Fron Dirion Terrace II
  Residential
• 2 Garreg Terrace, A4085 II
  House
• 2 Garreg Terrace, A4085 II
  Terrace of cottages, inn
• 2 Holywell Terrace II
  House, terrace
• 2 Holywell Terrace II
  Terrace house
• 2 Howe Street II
  Terrace of houses
• 2 Llain Fattw II
  Cottage
• 2 Lleyn Street II
  House
• 2 Market Square II
  Commercial
• 2 North Terrace II
  House
• 2 Northgate Street II
  House
• 2 Ogwen Terrace II
  Terraced house
• 2 Ogwen Terrace II
  Church
• 2 Pencei (Cornhill) II
  House
• 2 Pencei (Cornhill) II
  Commercial
• 2 Penmount Square II
  House
• 2 Seiriol Road II
  Terraced house
• 2 Seiriol Road II
  Terrace house
• 2 St George's Terrace II
  Lych gate
• 2 St George's Terrace II
  Cottage
• 2 Tyddyn Iolyn II
  Cottage
• 20 Y Graig (Sunnyside) II
  House
• 20 Bangor Street II
  Chapel
• 20 High Street II
  House
• 20 High Street II
  Memorial
• 20 High Street II
  Group of buildings
• 20 Kings Head Street II
  House - terrace
• 20 Kings Head Street II
  House
• 20 Market Street II
  House
• 20 Pencei (Cornhill) II
  House
• 20 Post Office Terrace II
  Terraced cottages
• 20 Segontium Terrace, including forecourt railings II
  Terrace houses
• 20 Seiriol Road II
  Church
• 20 Seiriol Road II
  Terrace house
• 201 High Street II
  Shop
• 21 Y Graig (Sunnyside) II
  House
• 21 Bridge Street II
  Shop with dwelling
• 21 Kings Head Street II
  House
• 21 Pencei (Cornhill) II
  House
• 21 Segontium Terrace II
  House
• 21 Sgwar y Farchnad (High Street) II
  House
• 22 Bangor Street II*
  Shop, dwelling
• 22 High Street II
  Commercial
• 22 High Street II
  Cottage
• 22 Llandygai Village II
  Cottage
• 22 Market Street II
  Terraced houses
• 22 Ogwen Terrace II
  House
• 22 Segontium Terrace, including forecourt railings II
  Terrace
• 22-23 Castle Square, including forecourt railings II
  House
• 23 Heol Dulyn (Dublin Street) II
  Cottages
• 23 High Street II
  Shop and house
• 23 Llwybr Main II
  Cottage
• 23 Post Office Terrace II
• 23 Segontium Terrace II
  House
• 23 Sgwar y Farchnad (High Street) II
  Row of houses
• 23-25 Bridge Street II
  Shop and dwelling
• 23-25 Bridge Street II
  Commercial building
• 24 Bangor Street II
  Shop, dwelling
• 24 High Street II
  House
• 24 Kings Head Street II
  House
• 24 Kings Head Street II
  House
• 24 Llwybr Main II
  Cottage
• 24 Market Street II
  House
• 24 Post Office Terrace II
  Terraced cottages
• 24 Tan y Bwlch II
  Cottage
• 25 Castle Street / Ffordd Castell II
  Residential
• 25 Castle Street / Ffordd Castell II
  Terraced house
• 25 Heol Dulyn (Dublin Street) II
  Cottages
• 25 High Street II
  Shop, house
• 25 High Street II
  Townhouse
• 25 Segontium Terrace, including forecourt railings II
  House
• 25 Tan y Bwlch II
  Cottage
• 26 Kings Head Street II
  Mid-terraced house
• 26 Kings Head Street II
  House
• 26 Segontium Terrace, including forecourt railings II
  House
• 27 Castle Street / Ffordd Castell II
  Demolished house
• 27 Castle Street / Ffordd Castell II
  House
• 27 High Street II
  Commercial
• 27 Segontium Terrace, including forecourt railings II
  House
• 28 Garnon Street II
  House
• 28 High Street II
  House, shop
• 28 Kings Head Street II
  House
• 28 Kings Head Street II
  Residential
• 28 Segontium Terrace, including forecourt railings II
  House
• 28 Sgwar y Farchnad (High Street) II
  House
• 29 High Street II
  Shop, house
• 29 High Street II
  Town house
• 3 & 4 St George's Terrace II
  House
• 3 & 4 St George's Terrace II
  House
• 3 Ala Uchaf II
  Shop
• 3 Ala Uchaf II
  House - terrace
• 3 Bishop's Close II
  Residential
• 3 Bryn Eglwys II
  Cottage
• 3 Brynteg Terrace II
  Residential
• 3 Castle Street II
  Town house
• 3 Castle Street II
  Town house
• 3 Chapel Row II
  Terraced house
• 3 Eldon Terrace II
  House
• 3 Eldon Terrace II
  Terrace house
• 3 Elizabeth Terrace II
  Row of cottages
• 3 Fron Dirion Terrace II
  House
• 3 Garreg Terraqce, A4085 II
  Street sign
• 3 Garreg Terraqce, A4085 II
  Terraced cottages, public house
• 3 Hoel y Llan (Church Street) II
  Terraced houses
• 3 Howe Street II
  Terrace of houses
• 3 Market Street II
  House
• 3 Market Street II
  Georgian house
• 3 North Terrace II
  Monument
• 3 North Terrace II
  Terrace house
• 3 Pencei (Cornhill) II
  Commercial building
• 3 Penmount Square II
  House
• 3 Penmount Square II
  Hospital building
• 3 Seiriol Road II
  Terraced house
• 3 Seiriol Road II
  Presbytery
• 3 Sgwar y Farchnad (Market Square) II
  House
• 3 Tan y Bwlch II
  Cottage
• 3 Tithebarn Street II
  House
• 3 Tyddyn Iolyn II
  Cottage
• 3 Uwchllaw'rffynnon Terrace II
  Poor house
• 3 Uwchllaw'rffynnon Terrace II
  Cottage terrace
• 30 Kings Head Street II
  Townhouse
• 30 Kings Head Street II
  House
• 30 Sgwar y Farchnad (High Street) II
  Townhouse
• 30 Sgwar y Farchnad (High Street) II
  Houses
• 32 Castle Square, including railings & gate II
  Terrace
• 32 Kings Head Street II
  Commercial building
• 32 Kings Head Street II
  Townhouse
• 33 Ffriddoedd Road II
  House
• 33 Ffriddoedd Road II
  House
• 33 High Street II
  House
• 34 High Street II
  House
• 34a High Street II
  Shop with former hotel rooms
• 35 Castle Square, including railings & gate II
  Terrace
• 35 High Street II
  Special school
• 35 High Street II
  Commercial building
• 36 Castle Square, including railings & gate II
  House
• 36 High Street II
  House and shop
• 37 Bridge Street II
  Shop, dwelling
• 38 High Street II
  House
• 38-40 High Street II*
  House
• 38-40 High Street II*
  Georgian house
• 39 Bridge Street II
  Shop, dwelling
• 39 Glanrafon II
  Townhouse
• 39 Glanrafon II
  House
• 39 High Street II
  House
• 39 High Street II
  Shop, house
• 4 Y Graig (Sunnyside) II
  House
• 4 Bangor Street II
  Terrace of shops with dwellings
• 4 Bryn Eglwys II
  Cottages
• 4 Brynteg Terrace II
  Hospital
• 4 Brynteg Terrace II
  Terrace
• 4 Castle Street II
  House
• 4 Castle Street / Ffordd Castell II
  House
• 4 Castle Street / Ffordd Castell II
  Field gate
• 4 Chapel Row II
  Terraced houses
• 4 Eastgate Street II
  Mixed-use building
• 4 Eldon Terrace II
  Terrace
• 4 Elizabeth Terrace II
  Terraced houses
• 4 Fron Dirion Terrace II
  House
• 4 Garreg Terrace, A4085 II
  Cottage, inn
• 4 Garreg Terrace, A4085 II
  Street sign
• 4 High Street II
  House
• 4 Hillsborough Terrace II
  Workers' cottages
• 4 Holywell Terrace II
  Terraced houses
• 4 Howe Street II
  Terrace of houses
• 4 Kings Head Street II
  House
• 4 Kings Head Street II
  House, terrace
• 4 Penmount Square II
  Residential
• 4 Penmount Square II
  Church
• 4 Seiriol Raof II
  House
• 4 Seiriol Raof II
  House
• 4 Tan y Bwlch II
  Cottage
• 4 Uwchllaw'rffynnon Terrace II
  Terrace of cottages
• 4 Uwchllaw'rffynnon Terrace II
  Commercial building
• 40 Glanrafon II
  House
• 41 Bridge Street II
  Shop, house
• 41 Glanrafon II
  House
• 41 New Street including forecourt railings II
  Residential
• 43 Bridge Street II
  Commercial
• 44 Pool Street II
  Shop, dwelling
• 46 Chapel Street II
  House
• 49 High Street II
  Commercial building
• 49 High Street II
  Tavern
• 5 II
  Cottage
• 5 Y Graig (Sunnyside) II
  House
• 5 Ala Uchaf II
  House
• 5 Ala Uchaf II
  House
• 5 Bishops Close II
  House
• 5 Bryn Eglwys II
  Cottage
• 5 Brynteg Terrace II
  Terraced house
• 5 Brynteg Terrace II
  Former mill building
• 5 Castle Street II
  House
• 5 Chapel Row II
  Terrace
• 5 Church Street II
  Terrace house
• 5 Corbet Square II
  House
• 5 Eldon Terrace II
  Terraced house
• 5 Eldon Terrace II
  House
• 5 Fron Dirion Terrace II
  Residential terrace
• 5 Gaol Street II
  House
• 5 Gaol Street II
  Townhouse
• 5 Garregt Terrace, A4085 II
  Terrace, inn
• 5 Garregt Terrace, A4085 II
  Street sign
• 5 Hillsborough Terrace II
  Cottage
• 5 Hoel y Llan (Church Street) II
  Residential
• 5 Howe Street II
  House
• 5 Llawr Gors II
  Townhouse
• 5 Llawr Gors II
  House
• 5 Maengwyn Street II
  House
• 5 Maengwyn Street II
  Terraced house
• 5 Market Square II
  Commercial/residential building
• 5 Market Square II
  House
• 5 Market Street II
  House
• 5 Penlan Street II
  Commercial
• 5 Penmount Square II
  House
• 5 Segontium Terrace II
  Townhouse
• 5 Segontium Terrace II
  House
• 5 Seiriol Road II
  Residential
• 5 St George's Terrace II
  House
• 5 St George's Terrace II
  Gate lodge
• 5 Tal Gae II
  House
• 5 Wellington Terrace II
  Townhouse
• 5 Wellington Terrace II
  House
• 50 New Street, including forecourt railings II
  House
• 54 Pool Street II
  Shop with dwelling
• 56 Pool Street II
  Shop with dwelling
• 57 Stryd Fawr (High Street) II
  Shop, house
• 58 High Street II
  Commercial building
• 59 High Street II
  House
• 6 Y Graig (Sunnyside) II
  Townhouse
• 6 Y Graig (Sunnyside) II
  House
• 6 Ala Uchaf II
  Townhouse
• 6 Ala Uchaf II
  House
• 6 Bangor Street II
  Shop, dwelling
• 6 Bishops Close II
  Residential
• 6 Bridge Street II
  Shop with dwelling
• 6 Bryn Eglwys II
  Cottage
• 6 Brynteg Terrace II
  House
• 6 Brynteg Terrace II
  House
• 6 Castle Square II
  Shop
• 6 Church Street II
  Terrace
• 6 Eastgate Street II
  Block of shops with dwellings
• 6 Fron Dirion Terrace II
  Terrace
• 6 High Street II
  Townhouse
• 6 High Street II
  House
• 6 High Street II
  House
• 6 High Street II
  House
• 6 Hillsborough Terrace II
  Workers' cottages
• 6 Holywell Terrace II
  House
• 6 Howe Street II
  Terrace
• 6 Kings Head Street II
  House
• 6 Kings Head Street II
  Commercial building
• 6 Llawr Gors II
  Townhouse
• 6 Llawr Gors II
  Terrace house
• 6 Maengwyn Street II
  House
• 6 Market Square II
  House, shop
• 6 Penmount Square II
  House
• 6 Red Lion Street II
  Monument
• 6 Red Lion Street II
  House
• 6 Segontium Terrace II
  Residential
• 6 Seiriol Road II
  Terrace house
• 6 Seiriol Road II
  Terraced house
• 6 Sgwar y Farchnad (Market Square) II
  Townhouse
• 6 Sgwar y Farchnad (Market Square) II
  House
• 6 Wellington Terrace II
  Church hall
• 65 Pool Street II
  House
• 67-69 Pool Street II
  Shop with dwelling
• 7 Y Graig (Sunnyside) II
  House
• 7 Ala Uchaf II
  Townhouse
• 7 Ala Uchaf II
  House
• 7 Bryn Eglwys II
  Cottage
• 7 Brynteg Terrace II
  Residential
• 7 Castle Square II
  Shops with dwellings
• 7 Church Street II
  Town houses
• 7 Fron Dirion Terrace II
  House
• 7 Fron Dirion Terrace II
  Town house
• 7 Gaol Street II
  School
• 7 Gaol Street II
  House
• 7 High Street II
  House, commercial
• 7 Llandygai Village II
  Cottage
• 7 Llawr Gors II
  Townhouse
• 7 Llawr Gors II
  Terrace
• 7 Llwybr Main II
  Cottage
• 7 Maengwyn Street II
  House
• 7 Maengwyn Street II
  House
• 7 Market Square II
  Shop
• 7 Market Street, including railings and steps II
  Memorial
• 7 Market Street, including railings and steps II
  Terrace of houses
• 7 Pencei (Cornhill) II
  House
• 7 Penmount Square II
  Residential building
• 7 School Terrace II
  Cottages
• 7 Segontium Terrace II
  House
• 7 Seiriol Road II
  Terrace
• 7-9 Hoel y Llan (Church Street) II
  Terrace of houses and shop
• 70 Ffordd Rhedyw (Rhedyw Road) II
  House
• 8 Y Graig (Sunnyside) II
  Row of houses
• 8 Ala Uchaf II
  House
• 8 Ala Uchaf II
  Townhouse
• 8 Bridge Street II
  Shop
• 8 Brynteg Terrace II
  Residential
• 8 Castle Ditch II
  House, shop
• 8 Castle Square II
  Shop, dwelling
• 8 Castle Street II
  Terrace
• 8 Eastgate Street II
  Block of shops, dwellings
• 8 High Street II
  House
• 8 High Street II
  House
• 8 High Street II
  House
• 8 High Street II
  House
• 8 Hillsborough Terrace II
  Cottage
• 8 Holywell Terrace II
  Terrace
• 8 Llandygai Village II
  Cottage
• 8 Llwybr Main II
  Cottage
• 8 Ogwen Terrace II
  House
• 8 Ogwen Terrace II
  House
• 8 Palace Street II
  House
• 8 Pencei (Cornhill) II
  House
• 8 Penlan Street II
  House
• 8 School Terrace II
  Cottage
• 8 Segontium Terrace, including forecourt railings II
  Townhouse
• 8 Segontium Terrace, including forecourt railings II
  House
• 8 Seiriol Road II
  Terrace house
• 8 Seiriol Road II
  Church
• 8 St George's Terrace II
  House
• 8 St George's Terrace II
  School
• 9 Heol Dulyn (Dublin Street) II
  House
• 9 Heol Dulyn (Dublin Street) II
  Terrace of cottages
• 9 Y Graig (Sunnyside) II
  Townhouse
• 9 Y Graig (Sunnyside) II
  House
• 9 Ala Uchaf II
  House - terrace
• 9 Ala Uchaf II
  Residential
• 9 Brynteg Terrace II
  Residential
• 9 Church Street II
  Cottage
• 9 Llawr Gors II
  House - terrace
• 9 Llawr Gors II
  Terrace house
• 9 Market Street, including railings and steps II
  Gateway
• 9 Market Street, including railings and steps II
  Terrace houses
• 9 Pencei (Cornhill) II
  House
• 9 Seiriol Road II
  Terrace
• 9 Seiriol Road II
  House
• 9 Sgwar y Farchnad (Market Square) II
  House
• 9 St George's Terrace II
  House
• 9 St George's Terrace II
  Church
• 9 The Crescent II
  House - terrace
• 9 The Crescent II
  House
• 9-10 Castle Ditch II
  House, shop
• 93 High Street II
  House
• 95 High Street II
  House
• Abbey National II
  Commercial building
• Aber Ferry House II
  Ferry house
• Aber House II
  House
• Abercaseg Farmhouse II
  Farmhouse
• Aberdaron New Church II
  Church
• Aberdaron New Church II
  Church
• Aberteg, Marine Terrace II
  House
• Achorage View II
  Houses
• Achorage View II
  Residential house
• Aedicular Niche to the N of the Swimming Pool II
  Aedicular niche
• Ael y Bryn II
  Villa
• Ael y Bryn II
  Church
• Afallon, Marine Terrace II
  House
• Agricultural Range at Cynlas Fawr II
  Agricultural range
• Agricultural Range at Garth-lwyd II
  Agricultural range
• Agricultural Range at Old Ynysfor II
  Country residence
• Agricultural Range at Old Ynysfor II
  Barn
• Agricultural Range to the E of Dol-y-Gadfa II
  Agricultural range
• Agricultural complex at Cwm Main II
  Agricultural complex
• Agricultural range, Pen-y-bont II
  Agricultural range
• Air shaft to Llandygai Tunnel II
  Infrastructure
• Alcatraz II
  House
• Alcatraz II
  Commercial building
• Alfred Hughes Memorial II
  Monument
• Alice Williams Memorial Library at the University Anglican Chaplain Centre II
  Library
• Alliance & Leicester Building Society II
  Bank
• Alliance & Leicester and Abby National Building Societies II
  Bank
• Alliance & Leicester and Abby National Building Societies II
  House - terrace
• Alton Murphy II
  House
• Anchor II
  Domestic building
• Anchor Cottage II
  Gate lodge
• Anchor Cottage II
  Cottage
• Anchorage II
  Residential
• Angel II
  Domestic building
• Angel Gates (Hercules Gate) II
  Gate
• Antelope Inn P.H. II
  Public house
• Arched wall to forecourt of Vaynol Old Hall II*
  Wall
• Ardd Las / Efail Rhos II
  Cottage, smithy
• Ardd Las / Efail Rhos II
  House
• Arfon Cottage II
  Cottage
• Arfon Oceaneering II
  Industrial structure
• Arfryn, Argoed & Coed llys II
  House
• Armoury at Fort Williamsburg including attached screen walls II*
  Military building
• Arosfa II
  House
• Arosfa II
  House
• Arvon and adjoining outbuildings to the north II
  House
• Arvonia II
  Shop, warehouse
• Assembly shop at former Union Ironworks II
  Workshop
• Astrolabe II
  Astrolabe
• Athroly's (Normal College) II
  College
• Athroly's (Normal College) II
  Coastguard cottage, house
• Attached Cottage tot he rear of Walsal House II
  Cottage
• Attached Cottage tot he rear of Walsal House II
  House
• Automobile Association Telephone Call Box II
  Telephone call box
• Automobile Association Telephone Call Box II
  Castle ruin
• Awel-y-mor II
  House
• Awelfor II
  Terraced house
• Awelon II
  Row of terraced cottages
• Awelon II
  Flour mill
• Awelon II
  House
• Bandstand and Adjoining Flight of Descending Steps (the Hercules Steps) II
  Bandstand
• Bangor Museum & Art Gallery, including outbuilding at NW end II
  Office building
• Bangor Museum & Art Gallery, including outbuilding at NW end II
  Museum
• Bangor University Main Arts (formerly University College of North Wales main building) I
  University
• Bangor University Main Arts (formerly University College of North Wales main building) I
  House
• Bar Llewelyn II
  House - terrace
• Bar Llewelyn II
  Commercial
• Bardsey Island Lighthouse with attached keepers' house II
  Lighthouse, keepers' house
• Bardsey Island Lighthouse with attached keepers' house II
  Public house, parochial hall
• Barmouth Railway Bridge (partly in Arthog Community) II*
  Viaduct
• Barn Range at Cefnamwlch II
  Barn
• Barn Range at Cefnamwlch II
  Power station
• Barn Range at Ty'n-y-Ddol II
  Barn
• Barn Range between main and outer yards at Home Farm II
  Barn
• Barn and Carthouse Range at Dol-y-Gadfa II
  Barn and carthouse
• Barn and Stable Range W of Saethon II
  Barn, stable
• Barn and Stable Range at Blawdty II
  House
• Barn and Stable Range at Blawdty II
  Barn, stable
• Barn and stables at Bryngwdion II
  Barn, stable
• Barn and stables at Eithinog-uchaf II
  Barn and stables
• Barn at Coetmor Farm II
  Barn
• Barn at Crugan Farm II
  Barn
• Barn at Garth-goch II
  Barn
• Barn at Gwern-y-braichdwr II
  Barn
• Barn at Hendre Coed Isaf II
  House
• Barn at Hendre Coed Isaf II
  Barn
• Barn at Plas yn Rhiw II
  Barn
• Barn at disused cottage to south-west of Llwyndu Canol II
  Barn
• Barn to E of Castellmarch II
  Barn
• Barn to N of Methlem II
  Commercial building
• Barn to N of Methlem II
  Barn
• Barn to north of Taldwrst II
  Townhouse
• Barn to north of Taldwrst II
  Barn
• Barn/Cowhouse at Plas Glan-yr-Afon II
  Barn/cowhouse
• Barn/stable at Penbryn Mawr II
  Barn, stable
• Barnardo's II
  House
• Barnardo's II
  Commercial building
• Barracks Building II
  Military building
• Barracks at Fort Williamsburg II*
  Barracks
• Battery II
  House
• Battery II
  Terraced house
• Bee-hive Establishment (Tom Parry & Co) II
  Shop, house
• Belle Vue, including forecourt wall and railings II
  House
• Belle Vue, including forecourt wall and railings II
  Pair of houses
• Berwynfa II
  Terraced cottages
• Bethel Chapel and attached cottages [Rhoslwyn and Bethel House) II
  Chapel, cottages
• Bethel Chapel, railed enclosure and gates II
  Chapel
• Bethel Congregational Chapel II
  Chapel
• Betws Inn II
  Inn
• Betws Inn II
  House
• Betws-bach II
  House
• Betws-bach II
  Townhouse
• Beudy-y-gromlech II
  House
• Bishops Close II
  Dwellings
• Black Boy Inn II
  Inn
• Blawdty II
  Farmhouse
• Bod Cybi II
  House
• Bod Feurig II
  House
• Bod Owen II
  House
• Bodarborth II
  Cottage
• Bodarborth II
  House, nursing home
• Bodawen Lodge II
  Cottage
• Bodawen Lodge II
  Manse
• Bodawen Lodge II
  Cottage
• Bodeilian II
  House
• Bodernabwy II
  Public house
• Bodernabwy II
  Farmhouse
• Bodfan Farmhouse II
  Farmhouse
• Bodfasarn II
  House
• Bodfasarn II
  House
• Bodfel II*
  House
• Bodfel-bach II
  House
• Bodfel-bach II
  House
• Bodgarad II
  Farmhouse
• Bodhyfryd II
  House
• Bodifyr II
  House
• Bodlondeb II
  House
• Bodlondeb II
  House
• Bodlondeb II
  House
• Bodlondeb II
  House
• Bodlondeb II
  Townhouse
• Bodlondeb II
  Terrace houses
• Bodlondeb II
  Farmhouse
• Bodwrdda II*
  Office
• Bodwrdda II*
  Gentry house
• Bodwyddog Bach II
  Farmhouse
• Bodwyddog Bach II
  House
• Boer War Memorial II
  Memorial
• Boer War Memorial II
  Memorial
• Bont Fechan II
  Bridge
• Bont Newydd II
  Causeway
• Borthwen II
  House
• Boston Lodge II
  Barrack building
• Boston Lodge II
  Church
• Bothy and Pigsties at Cefn Rhengwrt II
  Bothy, pigsties
• Bothy and Pigsties at Ty-hen II
  Bothy, pigsties
• Boundary Wall to Glynllifon Park II
  Boundary wall
• Boundary Wall to Vaynol Park, including railings along the Menai Strait shore. II
  Boundary wall
• Boundary Walls to Hendy and Ty Nant II
  Boundary wall
• Boundary Walls to Hendy and Ty Nant II
  Bridge
• Boundary Walls/Slate Fencing to Nos.23 & 24 II
  Boundaries/fencing
• Boundary Walls/Slate Fencing to Nos.24 & 25 II
  Boundary wall
• Boundary Walls/Slate Fencing to Nos.3 & 4 II
  Boundary wall, fencing
• Boundary wall at Bryn Eglwys II
  Boundary wall
• Boundary wall in front of 5 Castle Street II
  Boundary wall
• Boundary wall in front of 5 Castle Street II
  Townhouse
• Boundary wall to Glynllifon Park (that part forming Community boundary with Llandwrog) II
  Boundary wall
• Boundary wall, gateways & turrets at Bryn Bras Castle II
  Boundary wall, gateways, turrets
• Boundary wall, railings and gate to Hendre Gaerog II
  Wall, gate
• Boundary wall, screen and gateway, SW side of Llanrug-Llanberis 'Mountain' Road at Bryn Bras Castle II
  Boundary wall and gateway
• Braich y Saint II
  House
• Braich y Saint II
  House
• Braich y Saint II
  House
• Braich y Saint II
  Villa
• Brambell Laboratory, Bangor University II
  Laboratory
• Brecon Place and Brecon House II
  Townhouse
• Brecon Place and Brecon House II
  House
• Brewhouse at Coed-y-Foel Isaf II
  Brewhouse
• Brian Hughes II
  Commercial building
• Bridge Cottage II
  Cottage
• Bridge at Bodwrdda II
  Bridge
• Bridge at Plas-y-bryn II
  Commercial building
• Bridge at Plas-y-bryn II
  Bridge
• Bridge at Trewen II
  Bridge
• Bridge at Trewen II
  Theatre
• Bridge at Tyddyn Rhoddyn II
  Bridge
• Bridge at the mouth of the Afon Ogwen (partly in Llandygai community) II*
  Bridge
• Bridge at the mouth of the Afon Ogwen (partly in Llanllechid community) II*
• Bridge carrying former west drive over Afon Llifon II
  Bridge
• Bridge over Afon Llifon to south of Glynllifon House II
  Bridge
• Bridge over Afon Llifon to south-east of Glynllifon House II
  Bridge
• Bridge over Afon Llifon to south-east of Glynllifon House II
  School
• Bridge over Afon Seiont (partly in Llanddeiniolen Community) II
  Bridge
• Bridge over drainage ditch at entrance to Tan-y-Marian II
  Bridge
• Bridge over the Afon Seiont (partly in Llanrug community) II
• Britannia Bridge II
  Bridge
• Britannia Tubular Bridge (part in Llanfairpwllgwyngyll Community) II
  Bridge
• Bron Berwyn II
  House
• Bron Ceris II
  House
• Bron Eifion II
  House
• Bron Elidir including surrounding wall and steps to Dinorwic Slate Quarry II
  House
• Bron Hendre II
  House
• Bron Menai II
  House
• Bron Menai II
  House
• Bron y Gaer II
  House
• Bron y Garth Lodge II
  Lodge
• Bron-Eifion Hotel II
  Hotel
• Bron-y-Garth Hospital II
  House
• Bron-y-Garth Hospital II
  Hospital
• Bronceris II
  House
• Brondanw Arms PH II
  Public house, cottage
• Brondanw Arms PH II
  Street sign
• Bronhaul II
  House
• Bronhaul II
  Commercial
• Bronwydd II
  House
• Bronynys II
  House
• Bronynys II
  House
• Broom Hall II*
  Residential
• Browsers Bookshop and house II
  Bookshop, house
• Bryn Afon (Centre for Social Policy Research and Development) II
  Institution
• Bryn Bras Castle II*
  Country house
• Bryn Caned II
  Farmhouse
• Bryn Caned II
  Cottage
• Bryn Deulyn II
  House
• Bryn Eden and terrace walls to front II
  House
• Bryn Eglwys II
  House
• Bryn Eglwys II
  Residential
• Bryn Eisteddfod, incorporating Bryn Menai II
  House
• Bryn Eithin II
  Cottage
• Bryn Helen II
  House
• Bryn Helyg II
  Terraced houses
• Bryn Henllan II
  Bridge
• Bryn Henllan II
  House
• Bryn Heulog II
  Cottage
• Bryn Hir II
  Terraced house
• Bryn Hir II
  House
• Bryn Hir Arms including Archway to yard II
  Public house
• Bryn Hir Arms including Archway to yard II
  Cottage
• Bryn Hyfryd (International Schizophrenia Centre) II
  Educational, institutional
• Bryn Nodol II*
  House
• Bryn-Meurig II
  House
• Bryn-afon II
  Cottage
• Bryn-brith II
  House
• Bryn-ffoulk II
  Cottage
• Bryn-goleu II
  Dwelling
• Bryn-mawr II
  House
• Bryn-y-Mor II
  House
• Bryn-y-Mor II
  Townhouse
• Bryn-y-meddyg II
  House
• Bryn-y-wern II
  House
• Bryn-yr-efail II
  Cottage
• Brynaerau uchaf II
  House
• Brynarvon II
  Cottage
• Bryngwdion II
  House
• Brynhyfryd II
  Villa
• Brynhyfryd, including Brynhyfryd Cottage and attached stable and coach house II
  House, cottage, stable, coach house
• Bryniau II
  Vernacular buildings
• Bryntirion II*
  House
• Bryntirion II*
  House
• Bryntirion II
  House
• Brynynallt II
  House
• Brynynallt II
  House
• Buarth Farm II
  Farm
• Butler's House within walled garden, opposite Dairy Cottage. II
  House
• Butler's House within walled garden, opposite Dairy Cottage. II
  Bank
• Bwlch Groes II
  Farmhouse
• Bwlch Uchaf II
  Gate lodge, gate screen
• Bwlch Uchaf II
  Cottage
• Bwlch y ffordd isaf II
  House
• Bwlch-y-fedwen II
  Farmhouse
• Bwlch-y-garreg II
  House
• Bwlch-y-garreg II
  Cottage
• Bwthyn II
  Terraced cottages
• Bwthyn II
  Cottage
• Bwthyn Cochwillan II
  Farmhouse
• Bwthyn Marda II
  House
• Bwthyn Rhosyn (Rose Cottage) II
  Cottage
• Bwthyn yr Ardd at Plas yn Rhiw II
  Cottage
• Bwthyn yr Ardd at Plas yn Rhiw II
  House
• Bys-coch II
  House
• C19 Wall Adjoining Bridge House to the E II
  Wall
• Cadw Mei Ce and house II
  Terrace of houses
• Cae Canol Including Adjoining Garage Block to the NE II
  Farmhouse
• Cae Canol Mawr II*
  House
• Cae Canol Mawr II*
  House
• Cae Glas II
  Commercial property
• Cae Glas II
  Dwelling
• Cae Glas II
  Cottage
• Cae Glas II
  Cottage
• Cae Glas II
  Cottage
• Cae Glas II
  Townhouse
• Cae Glas II
  Cottage
• Cae Glas II
  House
• Cae Glas II
  Cottage
• Cae Glas II
  Farmhouse
• Cae Gwyn II
  Estate house
• Cae Gwyn II
  Bridge
• Cae Gwynion Uchaf Farmhouse II
  Road bridge
• Cae Gwynion Uchaf Farmhouse II
  Farmhouse
• Cae Hen II
  Farmhouse
• Cae Llenor II
  House
• Cae Mur II
  Gate lodge
• Cae Mur II
  Farm building
• Cae Synamon II
  House
• Cae'r Geifr II
  House
• Cae'r Geifr II
  Farmhouse
• Cae'r Llwyn Cottages II
  Row of cottages
• Cae'r Llwyn Cottages II
  Cottages
• Cae'r Llwyn Cottages II
  Church
• Cae'r Llwyn Cottages II
  Public house
• Cae'r Llwyn Cottages II
  Townhouse
• Cae'r Llwyn Cottages II
  Cottage
• Cae'r Llwyn Cottages II
  Cottages
• Cae'r Llwyn Cottages II
  Terraced house
• Cae'r Llwyn Cottages II
  Cottages
• Cae'r Pwll II
  Cottage
• Cae'r Pwll II
  Bridge
• Cae'r-maen II
  Cottage
• Cae'rberllan II
  Cottages
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  Memorial
• Cae'rberllan II
  Memorial
• Cae'rberllan II
  Commercial block
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  House
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  House and shop
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  House
• Cae'rberllan II
  Radar station
• Cae'rberllan II
  House
• Cae'rberllan II
  Cottages
• Cae'rberllan II
  Bridge
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  Cottage
• Cae'rberllan II
  Cottages
• Cae'rberllan II
  Commercial block
• Cae-Ffynnon II
  Cottage
• Cae-crin II
  Cottage
• Cae-crin II
  Dam
• Cae-efa-lwyd-fawr II
  House
• Cae-halen-bach II
  House
• Cae-ysgubor II
  Cottage
• Caeherfyn Cottage II
  House
• Caer Eglwys II
  Building
• Caer Mena Including Forecourt Railings II
  House
• Caerhun MC Chapel II
  Chapel
• Caernarfon Castle I
  Castle
• Caernarfon Castle I
  House - terrace
• Caernarfon Gates and Gate Piers to Amgueddfa Lloyd George II
  Gate
• Caernarfon Harbour Trust Offices II*
  Offices
• Caernarfon Royal Town Conservative Club II
  Club
• Caernarfon Royal Town Conservative Club II
  Townhouse
• Caernarfon Royal Town Council Offices, including 10 Bangor Street II*
  Office
• Caernarfon Town Wall I
  Town wall
• Caernarfon War Memorial II
  Memorial
• Caernarfon Youth and Community Centre II
  Community centre
• Cafe Cwrt II
  Cafe
• Cafe Cwrt II
  House
• Caffi Maes II
  House, shop
• Caffi y Morwr Madog (The Mariner Café) and house II
  Cafe, house
• Calf-rearing House/Cowhouse at Bodgarad II
  Agricultural building
• Calvinistic Methodist Chapel II
  Chapel
• Cambrian Crafts II
  House
• Cambrian Crafts II
  House, terrace
• Campanile (Also Called The Bell Tower) II*
  Bell tower
• Campanile (Also Called The Bell Tower) II*
  House
• Capel Ebenezer II
  Chapel
• Capel Berea II
  Chapel
• Capel Berea II
• Capel Bethania II
  Church
• Capel Bethel including railings to forecourt II
  Church
• Capel Bethesda II
  Chapel
• Capel Bethlehem II
  Chapel
• Capel Caersalem II
  Chapel
• Capel Coch II*
  Chapel
• Capel Croesywaun II
  Church
• Capel Ebenezer II
  Chapel
• Capel Engedi, including forecourt gates and railings II
  Chapel
• Capel Engedi, including forecourt gates and railings II
  Church
• Capel Jerusalem I
  Chapel
• Capel Jerusalem with former domestic accommodation to rear II
  Chapel
• Capel Mawr II
  House
• Capel Mawr II
  House
• Capel Mawr, Sunday School and railed steps to chapel forecourt II
  Church
• Capel Methodistiaid Calfinaidd II*
  Chapel
• Capel Moreia II
  Demolished building
• Capel Moreia II
  Chapel
• Capel Nant II
  Chapel
• Capel Nebo II
  House
• Capel Nebo II
  Chapel
• Capel Newydd I
  Watch-tower
• Capel Newydd I
  Chapel
• Capel Pendref II*
  Chapel
• Capel Peniel I
  Townhouse
• Capel Peniel I
  Chapel
• Capel Peniel, with adjoining manse and forecourt railings II
  Chapel
• Capel Rehoboth (Capel Goffa), also known as Capel Newydd II
  Chapel
• Capel Rhydyclafdy II
  Chapel
• Capel Salem II
  House
• Capel Salem II
  Classical building
• Capel Salem Hall II
  Hall
• Capel Salem including front wall and railings II
  Chapel
• Capel Salem, including attached Sunday School, forecourt gates and railings and hall to rear II
  Chapel
• Capel Salem, including forecourt gates and railings II
  Chapel
• Capel Salem, including forecourt gates and railings II
  Church
• Capel Seilo, with forecourt walls II
  Chapel
• Capel Shiloh II
  Chapel
• Capel Siloam II
  House - terrace
• Capel Siloam II
  Chapel
• Capel Siloh II
  Chapel
• Capel Tan-y-coed II
  Chapel
• Capel Ty Mawr II
  Chapel
• Capel y Gladdfa II
  Church
• Capel y Traeth II
  Church
• Capel y Traeth II
  Demolished dwelling
• Capel-y-graig Lodge and adjoining gatepiers II
  Office
• Capel-y-graig Lodge and adjoining gatepiers II
  Lodge
• Caprera Cottage II
  Cottage
• Caprera Cottage II
  Bridge
• Carlton, including forecourt railings and gate II
  Residential
• Carmel Chapel II*
  Building
• Carmel Chapel II*
  Chapel
• Carreg Bach II
  Cottage
• Carreg Bach II
  House
• Carreg Fawr II
  Farmhouse
• Carreg Plas II
  Gentry house
• Carreg Wen, Marine Terrace II
  House
• Carreg and Pilkington Tombs II
  Tomb
• Carreg-felin II
  House
• Cart Shelter Range at Home Farm II
  Cart shelter
• Cart Shelter and Pigsties at Plas-uchaf II
  Shelter, pigsty
• Cart shed to NW farmyard, including hammel to rear. II
  House
• Cart shed to NW farmyard, including hammel to rear. II
  Shed
• Cart shelter and stables at Uwchlaw'r-rhos II
  Shelter, stables
• Cart shelter, barn, granary and smithy at Madryn Farm II
  Farm buildings
• Cart-shed at Ty Mawr II
  Outbuilding
• Cart-shed at Ty Mawr II
  House
• Carthouse and Pigsty at Coed-y-Foel Isaf II
  Farm building
• Carthouse and Stable Range at Ty'n-y-Ddol II
  Stable
• Carthouse at Llaithgwm II
  Carthouse, granary
• Carthouse at Ty Iocws II
  Carthouse
• Carthouse at Ty'n Llwyn II
  Carthouse/granary
• Carthouse block at Cwm Main II
  Carthouse, granary
• Cartshed at Plas yn Rhiw II
  Cartshed
• Cartshed at Plas yn Rhiw II
  Commercial building
• Cartsheds and attached range on south-east side of upper farmyard at Glynllifon College Farm II
  Cartshed
• Cascade at Glynllifon II
  Water feature
• Castell II
  Single storey building
• Castell II
  Church
• Castell Cottage II
  Cottage
• Castell Deudraeth II
  Country house
• Castellated Garden Walls and Towers at Castell Deudraeth II
  Garden walls and towers
• Castellmarch II*
  Gentry house
• Castle Chambers II
  Shop, office
• Castle Gift Shop II
  Shop
• Castle Hotel, including railings & gate II
  Hotel
• Castle House II*
  House, shop
• Castle House II*
  Memorial
• Castle Pharmacy II
  Shop
• Castle Restaurant II
  Restaurant
• Castle Square Presbyterian Church of Wales, including forecourt walls and railings II
  Chapel
• Casual Ward at Bron-y-Garth Hospital II
  Hospital
• Cathedral church of St Deiniol I
  Cathedral
• Catholic Church of St Tudwal including attached presbytery II
  Church, presbytery
• Cattleshed at Cae Gwynion Uchaf Farm II
  Cattleshed
• Causeway II
  Causeway
• Cave on south-east side of Afon Llifon approximately 190m south-west of the bridge over East Drive II
  Cave
• Cefn Braich II
  House
• Cefn Mine II
  Mine
• Cefn Rhengwrt II
  Farmhouse
• Cefn-y-Waen Chapel including Vestry/Schoolroom and forecourt walls II
  Chapel
• Cefn-y-Waen Chapel including Vestry/Schoolroom and forecourt walls II
  Demolished structure
• Cefn-y-buarddau, with front yard walls II
  Dwelling and farm buildings
• Cefn-y-coed II
  Villa
• Cefn-y-coed-uchaf II
  House
• Cefn-y-coed-uchaf II
  Walled garden
• Cefn-y-meysydd isaf II
  Residential
• Cefn-y-wern, including forecourt railings and gate II
  Town houses
• Cefnamwlch II*
  Statue
• Cefnamwlch II*
  Country house
• Cefngwreichion II
  Farmhouse
• Cefni Fruit Co. II
  Commercial
• Cefni Fruit Co. II
  Public house, terrace
• Cefniwrch II
  Cottage
• Ceinfan, including forecourt railings and gate II
  Town houses
• Celtic Royal Hotel II
  Hotel
• Cemetery Walls and Gates II
  Cemetery walls and gates
• Cemlyn II
  House
• Cemlyn II
  Ruins
• Central Piazza II
  Public square
• Central farmyard range to S of Long Barn II
  Farmyard accommodation
• Central farmyard range to S of Long Barn II
  House
• Ceunant II
  Cottage
• Chantry II
  Town hall
• Chantry Row II
  Commercial
• Chapel Remains II
  House
• Chapel Remains II
  Chapel
• Chapel of St Mary to N of Vaynol Old Hall I
  Chapel
• Chapel to SW of Vaynol Farm II
  Chapel
• Chemist II
  Commercial
• Chemist II
  House
• Chest Tomb in churchyard of the Church of St Beuno II
  Tomb
• Chick King (including 80 Ambrose Street) II
  Residential building
• Children's Mill or Boat House II
  Boathouse
• Chimney Stack at South Dock II
  Chimney stack
• Chimney Stack at South Dock II
  House
• Chimney of former Llanengan Lead-mine II
  Chimney
• Chinese Gateway, Steps and Railings to Anchor, Including Associated Wall with Enclosure to N II
  Pavilion
• Christ Church II
  Church
• Christ Church II
  House
• Chronometer Sundial II
  Sundial
• Chronometer Sundial II
  Folly
• Church Hall II
  Hall
• Church Hall II
  Church hall
• Church Hall II
  Church hall
• Church Hall II
  Terrace
• Church House II
  House - terrace
• Church House II
  Church hall
• Church of Our Lady and St James II
  Public house
• Church of Our Lady and St James II
  Church
• Church of Saint Deiniol II
  House
• Church of Saint Deiniol II
  Church
• Church of Saint James the Great II
  Church
• Church of Saint Mary II
  Church
• Church of Saint Mary II
  Corn mill
• Church of St Aelhaearn II*
  Church
• Church of St Aelrhiw II
  Commercial building
• Church of St Aelrhiw II
  Church
• Church of St Baglan I
  Church
• Church of St Beuno I
  Church
• Church of St Beuno II
  Church
• Church of St Beuno I
  Gate lodge
• Church of St Beuno II*
  Church
• Church of St Beuno II
  Church
• Church of St Beuno, with attached Chapel of St Beuno I
  Church
• Church of St Brothen I
  Church
• Church of St Buan II
  Factory
• Church of St Buan II
  Church
• Church of St Cadfan I
  Church
• Church of St Catherine II*
  Church
• Church of St Catherine II*
  Church
• Church of St Cawrdaf I
  Church
• Church of St Ceidio II
  Church
• Church of St Ceidio II
  Mill
• Church of St Cian II
  Church
• Church of St Cwyfan II
  Townhouse
• Church of St Cwyfan II
  Church
• Church of St Cybi II*
  Townhouse
• Church of St Cybi II*
  Church
• Church of St Cynfil II
  Former house
• Church of St Cynfil II
  Church
• Church of St Cynhaearn II*
  Church
• Church of St Cynhaearn II*
  Church
• Church of St Deiniol II
  Church
• Church of St Deiniol II
  Bridge
• Church of St Edern II
  Church
• Church of St Engan I
  Church
• Church of St Engan I
  House, restaurant
• Church of St Garmon II
  Church
• Church of St Garmon II*
  Church
• Church of St George II
  Church
• Church of St Gwyndaf II
  School
• Church of St Gwyndaf II
  Church
• Church of St Gwynhoydl I
  House
• Church of St Gwynhoydl I
  Church
• Church of St Gwyninin II
  Church
• Church of St Gwyninin II
  Former house
• Church of St Hywyn I
  Church
• Church of St Hywyn I
  Gate lodge
• Church of St Iestyn I
  Church
• Church of St John II
  Church
• Church of St John the Baptist II
  Church
• Church of St John the Baptist II
  Site
• Church of St Llechid II
  Church
• Church of St Maelrhys II
  Church
• Church of St Maelrhys II
  Bank, restaurant
• Church of St Mary II
  Church
• Church of St Mary II*
  Church
• Church of St Mary II*
  Cathedral
• Church of St Mary II*
  Church
• Church of St Mary II*
  Church
• Church of St Mary I
  Church
• Church of St Mary I
  Town house
• Church of St Michael II*
  Townhouse
• Church of St Michael II*
  Church
• Church of St Michael II
  Church
• Church of St Michael and All Angels II
  House
• Church of St Michael and All Angels II
  Church
• Church of St Padarn II*
  Church
• Church of St Peblig I
  Church
• Church of St Peblig I
  House - terrace
• Church of St Pedrog II*
  Church
• Church of St Rhedyw II*
  Church
• Church of St Rhedyw II*
  House
• Church of St Tegai II*
  Church
• Church of St Tegai II*
  Former rectory
• Church of St Tudwen II*
  Church
• Church of St Tudwen II*
  Church
• Church of St Twrog II*
  Church
• Church of the Holy Cross II*
  Church
• Church of the Holy Cross II*
  House - terrace
• Church of the Most Holy Redeemer II
  Church
• Churchyard Wall and Gate E of Church of St Engan II
  Wall and gate
• Churchyard Wall and Lychgate to the Church of St John the Baptist II
  Wall, lychgate
• Churchyard wall, railings and memorial enclosure at Church of St Michael II
  Church
• Cilcoed II
  Church
• Cilcoed II
  Residential
• Cilgant II
  House
• Cilgant II
  Cottage
• Cilgant II
  Cottage terrace
• Cilgwyn II
  House
• Cilgwyn II
  House, terrace
• Cilyradwy II
  Boundary marker
• Cilyradwy II
  Cottage
• Classical bust on stele in niche of garden wall at Vaynol Old Hall. II
  Sculpture
• Classical statue to SW of Vaynol Hall II
  Statue
• Cliff House Including Annex II
  House
• Clock Tower II
  Clock tower
• Clogwyn Tower II
  Tower
• Coach House and Stables at Plas Gelliwig II
  Coach house, stables
• Coach House and Stables at Plas Gelliwig II
  Threshing mill complex
• Coach House at Cefnamwlch II
  House
• Coach House at Cefnamwlch II
  Coach house
• Coach House to N of Vaynol Hall II
  Coach house
• Coach House to N of Vaynol Hall II
  Terrace house
• Coach house/wash house and stables at Bryn Deulyn II
  Coach house, wash house, stables
• Cochwillan I
  House
• Coed Helen II
  Terraced house
• Coed Helen II
  House
• Coed tyno-bach II
  House
• Coed y Glyn II
  House
• Coed-uchaf II
  House
• Coed-y-Bedo including adjoining former Cartsheds and Granary II
  House
• Coed-y-Foel Isaf including adjoining Agricultural Range II
  Farmhouse and agricultural range
• Coedcae-du II
  House
• Coetmor Farmhouse II
  Farmhouse
• Cofeb Llywelyn at Pencadlys Gwynedd II
  Monument
• Columnar Monument Immediately S of Chantry II
  Monument
• Commercial House II
  Commercial building
• Compound Walls at Bardsey Lighthouse II
  Church
• Compound Walls at Bardsey Lighthouse II
  Walls
• Compressor House II
  Industrial
• Corbett Arms Hotel II
  Hotel
• Cornhill Cottage, including revetment walls and steps II
  House
• Cornhill Cottage, including revetment walls and steps II
  Townhouse
• Cornhill Wharf II
  Wharf
• Cororion II
  House
• Corris Institute II
  Institute
• Corrugated Iron Shelter II
  Shelter
• Cottage adjoining Crymlyn Cottage II
  Cottage
• Cottage and Outbuilding, adjoining Fronheulog II
  Cottage, outbuilding
• Cottage/outbuilding at Tan-y-groeslon II
  Outbuilding
• County Court (former County Hall) I
  Court house
• County Court (former County Hall) I
  Terraced house
• Courtenay's Bistro II
  House
• Courtenay's Bistro II
  Townhouse
• Courtyard Ranges to the W of Wern Manor, including Stables, Coachhouse and Tower II
  House
• Courtyard Ranges to the W of Wern Manor, including Stables, Coachhouse and Tower II
  Commercial building
• Courtyard outbuildings and retaining walls to adjacent formal garden area at Glan Gwna Hall II
  Outbuildings
• Cowhouse Range at Plas-gwyn II
  Cowhouse
• Cowhouse and Barn Range at Llwyndyrus II
  Cowhouse and barn range
• Cowhouse and Farm Range W of Ty'n-llan II
  Cowhouse and farm range
• Cowhouse and Stables at Pen-y-llyn II
  Cowhouse, stables
• Cowhouse at Bodgarad II
  Agricultural building
• Cowhouse at Bryn-ffoulk II
  Cowhouse
• Cowhouse at Bryngwdion II
  Agricultural building
• Cowhouse at Cefn Rhengwrt II
  Agricultural building
• Cowhouse at Cynlas Fawr II
  Cowhouse
• Cowhouse at Eithinog-uchaf II
  Stable
• Cowhouse at Uwchlaw'r-rhos II
  Cowhouse
• Cowhouse at Ysgubor-fawr II
  Cowhouse
• Cowhouse to South-east of Llwyn-bedw II
  Cowhouse
• Cowhouse to south of Cae-efa-lwyd-fawr II
  Cowhouse
• Cowhouse, Barn and Cart Shelter at Bodfan II
  Barn, cowhouse, cart shelter
• Cowhouse/Stables at Dinas II
  Cowhouse, stables
• Cowhouse/granary and pigsties at Eithinog-uchaf II
  Agricultural building
• Cowhouses and Barn in outer yard at Home Farm II
  Cowhouse, barn
• Cowhouses/Cart Shelter at Fferm Cochwillan II
  Cowhouse/cart shelter
• Craft Cymru, including 17 Castle Street II
  Terrace house
• Craft Cymru, including 17 Castle Street II
  House, shop
• Craigafon II
  House
• Craigafon II
  House
• Crane at S End of Boston Lodge Railway Works II
  Crane
• Crane at S End of Boston Lodge Railway Works II
  Church
• Crane at Victoria Dock II
  Crane
• Creigir Isaf II
  House
• Criccieth Castle I
  Hotel, commercial
• Criccieth Castle I
  Castle
• Cristin II
  Farmhouse
• Cristin II
  Townhouse
• Croeswr Tramway Bridge over Y Cyt II
  Bridge
• Crogen II*
  Country house
• Cromlech II
  Cromlech
• Cross Keys II
  Inn
• Crown Hotel II
  Hotel
• Crown Hotel II
  House
• Crud yr Awel II
  Terrace of houses, shop
• Crud-y-gwyn II
  Workers' cottages
• Crugan II
  House
• Crymlyn Cottage II
  Cottage
• Cwm Bowydd Farmhouse II
  School
• Cwm Bowydd Farmhouse II
  Farmhouse
• Cwm Main II
  Farmhouse
• Cwrt II
  Farmhouse
• Cwrt II
  Teacher's residence
• Cwrt yr Harbwr II
  Townhouse
• Cwrt yr Harbwr II
  Block of dwellings and warehouse
• Cyffin House II
  Telephone kiosk
• Cyffin House II
  House
• Cymerau Cottages II
  Cottage
• Cymerau Cottages II
  Cottages
• Cymerau Cottages II
  Cottages
• Cymerau Cottages II
  Cottages
• Cymro Gate II
  Tollhouse
• Cynfal II
  Townhouse
• Cynfal II
  House
• Cynlas Fawr including adjoining Carthouse II
  Farmhouse
• Dairy Cottage with garden walls to rear. II
  Cottage
• Dam to SW of former Felin Fawr Slate Works II
  Dam
• Days Gone By Antiques II*
  Commercial
• Ddol II
  Cottage
• Debenhams (Nos 172,174 & 196) II
  Commercial
• Dental Surgery II
  Surgery
• Dental Surgery II
  Gate lodge
• Descending Steps From Watch House II
  Steps
• Deseret II
  House
• Detached Accommodation Block at Plas Menai II
  Accommodation block
• Detached Kitchen / Washhouse at Cae-ysgubor II
  Kitchen, washhouse
• Detached small range to NW of Dairy Cottage II
  Small range
• Detached small range to NW of Dairy Cottage II
  House
• Detached small range to SW of Long Barn II
  Farm building
• Dinas Farmhouse II
  Farmhouse
• Dinorwic Slate Quarry Workshops (Welsh Slate Museum Buildings) I
  Industrial workshop
• Direction indicator II
  Direction indicator
• Discount World (Formerly Caersalem Chapel) II
  Chapel
• Discount World (Formerly Caersalem Chapel) II
  Cottage
• Disused Cottage at Buarth Newydd II
  Cottage
• Disused Cottage at Plas Dolydd II
  Cottage
• Disused Cottage immediately to north-east of Tan-y-Bryn II
  Cottage
• Disused Farmhouse at Bodfan II
  Farmhouse
• Disused cottage immediately to north-east of Maes Eilian II
  Cottage
• Disused cottage to south-west of Llwyndu Canol II
  Cottage
• Dock System at Y Felinheli II
  Dock system
• Dock System at Y Felinheli II
  Church
• Dock at NW edge of Vaynol Park, (including the boathouse) II
  Dock, boathouse
• Dock, perimeter wall and attached buildings to east of Fort Belan II*
  Dock
• Dock, perimeter wall and attached buildings to east of Fort Belan II*
  Memorial
• Dockmaster's Office II
  Office
• Dol-wenith II
  House
• Dol-y-Gadfa II
  Farmhouse
• Dolafon II
  Hotel
• Dolafon II
  Terrace
• Dolbadarn Castle I
  Castle
• Dolperis II
  House
• Dolphin (Including Royal Dolphin) II
  Public house
• Dolphin (Including Royal Dolphin) II
  House
• Domestic & Dining Hall Range at Normal College II
  Education facility
• Double Farm-court to Hendy/Ty Nant and Ty Bach/Ty Nesaf. II
  Farm court
• Dovecote Above Portmeirion Hotel II
  Dovecote
• Dovecote and attached range to left at south-east corner of farmyards at Glynllifon College Farm II
  Dovecote
• Dower House at Llwyndu II*
  Cottage
• Drawbridge on S side of Victoria Dock II
  Bridge
• Drinking Fountain II
  House
• Drinking Fountain II
  Fountain
• Drying House II
  Drying house
• Drystone-walled Field System at Tan-y-braich II
  Field system
• Dutch Barn at Cae Gwynion Uchaf Farm II
  House
• Dutch Barn at Cae Gwynion Uchaf Farm II
  Barn
• Dylluan-y-Deri II
  Workers' cottages
• E Farmyard Range including water-wheel at Nant Farm II
  Church
• E Farmyard Range including water-wheel at Nant Farm II
  Farm buildings
• E.T.& J.Dogan & Sons II
  Bathing house
• E.T.& J.Dogan & Sons II
  Shop
• East Gate, incorporating 3 Hole-in-the-Wall Street II*
  Gateway
• East Gate, incorporating 3 Hole-in-the-Wall Street II*
  Townhouse
• East Lodge II
  Lodge
• Eastern Cavern north of the path near main east vista fountain II
  Cavern
• Eastern Slab Mill at Felin Fawr Slate Works II*
  Industrial building
• Eastern Walled Kitchen Garden II
  Garden
• Ebenezer Congregationalist Chapel II
  Gate lodge
• Ebenezer Congregationalist Chapel II
  Chapel
• Ebenezer Cottage (Ty-capel) II
  Cottage
• Ebenezer Methodist Church II
  Chapel
• Edern Presbyterian Chapel II
  Chapel
• Edern Presbyterian Chapel II
  House
• Education Offices at Pencadlys Gwynedd II
  Office
• Efail Gledrydd II
  House
• Efail Gledrydd Forge II
  Forge
• Efail Pont y Gof II
  Cottage, smithy
• Efail Pont y Gof II
  Rectory
• Eglwys Bresbyteriadd Cymru Y Garth, including forecourt wall, railings and steps II
  Chapel
• Eglwys Crist (Christ Church) II
  Church
• Eglwys Sant Cedol II
  Church
• Eglwys St Cross II
  Church
• Eisteddfa-isaf II
  Cottage
• Eithinog-uchaf II
  House
• Elernion II
  House
• Elernion II
  House
• Elusendai Price (Bryncastell, Berth-lwyd, Daron, Ty-Newydd and Hen Ysgoldy) II
  Almshouses
• Enclosure Walls at St Tudwal's Lighthouse II
  Memorial
• Enclosure Walls at St Tudwal's Lighthouse II
  Wall enclosure
• Engine House II
  Engine house
• Engine House II
  Engine house
• Engine House II
  Engine house
• Engine House and Chimney adjoining Workshops II
  Engine house
• Engine House attached to south side of threshing barn at Home Farm II
  Engine house
• Engine House, Boilerhouse, Bunker and remains of chimney to south II*
  Industrial building
• Engine Shed II
  Engine shed
• Engine Shed on former Padarn Railway II
  School
• Engine Shed on former Padarn Railway II
  Engine shed
• Engine and Compressor House II
  Engine house
• Engine house II
  Engine house
• Engine-house Tower by Tower Cottage II
  Engine-house
• Entrance Gates and Walls near Lower Lodge at Cefnamwlch II
  House
• Entrance Gates and Walls near Lower Lodge at Cefnamwlch II
  Gate, wall
• Entrance Gates at Nanhoron II
  Entrance gates
• Entrance Gates at Nanhoron II
  Industrial mill
• Entrance Lodge at Glyn Padarn II
  Lodge
• Entrance Piers at the Minffordd Approach to Portmeirion II
  Entrance piers
• Entrance gate piers to the Britannia Park II
  Gate pier
• Erw II
  Farmhouse
• Erw Fair II
  Group of houses
• Erw Fair II
  House
• Erw Fair II
  Houses
• Erw Fair II
  House
• Erw Fair II
  House
• Erw-pwll-y-glo II
  Residential
• Erw-pwll-y-glo II
  House - terrace
• Estate Kennels II
  Kennels
• Eureka Slate Mill II
  Industrial
• Factory Cottage II
  Cottage
• Factory Cottage II
  Street sign
• Fairview II
  House
• Farm Building and Granary at Ystumcegid II
  Farm building
• Farm Building at Llwyndyrus II
  Farm building
• Farm Building at rear of Plas-gwyn II
  Farm building
• Farm Buildings at Bron-Eifion Farm II
  Farm buildings
• Farm Outbuilding at Penychain II
  Outbuilding
• Farmbuildings and screen wall at Llwyn Coed II
  Farmbuildings
• Farmbuildings at Cororion II
  Farm buildings
• Farmbuildings at Erw II
  Farm buildings
• Farmbuildings at Glan-y-mor-isaf II
  Farmbuilding
• Farmbuildings at Tai'r-meibion II
  Farmbuilding
• Farmbuildings at Ty'n-yr-hendre II*
  Farmbuilding
• Farmyard range to S of Long Barn II
  Farm building
• Farmyard range to S of Long Barn II
  House
• Farmyard range to SE of Long Barn II
  Barn
• Farmyard range to SE of Long Barn II
  House
• Felin Bach II
  Cottage
• Felin Cochwillan II
  House
• Felin Cochwillan II
  Mill
• Felin Newydd II
  House
• Felin Sarn II*
  Mill
• Fellowship House II
  Residential house
• Fferm Cochwillan II
  Farmhouse
• Fferm Glasynfryn II
  House
• Fferm Tyn y Clwt II
  Farmhouse
• Ffinfa II
  Cottage
• Ffinfa II
  Mile marker
• Ffriddoedd Farmhouse II
  Farmhouse
• Ffrwd Galed II
  Cottage
• Ffynnon Aelrhiw II
  School
• Ffynnon Aelrhiw II
  Holy well
• Ffynnon Beuno II*
  Well
• Ffynnon Cawrdaf II
  Well house
• Ffynnon Cybi and associated works I
  Well house
• Ffynnon Engan II
  Holy well
• Ffynnon Fair and Bridge II
  Air raid shelter
• Ffynnon Fair and Bridge II
  Well, bridge
• Ffynnon Felin Bach II
  Well
• Ffynnon Trwyn'r nant II
  Well
• Ficardy II
  House
• Field Barn at Llanfair Farm II
  Church
• Field Barn at Llanfair Farm II
  Barn
• Field Cowhouse [beudy] at Glasfryn-bach II
  Cowhouse
• Field Cowhouse at Ty Newydd Farm II
  Cowhouse
• Filldir II
  Farm building
• Fish & Chip Bar II
  Commercial
• Fitting and Repair Shop at Felin Fawr Slate Works II
  Workshop
• Fitting and Repair Shop at Felin Fawr Slate Works II
  Academy
• Folly tower at Coed Twr II
  Office
• Folly tower at Coed Twr II
  Folly tower
• Font in garden at Cefnamwlch II
  Font
• Font in garden at Cefnamwlch II
  Mill
• Footbridge II
  Footbridge
• Footbridge over Afon Llifon to east of house II
  Footbridge
• Footbridge over service drive to west of Glynllifon House II
  Bridge
• Forecourt Walls II
  Wall
• Forecourt Walls and Balustrading at Cliff House II
  Balustrading, screen wall
• Former Brass Foundry at Boston Lodge Railway Works II
  Church
• Former Brass Foundry at Boston Lodge Railway Works II
  Industrial
• Former Carnarvon Grammar and Collegiate School, including gate, gate pier, and basement steps II
  Former school
• Former Carthouse adjacent to the Outbuilding to the rear of Derfel Gadarn II
  Coachhouse
• Former Chapel and Manse at Cefn-ddwysarn II
  Chapel and manse
• Former Christchurch (now Yr Hwylfan) II
  Church
• Former Christchurch (now Yr Hwylfan) II
  House
• Former Coach House to rear of no.32 II
  Coach house
• Former Coach-house to the rear of Llanfair Hall II
  Coach-house
• Former Coachhouse at the Vicarage, Including Associated Garden Walls II
  Coachhouse
• Former Communal Lavatory II
  House
• Former Communal Lavatory II
  Former communal lavatory
• Former Cottages at Cororion II
  Cottage
• Former Cowhouse at Llwyndu II
  Public house
• Former Cowhouse at Llwyndu II
  Cowhouse
• Former Cowhouse to Dol-wenith II
  Cowhouse
• Former Cowhouse to south-west side of upper farmyard at Glynllifon College Farm II
  Cowshed
• Former Dairy to north-west of Ty Mawr II
  Dairy
• Former Dock Offices at Y Felinheli II
  Offices
• Former Domestic/Stable Block ar Hendre Coed Isaf II
  House
• Former Domestic/Stable Block ar Hendre Coed Isaf II
  Stable block
• Former Engine House II
  Library, health-centre
• Former Engine House II
  Engine house
• Former Engine House and Fog Station at Bardsey Lighthouse II
  Church
• Former Engine House and Fog Station at Bardsey Lighthouse II
  Engine house, fog station
• Former Erecting Shop at Boston Lodge II
  Former shop
• Former Erecting Shop at Boston Lodge II
  House
• Former Farm Office at Glynllifon College Farm II
  Farm office
• Former Game Larder to the rear of Llanfair Hall II
  Larder
• Former Garth Primary School II
  Primary school
• Former Haybarn at Parciau Mawr II
  Haybarn
• Former Haybarn at Parciau Mawr II
  House
• Former Hospital and boundary walls II*
  Hospital
• Former Hospital and boundary walls II*
  Townhouse
• Former Iron Foundry and Smithy at Boston Lodge II
  Iron foundry, smithy
• Former Iron Foundry and Smithy at Boston Lodge II
  Bank
• Former Keepers' Accommodation at St Tudwal's Lighthouse II
  Accommodation building
• Former Keepers' Accommodation at St Tudwal's Lighthouse II
  Farmhouse
• Former Locomotive Shed II
  Shed
• Former Lodge to Plas Penrhyn II
  Lodge
• Former Machine Shop at Boston Lodge II
  Church
• Former Machine Shop at Boston Lodge II
  Machine shop
• Former Manager's Office at Boston Lodge Railway Works II
  Office
• Former Manager's Office at Boston Lodge Railway Works II
  Demolished
• Former Mortuary II
  Terrace house
• Former Mortuary II
  Mortuary
• Former Normal College Gymnasium (Gwynedd Technical College, Art & Design Section) II
  Gymnasium
• Former Oil Store at Boston Lodge Railway Works II
  Church
• Former Oil Store at Boston Lodge Railway Works II
  Store
• Former Post Office & Nos 1-3 Maes Gerddi II
  Post office, shop, terraced cottages
• Former Post-Office, including gates to service yard II
  Post office
• Former Quarrymen's Barracks to north-west of Ty Mawr (east range) II
  Barracks
• Former Railway Carriage Shed II
  Railway carriage shed
• Former Railway Station II
  Store
• Former Railway Station II
  Former railway station
• Former SW wing of Bodfasarn II
  Outbuilding
• Former Sawmill Manager's House II
  Sawmill manager's house
• Former School Hall including adjoining Garden Wall to SW II
  School hall
• Former School in the churchyard of the Church of St Garmon II
  School
• Former Sea Wall at Penmount Chapel II
  Wall
• Former Stable Block at Gwern-y-braichdwr including adjoining Revetment Wall II
  Stable block
• Former Stable Range at Plas Newydd II
  House
• Former Stable Range at Plas Newydd II
  Stable
• Former Stable at Penarth-fawr II
  Former stable
• Former Stables II*
  House
• Former Stables II*
  Commercial, mixed use
• Former Stables at Plas y Coed II
  Stable
• Former Steward's House at Coed-y-Bedo II
  Cottage
• Former Tabernacle Chapel including Hall (Cwmni Theatr Hwyl a Fflag) II
  Terrace house
• Former Tabernacle Chapel including Hall (Cwmni Theatr Hwyl a Fflag) II
  Chapel
• Former Threshing Barn at Braich y Saint II
  House
• Former Threshing Barn at Braich y Saint II
  Barn
• Former Tollhouse (Now Public Telephone Kiosk) II
  Tollhouse, telephone kiosk
• Former Tremadoc Tramway bridge over drainage ditch II
  Bridge
• Former Tremadog lock up (also known as Siop Crydd & Carchar) II
  Lock up
• Former Vicarage II
  House
• Former Wash-House or Shop advanced to the R of Quay Cottage II
  Stable building, coachman's house
• Former Wash-House or Shop advanced to the R of Quay Cottage II
  Wash-house or shop
• Former Watermill at Llwyndu II
  Watermill
• Former Watermill at Llwyndu II
  Hotel, shop
• Former Weigh House at Boston Lodge Railway Works II
  Church
• Former Weigh House at Boston Lodge Railway Works II
  Weigh house
• Former Women's Institute Hall II
  Hall
• Former church hall II
  Hall
• Former cottage at Eithinog-uchaf II
  Former cottage
• Former outbuilding of Plas Ynys Tywyn (attached to Co-op supermarket) II
  Outbuilding
• Former railway bridge at Bontnewydd II
  Bridge
• Former reservoir on hill to north-east of Fort Williamsburg II
  Reservoir
• Former slate warehouse on Oakleys Wharf II
  Townhouse
• Former slate warehouse on Oakleys Wharf II
  Warehouse
• Former stable at Bodawen Lodge II
  Stable
• Former warehouse at Victoria Dock II
  Warehouse
• Former warehouse on Balaclava Road II
  Warehouse
• Fort Belan I
  Fort, fortification
• Foundry at Felin Fawr Slate Works II
  Foundry
• Fountain II
  House
• Fountain II
  Domestic building
• Fountain Pool adjacent to east side of house II
  Fountain
• Fountain Pool to east of Stable Courtyard II
  Fountain
• Fountain at end of east vista II
  Fountain
• Fountain near south-west corner of Glynllifon House II
  Fountain
• Fountain pool including iron pipe in Coed y Terrace wood south-west of the Farm II
  Water feature
• Foxhole II
  Cottage
• Foxhole II
  House - terrace
• Free Holder II
  House
• Free Holder II
  House
• Freedom Cross at Penrhos Polish Village II
  Memorial
• Friar's Terrace II
  House
• Friar's Terrace II
  Terrace
• Friar's Terrace II
  Farmhouse
• Friar's Terrace II
  Terrace
• Friar's Terrace II
  Tower
• Friar's Terrace II
  Terrace house
• Friars Lower School II
  House
• Friars Lower School II
  School
• Fron Heulog II
  House
• Fron Heulog Lodge including Gate and Gatepiers II
  Lodge
• Fron Oleu II
  Cottage
• Fron Oleu II
  Commercial building
• Fron-y-Graig II
  Terraced house
• Fron-y-Graig II
  House
• Frondeg II
  Villa
• Frondeg II*
  House
• Frondeg II*
  Cottage
• Fronheulog II
  Cottage
• Front Terrace, Balustrade and Steps at Wern Manor II
  Terrace
• Front Walls and Gates to Moriah Methodist Chapel II
  Chapel
• Gallt-y-beren II
  Country house
• Game Larder at Rhiwlas II
  Store
• Garden Cottage II
  Cottage
• Garden Gates at Cefnamwlch II
  Gate
• Garden Gates at Cefnamwlch II
  House
• Garden seat in SW garden of Vaynol Hall II
  Garden seat
• Gardener's Cottage and attached archway to south of Kitchen Gardens II
  Converted building
• Garreg Wen II
  House
• Garreglwyd II
  House
• Garth II
  House
• Garth-goch II
  Farmhouse
• Garth-lwyd II
  House
• Garth-lwyd II
  House
• Garthowen, Marine Terrace II
  House
• Gate Piers & Gates at entrance to St. Marys Churchyard II
  Gate piers, gates
• Gate Piers to grounds of Normal College Hostels II
  Gate pier
• Gate Piers to the Drive at Normal College (George Hostel) II
  Gate piers
• Gate Piers, Gates & attached Walls at the end of the Northern Driveway to Y Glyn II
  Gate piers and gates
• Gate piers and gates at entrance to Brecon Place and Greenways II
  Gate piers and gates
• Gate piers and walls at entrance to Glan Gwna Hall II
  Gate structure
• Gate piers in boundary wall by Wern Gogas II
  Gate pier
• Gate piers on Bryntirion Drive II
  Gate piers
• Gate piers, gates and wall at entrance to Bron-y-Garth II
  Gate piers and wall
• Gate piers, gates, walls and railings to churchyard II
  Gate piers, walls, railings
• Gatehouse at Cefnamwlch II*
  Gentleman's residence
• Gatehouse at Cefnamwlch II*
  Gatehouse
• Gatehouse at Fort Williamsburg II*
  Gatehouse
• Gatehouse range including stabling, cowhouses and walls enclosing yard to south at Madryn Farm II
  Farmbuilding, gatehouse
• Gates and Gatepiers opposite Gattws II
  Gatepiers
• Gates and gate piers at entrance to Uxbridge Square II
  Gates
• Gates to Wern Manor II
  Gate
• Gates, Gatepiers and Screen Walls at Pale Hall II
  Gates and entrance screen
• Gates, Wall and Railings at Capel Seion II
  Chapel
• Gates, Wall and Railings at Capel Seion II
  Terraced houses
• Gates, gate piers & railings to forecourt of Capel Caersalem II
  Gate, railings
• Gates, gate piers & railings to forecourt of Capel Caersalem II
  Town house, bank
• Gates, gate piers and flanking walls at S entrance to church of St John II
  Gate
• Gates, gate piers and railings at the NW entrance to the church of St Peblig II
  House
• Gates, gate piers and railings at the NW entrance to the church of St Peblig II
  Gate
• Gates, gate piers and railings to forecourt of Ebenezer Methodist Church II
  Gate
• Gateway and Screen Walls to Rhiwlas II
  Gateway
• Gateway to Bible Garden II
  House
• Gateway to Bible Garden II
  Gateway
• Gateway to former Walled Garden at Y Glyn II
  Gateway
• Gateway to the Church of Saint Mary II*
  Gateway
• Gateway with bellcage at head of formal garden NE of Vaynol Hall II
  Gate lodge
• Gateway with bellcage at head of formal garden NE of Vaynol Hall II
  Gateway
• Gateway with inscription set in N boundary wall of Terrace Garden opposite Vaynol Old Hall II*
  Gateway
• Gatws II
  Lodge
• Gatws II
  House
• Gelli II
  Building
• Gelli II
  Terrace of cottages
• Gelli Faia II
  House
• Gelli Faia II
  Villa
• George Hostel, Normal College II
  College
• George IV Hotel II
  Hotel
• George IV Hotel II
  Garden shelter
• Gibraltar Cottage II
  House
• Gibraltar Cottage II
  Residential
• Gladiator statue (north) at Bryn Bras Castle II
  Statue
• Gladiator statue (south) at Bryn Bras Castle II
  Statue
• Glan Afon II
  Cottage
• Glan Afon II
  Gate lodge
• Glan Glasfor to the rear of Morris & Co. II*
  House
• Glan Glasfor to the rear of Morris & Co. II*
  Shop and house
• Glan Gors II
  Cottage
• Glan Gwna Hall II*
  Country house
• Glan Seiont II
  House
• Glan-dwr II
  House
• Glan-dwr II
  House
• Glan-y-mor-isaf II
  House
• Glanafon II
  Houses
• Glanafon II
  House
• Glanrafon II
  Farmhouse
• Glanrafon Fawr II
  House
• Glascoed II
  House
• Glasfor, Gwynfor & Uwch-y-Don II
  Row of cottages
• Glasfor, Gwynfor & Uwch-y-Don II
  Terraced house
• Glasfryn & Tamariu II
  House
• Glasfryn Coach House II
  Coach house
• Glasfryn House II*
  House
• Glasfryn House II*
  House
• Glasgoed Hall II
  Hall
• Glasinfryn Viaduct (partly in Llandygai community) II
  Viaduct
• Glasinfryn Viaduct (partly in Pentir community) II
• Gledhill's II
  Shop
• Gledhill's II
  Gates
• Gloriette II
  Loggia
• Glyn Padarn II
  House
• Glynllifon I
  Mansion
• Goetre Farmhouse, with attached farm building II
  Farmhouse
• Goose-shelter at Bwlch-y-garreg II
  Shelter
• Gorffwysfa Chapel Including Hall Adjoining to the Rear and Railed Forecourt Walls to the Front. II
  Chapel
• Gorphwysfa II
  Cottage
• Gorphwysfa II
  House
• Gorphwysfa II
  Terraced house
• Gothick Pavilion II
  Pavilion
• Government House II
  House
• Graig II
  Cottage
• Graig II
  House
• Graig Fach II
  Stable block
• Graig Fach II
  House
• Graig Fach II
  Cottage
• Graig Fach II
  House
• Grand Lodge and forecourt walling II*
  Entrance lodge
• Grand Lodge and forecourt walling II*
  Cottage
• Grand Lodge at Main Entrance to Vaynol Park II
  Church
• Grand Lodge at Main Entrance to Vaynol Park II
  Lodge
• Grand Lodge including Archway at main entrance to Glynllifon II*
  Archway with lodges
• Grand Lodge to Glan Gwna Hall II
  Lodge
• Grave of David Lloyd George II*
  Grave enclosure
• Gravestone of John Ystymllyn II
  Monument
• Graveyard Wall to Abbey of St Mary II
  Wall
• Graveyard Wall to Abbey of St Mary II
  Dwellings
• Greaves Wharf and Oakleys Wharf II
  Wharf
• Greaves Wharf and Oakleys Wharf II
  Factory
• Greenways and The Mews, including forecourt walls and gate piers II
  Residential
• Griffith Family Monument II
  Monument
• Grisiau Mawr (steps between Pencei (Cornhill) and Ffordd Garth) II
  Steps
• Grisiau Mawr (steps between Pencei (Cornhill) and Ffordd Garth) II
  House
• Groeslon II
  Cottage
• Grugan Ddu II
  Cottage
• Gwellyn II
  House
• Gwellyn II
  House
• Gwern-y-braichdwr II*
  Vernacular gentry house
• Gwernsaer II
  Farmhouse
• Gwernsaer II
  House
• Gwnhinger II
  Farmhouse
• Gwydir-mawr II
  House
• Gwyn Hafod II
  Cottages
• Gwynfa Bach II
  Cottages
• Gwynfryn Lodge II
  Lodge
• Gwynle, including steps to the L-hand II
  House
• Gwynle, including steps to the L-hand II
  House
• Gwynus II
  Townhouse
• Gwynus II
  House
• Gyfing II
  House
• H-shaped Cowhouse Range to north of main yard at Home Farm II
  Cowhouse
• HSBC Bank II
  Bank
• HSBC Bank, including forecourt balustrade II
  Bank
• Hafan II
  Cottage
• Hafan II
  Cottage
• Hafan Deg II
  Cottage
• Hafod Aur II
  Town house
• Hafod Aur II
  Shop and house
• Hafod Elfyn (former Natural Environment Research Council Offices) II
  Office
• Hafod Gethin (Plas Gwyn) II
  Farmhouse
• Hafod y Bryn II
  House
• Hafod y Bryn II
  Telephone kiosk
• Hafod-rhug-isaf II
  Farmhouse
• Hafod-y-wern Farmhouse II
  Farmhouse
• Hafodty II
  Building
• Halfway Bridge (partly in Llandygai community) II
  Bridge
• Halfway Bridge (partly in Llanllechid community) II
• Hammel Range at Llwyndyrus II
  Range
• Hammel Range at Plas-gwyn II
  Farm building
• Hammel and haystore to NE farmyard II
  Haystore
• Hammel and haystore to NE farmyard II
  House
• Harbour Restaurant and house II
  Commercial
• Harbour Side, including attached gate piers and wall II
  House
• Harbour Side, including attached gate piers and wall II
  Custom house
• Harbour yard walls and gates to Greaves Wharf and Oakleys Wharf II
  Wall and gates
• Harbourside Clinic and apartments II
  Clinic, apartments
• Harpers II
  Shop
• Haulfre II
  Townhouse
• Haulfryn II
  House
• Hay Barn at Bodgarad II
  Barn
• Hay Barn at Dinas II
  Barn
• Hay Barn at Mela II
  Hay barn
• Hay Barn at Mela II
  Townhouse
• Hay Barn to east of Ty-hen II
  Hay barn
• Hay-barn to south of Watermill II
  Hay barn
• Haybarn at Cynlas Fawr II
  Haybarn
• Heddfa II
  Cottage
• Hen Swyddfa'r Porthladd (Old Port Office) II
  Small building
• Hen-dy II
  House, cowhouse
• Henblas including adjoining Barn Range II*
  House
• Henblas including adjoining Barn Range II*
  House
• Hendafarn II
  House
• Hendafarn II
  House
• Hendre Aur II
  House
• Hendre Gaerog II
  House
• Hendy II
  Farmhouse
• Hendy and Ty Nant II
  Farmhouses
• Hendy and Ty Nant II
  Church
• Hercules Statue II
  Statue
• Hercules Statue II
  Tower
• Hermitage II
  Folly, chapel
• High Bridge carrying road over East Drive and Afon Llifon II
  Bridge
• Highgate II*
  House
• Highgate II*
  Townhouse
• Honour Restaurant II
  Restaurant
• Horse Drinking Trough II
  Drinking trough
• Horse Drinking Trough II
  Drinking trough
• Horse Drinking Trough and Fountain II
  Fountain
• Horse Engine House at Cae Gwynion Uchaf Farm II
  Church
• Horse Engine House at Cae Gwynion Uchaf Farm II
  Engine house
• House at Penarth-fawr II
  House
• House at rear of Plas Porth yr Aur (2 High Street) II
  House
• House, including forecourt railings and gate II
  House
• House, including steps to R-hand II
  House
• Hovel at Tan-y-bwlch II*
  Ancillary structure
• Hydro-Electric Powerstation II*
  House
• Hydro-Electric Powerstation II*
  Power station
• Hydro-electric Powerstation II
  Housing development
• Hydro-electric Powerstation II
  Hydro-electric power station
• Ice House at Rhiwlas II
  Ice house
• Idris House II
  House, shop
• Incline Cottage II
  Cottage
• Incline and Drumhouses II
  Drumhouses
• Incline, Drumhouses and Counter Balances ('A' Incline) II
  Drumhouse
• Independent Chapel II
  Chapel
• Inner arched entrance to courtyard between Palm House and Workshops II
  Entrance
• Ionic Column on former East Drive II
  Column
• Iron Footbridge approximately 150m south-west of the high bridge over the East Drive II
  Bridge
• Iron Footbridge over Afon Llifon II
  Bridge
• Isfryn II
  Residential
• Islwyn (formerly known as Ty Isa) II
  Manse
• Ivy Cottage II
  House
• J.Welch & Co. II
  Commercial building
• Jessie's Deli and house II
  Commercial
• Just for You II
  House
• Just for You II
  Shop
• K8 Phonebox, Nebo II
  Telephone kiosk
• Kennels II
  Kennels
• Kerfoots II
  Shop
• King's Arms PH II
  Public house
• King's Arms PH II
  Townhouse
• Kitchen Garden Wall and associated structures at Broom Hall II
  Garden wall
• Kitchen garden wall and attached outbuildings II
  Garden wall and outbuildings
• Kitchen garden walls and former coach house (The Studio) at Plas Tan-yr-allt II
  Garden walls, former coach house
• L-Plan outbuildings to rear of Penlan Fawr P.H. II
  Outbuildings
• L-Plan outbuildings to rear of Penlan Fawr P.H. II
  Outbuilding, barn, stable
• L-Plan outbuildings to rear of Penlan Fawr P.H. II
  Church
• L-shaped Agricultural Range at Pen-Isa'r-Llan II
  Agricultural range
• L-shaped Cowhouse Range at Plas-uchaf II
  Cowhouse
• L-shaped Range of farm buildings, including walled enclosure to south, at Glynllifon College Farm II
  Farm buildings
• L-shaped Stable and Carriage Shed Range to main yard at Home Farm II
  Stable and carriage shed
• L-shaped courtyard range to rear of Vaynol Old Hall with enclosing yard wall at S end. II
  Courtyard range
• L-shaped courtyard range to rear of Vaynol Old Hall with enclosing yard wall at S end. II
  Townhouse
• L-shaped screen wall adjoining stables and workshops at west end of service drive to kitchen court II
  Screen wall
• Ladies Lodge (Siop Bach) II
  Shop
• Lady Berwen II
  Residential
• Large Cowhouse at Coed-y-Bedo II
  Farm building
• Lending Library II
  Library
• Letty II
  Cottage
• Letty II
  Telephone kiosk
• Lime Kiln II
  Industrial
• Lime Kiln II
  Townhouse
• Lime kiln NE of Llanfaglan II
  Lime kiln
• Lime kiln NE of Llanfaglan II
  Vernacular dwelling
• Limekiln II
  Limekiln
• Limekiln Cottage, including revetment walls and steps II
  House
• Lion on E side of S entrance to Britannia Bridge. II
  Monument
• Lion on W side of S entrance to Britannia Bridge II
  Sculpture
• Llaithgwm including adjoining Agricultural Ranges to North and South II
  Farmhouse, farm buildings
• Llanfair Hall including attached courtyard ranges and all subdivided units II
  Country house
• Llannerch II
  Farmhouse
• Llawr-dref II
  Farmhouse
• Llawrybettws Chapel II
  Chapel
• Lleiniau II
  House
• Lleiniau-hirion II
  House, farm building
• Lleiniau-hirion II
  Townhouse
• Lleuar-fawr II
  Terrace house
• Lleuar-fawr II
  House
• Lleyn Furnishers II
  House
• Lleyn Furnishers II
  Shop
• Lloyds Bank II
  Bank
• Lloyds TSB Bank, including Lloyds Bank Chambers II
  Bank
• Llwyn Coed II
  Farmhouse
• Llwyn Derw II
  House
• Llwyn Helen II
  House
• Llwyn Helen II
  House
• Llwyn-bedw II
  House
• Llwyn-bedw II
  Farmhouse
• Llwyn-yr-aethnen II
  House
• Llwyndu Guest House II
  House
• Llwyndu Guest House II
  Guest house
• Llwyndyrus II*
  House
• Lly's Gwynedd II
  House
• Lly's Gwynedd II
  Gate
• Llys Awel II
  Residential
• Llys Cynhaearn II
  House
• Llys Llewelyn II*
  House
• Lo-Cost Foodstore II
  Commercial building
• Locker Room Block at Boston Lodge II
  School
• Locker Room Block at Boston Lodge II
  Locker room
• Locomotive Shed II
  Shed
• Locomotive Shed II
  Shed
• Locomotive Shed II
  Shed
• Locomotive Shed II
  Shed
• Locomotive Shed II
  Shed
• Locomotive Shed at Boston Lodge Railway Works II
  House
• Locomotive Shed at Boston Lodge Railway Works II
  Locomotive shed
• Lodge Bridge II
  Bridge
• Lodge at Crogen Hall including adjoining Wall and Gatepiers II
  Lodge
• Lodge to Bryn-y-Mor II
  Lodge
• Lodge to Bryn-y-Mor II
  Townhouse
• Lodge to N of Plas Boduan II
  Cottage
• Lodge to the Britannia Park II
  Lodge
• Lodge, formerly for Brynkir II
  Lodge
• Lon Goch II
  Bungalow
• Lon Goch II
  Cottage
• Lon-Isaf Gate II*
  House
• Lon-Isaf Gate II*
  Gate
• Long Barn Range at Llwyndu, including attached Small Range at S End II
  Barn
• Long Barn at Vaynol Farm II*
  Barn
• Long Range tp NE side of Farmyard at Cae Gwynion Uhaf Farm II
  Farm
• Lower Lodge at Cefnamwlch II
  House
• Lower Lodge at Cefnamwlch II
  Gate lodge
• Lower Viaduct II
  Viaduct
• Lych gate at church of St Cadfan II
  Lych gate
• Lych-gate and churchyard wall at the Church of St Twrog II*
  Lych-gate
• Lych-gate at Church of St Michael II
  Lych-gate
• Lychgate and Churchyard Wall to the Church of St Cybi II
  Church, lychgate
• Lychgate and adjoining Churchyard Revetment Wall at the Parish Church of St Mor II
  Lychgate
• Lychgate and churchyard wall to Church of St Tudwen II
  Lychgate, churchyard wall
• Lychgate at the Church of St Beuno II
  Lychgate
• Lychgate at the Parish Church of St Derfel II
  Lychgate
• Lychgate to Church of St Cian II
  Structure
• Lychgate to S of Church of St Engan II
  Lychgate
• Lychgate to the Church of St Cynhaearn II
  Lychgate
• Lychgate to the Church of St Mary II
  Lychgate
• Lychgate to the churchyard of the Church of St Beuno II
  Gateway
• Lychgate to the churchyard of the Church of St Pedrog II
  Lychgate
• Lychgate, stable and churchyard wall of the Church of Saint Baglan. II
  Lychgate
• Lyric Cottage II
  Cottage
• Machinery Workshops to north-west of Stables at Glynllifon II
  Workshop
• Machroes Farmhouse II
  Farmhouse
• Macsen Restaurant II
  Memorial
• Macsen Restaurant II
  Shop with dwelling
• Madoc Yacht Club II
  Townhouse
• Madoc Yacht Club II
  House
• Madocks memorial fountain in The Park II
  Memorial fountain
• Madryn Castle Gatehouse II
  Gatehouse
• Maengwyn II
  House
• Maes Glas, including railings & gate II
  Terrace
• Maes Mawr II
  House
• Maes-glas II
  House
• Maes-y-Gerddi II
  House
• Maes-y-neuadd addoldy annibynwyr II
  Chapel
• Maespoeth Locomotive Shed and attached workshops II
  Locomotive shed
• Magazine at Fort Williamsburg II*
  Military structure
• Main Entrance to Normal College, attached Boundary Walls & entrance to Athroly's and Neuadd John Phi II
  College entrance
• Main Entrance to Vaynol Park, including flanking approach walls, II
  Entrance
• Mantell Gwynedd II
  Block of houses
• Marbryn II
  Villa
• Mardir II
  Villa
• Marine Terrace II
  House
• Market Hall (Siola) II*
  Market hall
• Market Hall (Siola) II*
  House
• Masonic Hall, including forecourt railings and gates II
  Masonic hall
• Mausoleum II
  Mausoleum
• Mausoleum to N end of Vaynol Wood, with enclosing wall and railings II
  Mausoleum
• Meillionen Farmhouse II
  Farmhouse
• Melin Brynkir Woollen Mill II
  Mill
• Melin Daron II
  Corn-mill
• Memorial Building, including boundary wall and gates, Bangor University II
  University building
• Memorial Cross in graveyard centre II
  Monument
• Memorial Cross in graveyard centre II
  Milestone
• Memorial Cross in graveyard to S II
  Boundary post
• Memorial Cross in graveyard to S II
  Memorial cross
• Memorial Hall II
  Hall
• Memorial Hall II
  Demolished
• Memorial at entrance to War Memorial Cottage Hospital II
  Memorial
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Townhouse
• Menai View Terrace II
  Terraced houses
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Terrace house
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Bank
• Menai View Terrace II
  Town house
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  House
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Church
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Town house
• Menai View Terrace II
  Terrace
• Menai View Terrace II
  Terrace
• Mermaid II
  Cottage
• Mermaid II
  Townhouse
• Midland Bank II
  Bank
• Midland Bank II
  Bank
• Midland Bank II
  Bank
• Mile Post II
  Mileage marker
• Mile Post II
  Shop
• Milepost II
  House
• Milepost II
  Milepost
• Milestone II
  House
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  House
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Terrace
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  House
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  House
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  Milestone
• Milestone II
  House
• Milestone by Tuhwnt i'r Gors II
  Milestone
• Milestone on A487 II
  Milestone
• Milestone on B4417 II
  Boundary marker
• Milestone on B4417 II
  Milestone
• Milestone on B4417 junction II
  Church
• Milestone on B4417 junction II
  Milestone
• Milestone on E side of A487 II
  Milestone
• Milestone on Pont Fach II
  Milestone
• Milestone on Pont Fach II
  House
• Milestone opposite Bryn goleu II
  Milestone
• Milestone outside Cartref II
  Street sign
• Milestone outside Cartref II
  Milestone
• Mill at Felin Newydd II
  Corn mill
• Minffordd Station II
  Station
• Monument Immediately E of Fountain II
  Monument
• Monument in Battery Square II
  Monument
• Monument to J W Jones and family II
  Monument
• Monuments to John Williams and Ellis Owen II
  Tombstones
• Morannedd Cafe II
  Cafe
• Morannedd Cafe II
  House
• Morawel II
  Cottage
• Morfa II
  House
• Moriah Methodist Chapel II*
  Chapel
• Moriah Methodist Chapel II*
  Shop
• Morris & Co., General Cambrain Establishment (former Drapers Shop) II*
  Shop, house
• Morris & Co., General Cambrain Establishment (former Drapers Shop) II*
  House
• Mount II
  House
• Mount II
  Cottage
• Mount Hazel II
  House
• Mount Pleasant Terrace II
  House
• Mount Pleasant Terrace II
  House
• Mount Pleasant Terrace II
  Residential terrace
• Mount Pleasant Terrace II
  Terrace
• Mount Pleasant Terrace II
  Terrace
• Mount Pleasant Terrace II
  Terrace
• Mount Pleasant Terrace II
  Townhouse
• Mount Pleasant Terrace II
  Terrace
• Mountain Lodge at Cefnamwlch II
  Entrance lodge
• Mountain Lodge at Cefnamwlch II
  House
• Mounting Block NE of Church of St Brothen II
  Mounting block
• Mounting Block at Cefnamwlch II
  Farmhouse
• Mounting Block at Cefnamwlch II
  Mounting block
• Muriau & Muriau Stores II
  House, shop
• Mynydd Ednyfed Fawr II
  House
• Mynydd Ednyfed Fawr II
  House
• N Farm Range at Penychain II
  Farm range
• NE Range of Farm Buildings at Plas Dolbenmaen II
  Farm building
• NW Range of Farm Buildings at Plas Dolbenmaen II
  Farm buildings
• Nanhoron II*
  House
• Nant Farm II
  Farmhouse
• Nant y Felin II
  Plaque
• Nant y Felin II
  House
• Nantlle Tramway River Bridge II
  Bridge
• NatWest Bank, including railings to basement steps II
  Bank
• National Westminster Bank II
  Bank
• National Westminster Bank II
  Bank
• National Westminster Bank II
  House
• National Westminster Bank II
  House
• National Westminster Bank II
  Bank
• Nazareth Chapel II
  Chapel
• Nefyn Watch Tower II
  Watch tower
• Neigwl II
  House
• Neigwl II
  House
• Neo-Jacobean Gateway and Adjoining Walls to the NE of the Central Piazza II
  Gateway
• Neptune II
  Commercial building
• Neuadd Alun (Normal College) II
  College
• Neuadd Alun (Normal College) II
  House
• Neuadd Bogdadle II
  Farmhouse
• Neuadd Dyfrdwy (Normal College) II
  Townhouse
• Neuadd Dyfrdwy (Normal College) II
  College
• Neuadd Eryri (Normal College) II
  Church hall
• Neuadd Eryri (Normal College) II
  Educational building
• Neuadd Fon College(Normal College) II
  College building
• Neuadd Fon College(Normal College) II
  Library
• Neuadd Talgai II
  School
• New Dock (quay) II*
  Wharf
• New Mill House II
  House
• New Wharf II
  Quay
• Newborough Arms II
  House
• Newborough Arms II
  Inn
• Newborough Cross II
  Cross
• Newborough Cross II
  House
• No 1, Minafon II
  Cottage
• No 2, Minafon II
  Cottage
• No 64 Manod Road II
  Manse
• No 64 Manod Road II
  Chapel
• No. 2 Bodarborth II
  Outbuildings
• No. 2 Bodarborth II
  Cottage
• No.1 (Sea View) II
  House
• No.1 Cae'r Llwyn Cottages II
  Cottages
• No.1 Cae'r Llwyn Cottages II
  House
• No.1 Tai'r Eglwys (Church Cottages) II
  Cottage
• No.1 Tai'r Ysgol (School Cottages) II
  House
• No.1 Tai'r Ysgol (School Cottages) II
  Cottage
• No.2 (Tir Iarll) II
  House
• No.2 Tai'r Eglwys (Church Cottages) II
  Cottage
• No.2 Tai'r Ysgol (School Cottages) II
  Cottage
• No.3 II
  Residential
• No.3 Cilgant (The Crescent) II
  Terrace of cottages
• No.3 Tai'r Ysgol (School Cottages) II
  House - terrace
• No.3 Tai'r Ysgol (School Cottages) II
  Cottage
• No.4 Cilgant (The Crescent) II
  Cottage
• No.5 Cilgant (The Crescent) II
  Terrace of cottages
• Nook Antiques II
  House
• Nook Antiques II
  Commercial building
• North Block at Bron-y-Garth Hospital II
  Hospital, range
• North Lodge II
  Lodge
• North Wales Heroes Memorial II
  Memorial
• North Wales Heroes Memorial II
  Townhouse
• North-eastern aerial ropeway revetment, incline and associated buildings II
  Industrial structure
• Northern Cottage at Home Farm II
  House, dairy
• Northern Range to lower farmyard, including attached cross-range to east, at Glynllifon College Farm II
  Farm building
• Nos.3 & 4 Ffrwd II
  Educational
• Nyffryn Bella II
  House
• Nyffryn Bella II
  Bishop's house
• Obelisk Memorial to Robert Griffith II
  Memorial
• Observatory Tower II
  Tower
• Observatory at Bryn Bras Castle II
  Observatory
• Ochr Heulog II
  Cottage
• Ochr Heulog II
  Townhouse
• Office and showroom of former Union Ironworks II
  Office, showroom
• Offis Fawr (now Woodcraft Centre) II
  Centre
• Old Board School at Llawrybettws II
  School hall
• Old School II
  School
• Old Toll House II
  Toll house
• Old Toll House II
  Building
• Old Tollgate Cottage II
  Cottage
• Old Tollgate Cottage II
  House, terrace
• Old Town Hall II
  Town hall
• Old Ynysfor Farmhouse II
  Farmhouse
• Oliver's II
  Commercial building
• Omar Khayam including former carriage entry to Penlan Fawr P.H. II
  Public house
• Oriel Arfon II
  House
• Oriel Pendeitsh II
  Cottage, house
• Ornamental Garden Pool at Wern Manor II
  Garden pool
• Otter House at Ty Iocws II
  Circular house
• Out-buildings at Home Farm, Plas Boduan II
  Out-buildings
• Outbuilding NE of Old Rectory II
  Outbuilding
• Outbuilding NE of Old Rectory II
  House
• Outbuilding at Gwernsaer II
  House
• Outbuilding at Gwernsaer II
  Outbuilding
• Outbuilding at rear of The Vicarage II
  Outbuilding
• Outbuilding further NE of Old Rectory II
  Outbuilding
• Outbuilding further NE of Old Rectory II
  House
• Outbuilding to E of Saethon II
  Outbuilding
• Outbuilding to N of Saethon II
  Outbuilding
• Outbuilding to the rear of Derfel Gadarn II
  Outbuilding
• Outbuildings at Ceunant II
  Outbuildings
• Outbuildings at Cochwillan II
  Outbuilding
• Outbuildings at Pandy Newydd II
  Outbuilding
• Outbuildings at Plas Newydd II
  Outbuilding
• Outbuildings at Ty'n Anelog II
  Semi-detached house
• Outbuildings at Ty'n Anelog II
  Outbuilding
• Outbuildings in farm-court at Coetmor Farm II
  Outbuilding
• Outbuildings to No.24 II
  Outbuilding
• Outbuildings to the Service Courtyard at SE. of the Town Hall II
  Outbuilding
• Outer Defensive Wall to Fort Williamsburg II*
  Defensive wall
• Outhouse at Coed-y-Foel Isaf II
  Outhouse
• Outhouse at Ystumcegid II
  Outhouse
• Pair of Hay-barns in centre of upper farmyard at Glynllifon College Farm II
  Hay barn
• Pair of Stone Bridges beside Iron Bridge and below Hermitage II
  Bridge
• Palace Cafe II
  Shop with dwelling
• Palace Vaults II*
  Public house
• Pale Hall II*
  Country house
• Palm House including former Eagle House II
  Palm house
• Pan figure and pool in walled 'knot' garden at Bryn Bras Castle II
  Garden feature
• Pandy Newydd II
  Rectory
• Pant Afon II
  House
• Pant Du II
  House
• Pant-y-Celyn II
  Cottage
• Pant-y-Cyff II
  House
• Pant-y-Lon II
  House
• Pant-y-celyn II
  House
• Pant-y-celyn II
  House
• Paradox Nightclub (former Bonded Warehouse) II
  Warehouse
• Parallel Farm Ranges and linking arched entrance into lower farmyard at Glynllifon College Farm II
  Farm buildings
• Parapet/Boundary Walls on Port Lodge approach to Penrhyn Castle II
  Boundary wall
• Parc II
  House
• Parc II
  House
• Parc-y-garnedd II
  Cottage
• Parish Church of Saint Mary and Saint Bodfan I
  Church
• Parish Church of Saint Mary and Saint Bodfan I
  Semi-detached houses
• Parish Church of St Derfel I
  Gates/screens/lodges
• Parish Church of St Derfel I
  Church
• Parish Church of St Mor II
  Church
• Parish Church of St. Peter II
  Church
• Parish Church of St. Peter II
  House
• Parish Church of the Holy Trinity II
  Church
• Parry & Sons II
  Townhouse
• Parry & Sons II
  Commercial
• Pen Bwlch Bach II
  Cottage
• Pen Dinas II
  House
• Pen Rallt II
  House
• Pen y Clogwyn II
  Residential
• Pen yr allt Isaf II
  Farmhouse, barn, cowhouse
• Pen yr allt uchaf II
  Farmstead
• Pen-Isa'r-Llan II
  House
• Pen-lan Cottage II
  House
• Pen-sarn II
  Meeting house
• Pen-sarn II
  Cottage
• Pen-y--Gribin and Bwth-yn-y-Bryn with rear attached outbuilding and stone steps adjoining to II
  House
• Pen-y--Gribin and Bwth-yn-y-Bryn with rear attached outbuilding and stone steps adjoining to II
  Country house
• Pen-y-Clip II
  House
• Pen-y-Crisiau II
  House
• Pen-y-Crisiau II
  House
• Pen-y-Graig Isa II
  Residential
• Pen-y-Graig Isa II
  Farmhouse
• Pen-y-Graig Upper Cottage II
  House
• Pen-y-Graig Upper Cottage II
  Cottage
• Pen-y-Gribin & Bwth-yn--Bryn) with rear attached outbuildg & Stone Steps adjoining to, SW II
  Terrace
• Pen-y-Gribin & Bwth-yn--Bryn) with rear attached outbuildg & Stone Steps adjoining to, SW II
  Church
• Pen-y-braich II
  Residential
• Pen-y-bryn II
  House
• Pen-y-bryn II
  Farmhouse
• Pen-y-bryn II
  Farmhouse
• Pen-y-bryn-bach II
  Residential
• Pen-y-clogwyn, including attached farm building II
  Farmhouse
• Pen-y-llyn II
  House
• Pen-yr-ogof II
  Cottage
• Pen-yr-ogof II
  Church
• Penarth-fawr I
  House
• Penarwel II
  House
• Penbryn Mawr II
  House
• Pencadlys Gwynedd II
  Offices
• Pencae II
  Demolished building
• Pencae II
  Cottage
• Pencruga II
  House
• Pencruga II
  Cottage
• Pendref Chapel II
  Chapel
• Penhyddgan II*
  Farmhouse
• Penlan Chapel II
  Chapel
• Penlan Chapel Hall II
  House
• Penlan Chapel Hall II
  Chapel
• Penlan Fawr PH II
  Public house
• Penlan Fawr PH II
  House
• Penlan House (Mathan House) II
  House
• Penmount Chapel II
  Chapel
• Penmount Chapel II
  Terrace houses
• Penmount Square II
  House
• Penpaled II
  House
• Penpaled II
  Commercial, residential
• Penpenmaen Cottage II
  Cottage
• Penrala Cottage II
  Cottage
• Penrallt II
  Cottage
• Penrallt Neigwl II
  House
• Penrallt Neigwl II
  Terrace house
• Penrhos II
  Observatory
• Penrhos II
  Cottage
• Penrhos II
  Cottage
• Penrhos II
  Kiosk
• Penrhos II
  Smallholding, farm building
• Penrhos II
  Farmhouse
• Penrhyn Bridge, including parapet walls on the approach road to Penrhyn Castle Port II
  House
• Penrhyn Bridge, including parapet walls on the approach road to Penrhyn Castle Port II
  Bridge
• Penrhyn Castle I
  Country house
• Penrhyn Estate Office II
  Office
• Penrhyn Hall II
  Hall
• Penrhyn Isaf II
  House
• Penrhyn Mawr II
  Farmhouse
• Penrhyn Mawr II
  Terraced houses
• Penrhyn Park Boundary Wall (partly in Llanllechid community) II
  Boundary wall
• Penrhyn Park boundary wall (partly in Llandygai community) II
• Penrhyndeudraeth Station, Ffestiniog Railway, Including Railed Railway Embankment Adjoining to the N II
  Station
• Penrhynmawr II
  House
• Pentre Gwyn II
  Farmhouse
• Pentre Uchaf II
  Commercial building
• Pentre Uchaf II
  House
• Pentrefelin Church Hall II
  Church
• Penyborth II
  Cottage
• Penybryn Bridge, including railings & lamp standards II
  Bridge
• Penybryn House II
  House
• Penychain Farmhouse II
  Farmhouse
• Penygraig II
  Cottage
• Penyrorsedd War Memorial II
  War memorial
• Pic-y-parc II
  School
• Pic-y-parc II
  Cottage
• Picton Jones Monument II
  Monument
• Pig Sty and Store Block at Ty'n-y-Ddol II
  Agricultural building
• Pig Sty at Lleiniau-hirion II
  Pig sty
• Pig-swill House at Ty Iocws II
  House
• Pigeon-tower at Haulfryn II
  Pigeon tower
• Piggery and associated structures at Ty'n-llan II
  Piggery
• Piggery at Hafod-y-wern II
  Agricultural
• Piggery at Morfa II
  Pig rearing building
• Piggery at Penychain II
  Piggery
• Piggery at Ystumcegid II
  Agricultural building
• Pigsties at Blawdty II
  Outbuilding
• Pigsties at Blawdty II
  House
• Pigsties at Bodgarad II
  Agricultural building
• Pigsties at Bryngwdion II
  Pigsties
• Pigsties at Bwthyn Cochwillan II
  Pigsty
• Pigsties at Dol-wenith II
  Pigsties
• Pigsties at Glan-y-mor-isaf II
  Agricultural
• Pigsties at Grugan Ddu II
  Pigsties
• Pigsties at Wern II
  Pigsty
• Pigsties/Pig Kitchen at Fferm Cochwillan II
  Animal shelter
• Pigsty and outside kitchen at Pen yr allt Isaf II
  Agricultural outbuilding
• Pigsty at Bwlch-y-garreg II
  Pigsty
• Pigsty at Bwlch-y-garreg II
  Terrace house
• Pigsty at Frondeg II
  Pigsty
• Pillar Box II
  Fitting
• Pillar Box II
  House
• Pillar Box on Pavement to W of Music Department Building II
  House
• Pillar Box on Pavement to W of Music Department Building II
  Postal box
• Pillar Box to Ne of St. James Churchyard II
  House - terrace
• Pillar Box to Ne of St. James Churchyard II
  Letter box
• Pioden (Magpie) II
  Shops with houses above
• Pioden (Magpie) II
  Townhouse
• Plas II
  House
• Plas II
  University/college building
• Plas Aberllefenni II*
  House
• Plas Bach II
  House - terrace
• Plas Bach II
  Farmhouse
• Plas Bach II
  Lodge
• Plas Bodegroes II*
  Country house
• Plas Bodegroes II*
  Commercial building
• Plas Boduan II
  Country house
• Plas Boduan II
  Church
• Plas Bowman II
  Town house
• Plas Dinas II
  House
• Plas Dolbenmaen II
  House, terrace
• Plas Dolbenmaen II
  House
• Plas Gelliwig II
  Mansion
• Plas Glan-yr-Afon II*
  House
• Plas Glyn-y-Weddw II*
  Townhouse
• Plas Glyn-y-Weddw II*
  House
• Plas Gwyn II
  House
• Plas Gwyn II
  House, terrace
• Plas Gwynfryn II
  House
• Plas Hwfa II
  House
• Plas Iol II
  House
• Plas Iol II
  Cottage
• Plas Isaf II
  House
• Plas Menai II
  House
• Plas Menai II
  House
• Plas Menai II*
  Education complex
• Plas Mynach II*
  House
• Plas Mynach II*
  Mansion
• Plas Mynach Lodge II
  Lodge
• Plas Mynach Lodge II
  House
• Plas Ne Ne II
  Cottage range
• Plas Newydd II*
  House
• Plas Newydd Farmhouse II
  Church
• Plas Newydd Farmhouse II
  Farmhouse
• Plas Penbwll II
  House
• Plas Penisarnant II*
  House
• Plas Penisarnant II*
  House
• Plas Penrhyn II*
  Country house
• Plas Tan-yr-allt II*
  Villa
• Plas Tan-yr-allt II*
  Townhouse
• Plas Tirion II
  House
• Plas Ty Coch II
  Villa
• Plas Ty'n-y-berth II
  House
• Plas Ynys Tywyn II
  Townhouse
• Plas Ynys Tywyn II
  House
• Plas y Coed II
  House
• Plas yn Rhiw II*
  Country house
• Plas yn Rhiw II*
  Bank
• Plas yr Wylan II
  Vicarage
• Plas yr Wylan II
  House
• Plas-du II*
  House
• Plas-du II*
  Townhouse
• Plas-gwyn II*
  House
• Plas-isa II
  House
• Plas-uchaf II
  Farmhouse
• Plas-y-bont II
  House
• Plas-y-nant II
  House
• Polecoffs II
  Commercial
• Police Station, including forecourt railings and gate piers I
  Police station
• Pond, Walls and Steps Immediately E of Trinity II
  Pond
• Pont Abercaseg II
  Bridge
• Pont Abercorris also known as Bont Pentre (partly in Corris Community) II
  Bridge
• Pont Abercorris, also known as Bont Pentre (partly in Glantwymyn Community) II
  Bridge
• Pont Abererch II
  Bridge
• Pont Bodfel II
  Bridge
• Pont Brynkir II
  Bridge
• Pont Coed-y-parc II
  House
• Pont Coed-y-parc II
  Bridge
• Pont Coetmor (partly in Llandygai and Bethesda communities) II
• Pont Coetmor (partly in Llanllechid and Bethesda communities) II
  House
• Pont Cyrnant (partly in Betws Garmon community) II
• Pont Cyrnant (partly in Waunfawr Community) II
  Bridge
• Pont Dolbenmaen II
  Bridge
• Pont Dolbenmaen II
  House
• Pont Edern II
  House
• Pont Edern II
  Bridge
• Pont Fach II
  Road bridge
• Pont Fach II
  Bridge
• Pont Factory II
  Bridge
• Pont Faen (partly in Bontnewydd Community) II
• Pont Faen (partly in Llanwnda community) II
  Bridge
• Pont Faen (partly in Llanwnda community) II
  Commercial building
• Pont Fawr II*
  Bridge
• Pont Fawr II
  Library, house
• Pont Fawr II
  Bridge
• Pont Ffynnon-gadfa II
  Bridge
• Pont Glan-rhyd II
  Bridge
• Pont Glan-rhyd II
  House
• Pont Llanfor II
  Bridge
• Pont Llanystumdwy II
  Bank
• Pont Llanystumdwy II
  Bridge
• Pont Llwyn y Brain II
  Bridge
• Pont Marchogian II
  Bridge
• Pont Marchogian II
  Warehouse, office
• Pont Ogwen (partly in Llandygai community) II
  House
• Pont Ogwen (partly in Llandygai community) II
  Bridge
• Pont Ogwen (partly in Llanllechid community) II
• Pont Penllyn (partly in Llanberis Community) II
• Pont Penllyn (partly in Llanddeiniolen community) II
  Bridge
• Pont Penmaen II
  Bridge
• Pont Penprys II
  Bridge
• Pont Penrhyn (partly in Bangor community) II
  Bridge
• Pont Pensarn II
  Bridge
• Pont Pensarn II
  House
• Pont Pensarn (partly in Pwllheli Community) II
  Bridge
• Pont Rhyd-goch II
  Parochial hall
• Pont Rhyd-goch II
  Bridge
• Pont Rhyd-hir II
  Bridge
• Pont Rhyd-y-benllig II
  Bridge
• Pont Rhyd-y-croesau II
  Bridge
• Pont Rhydyclafdy II
  Bridge
• Pont Seiont II
  Bridge
• Pont Tal-y-bont (partly in Llandygai community) II
  Bridge
• Pont Tal-y-bont (partly in Llanllechid community) II
• Pont Twr II
  Bridge
• Pont Ty-gwyn II
  Bridge
• Pont Ynys Creua II
  Bridge
• Pont y Bala (partly in Bala community) II
  Bridge
• Pont y Bala (partly in Bala community) II
  House
• Pont y Betws II
  Bridge
• Pont y Betws II
  House
• Pont y Ceunant (partly in Llandygai community) II
  Bridge
• Pont y Ceunant (partly in Llanllechid community) II
• Pont y Felin II
  Bridge
• Pont y Gaseg II
  Country house
• Pont y Gaseg II
  Bridge
• Pont y Goetmor II
  Bridge
• Pont y Goetmor II
  House
• Pont y Twr (partly in Bethesda community) II
  Bridge
• Pont y Twr (partly in Bethesda community) II
  House
• Pont-Rhythallt II
  Bridge
• Pont-rug II
  Bridge
• Pont-y-Bryn including walls and parapets to carriageway adjoining to the E and W II
  Bridge
• Pont-y-Ddwyryd II
  Bridge
• Pont-y-Garreg Fachan II
  Bridge
• Pont-y-Garreg Fachan II
  Bridge
• Pont-y-cim II
  Bridge
• Pont-y-felin II
  Bridge
• Pont-y-felin II
  School
• Pont-y-pandy and causeway II
  Bridge
• Port Church and Port Church House II
  Church, house
• Port House II
  House
• Port House II
  House
• Port Lodge II
  Entrance lodge
• Port Lodge II
  Cottage
• Portal at the entrance to Bangor Railway Tunnel II
  Prison
• Portal at the entrance to Bangor Railway Tunnel II
  Portal
• Portal at west end of Llandygai Tunnel II
  Tunnel portal
• Porth Mynach II
  House
• Porth Mynach II
  Motte
• Porthmadog Telephone Exchange II
  Commercial
• Porthmadog war memorial, including steps, trilithon and monoliths forming its approach II
  War memorial
• Portico to the former Penrhyn Arms Hotel II
  Portico
• Portmeirion Hotel Including Revetment, Balustrade and Sculptures to the Upper Terrace II
  Hotel
• Portmeirion Pottery and Gifts II
  Row of shops with houses above
• Portmeirion Town Hall I
  Town hall
• Post Bach II
  Terrace of cottages
• Post Office II
  Commercial
• Post Office II
  Post office
• Post Office and attached House II
  Post office
• Post Office and house II
  Houses, shop
• Post Office and house II
  Bank
• Poultry House at Rhandir II
  Poultry house
• Powered Incline Drumhouse including chimney II*
  Industrial
• Powered Incline Drumhouse including chimney II*
  Factory
• Preswylfa II
  Cottage
• Price Mausoleum at the Parish Church of St Mor II
  Mausoleum
• Prior's Lodging II
  Townhouse
• Prior's Lodging II
  Cottage
• Privies to Nos.23 & 24 II
  Privy
• Privy to No.7 II
  Privy
• Promenade Wall, including steps and piers II
  Wall
• Property adjoining to right of nos. 5 & 7 II
  House
• Property adjoining to right of nos. 5 & 7 II
  Townhouse
• Prysgol II
  Farmhouse
• Putti and pedestal in formal Garden NE of Vaynol Hall. II
  Garden sculpture
• Putti and pedestal in formal garden NE of Vaynol Hall. II
  Garden ornament
• Pwllheli Gates and Gate Piers to Amgueddfa Lloyd George II
  Gate, pier
• Pwllheli Hospital (Former Workhouse Building) II
  Hospital, former workhouse
• Pwllheli Railway Station II
  Outbuilding
• Pwllheli Railway Station II
  Railway station
• Pwllmelyn II
  Cottage
• Pwllmelyn II
  House, shop
• Quadrangular Stable Complex at Rhiwlas, including Y Stablau and Stablau Isa II
  Stable complex
• Quarry Hospital II
  Hospital
• Quarry Office II
  Office
• Quarry Offices II
  Office
• Quarryman's Cottages II
  Terrace house
• Quarryman's Cottages II
  Factory
• Quarryman's Cottages II
  Commercial building
• Quarryman's Cottages II
  Terraced cottages
• Quarryworkers' Barracks II
  Cottage
• Quay Cottage II
  Lecture hall
• Quay Cottage II
  House
• Quay walls at Slate Quay II
  Quay wall
• R.Gwynedd Evans & Son II
  Commercial building
• R.Gwynedd Evans & Son II
  Townhouse
• Railed Enclosures in churchyard of Church of St Engan II
  Burial enclosure
• Railings including the Gate at the mainland end of the Menai suspension ridge, lining the SE side of II
  Gate, railings
• Railings including the gate at the mainland end of the Menai Suspension Bridge lining the NW side of II
  Townhouse
• Railings including the gate at the mainland end of the Menai Suspension Bridge lining the NW side of II
  Gate and railings
• Railway Bridge over the Northern Driveway to Y Glyn II
  Bridge
• Railway Bridge over the Northern Driveway to Y Glyn II
  Terrace house
• Railway Lodge at the Ffestiniog Railway Crossing II
  Building
• Railway Lodge at the Ffestiniog Railway Crossing II
  House
• Railway Overbridge II
  Bridge
• Railway Station Original Building II
  Station building
• Railway Station Original Building II
  House
• Railway Tunnel Portal II
  House
• Railway Tunnel Portal II
  Railway tunnel portal
• Railway Viaduct (partly in Bangor community) II
• Railway Viaduct (partly in Llandygai community) II
  Viaduct
• Railway Viaduct (partly in Llandygai community) II
  House
• Railway Viaduct (partly in Llandygai community) II
  Railway viaduct
• Railway Viaduct (partly in Llanllechid community) II
• Railway bridge at Coed Howel II
  Bridge
• Railway bridge at Ffridd-carw II
  Bridge
• Range attached to W end of Long Barn II
  Shop
• Range attached to W end of Long Barn II
  Agricultural building
• Range to SW.Side of Farmyard at Cae Gwynion Uchaf Farm II
  House
• Range to SW.Side of Farmyard at Cae Gwynion Uchaf Farm II
  Farm building
• Ratgoed Hall II
  Hall
• Reception (Chantry Lodge) II
  Residential
• Rectory II
  Former boarding school
• Rectory II
  Rectory
• Rectory Cottage II
  House
• Refail Isaf including adjoining Pig Sty II
  Farmhouse
• Remains of Chapel II
  House
• Remains of Chapel II
  Former chapel, house
• Remains of Hall II
  Church
• Remains of Hall II
  Remains
• Revetment Wall Immediately N of The Arches, Including Associated Columnar and Urn Monuments II
  Revetment wall
• Revetment Walls and Railings II
  Wall, railings
• Revetment to terrace on W side of Castle Square II
  Revetment
• Rhedyn II
  Cottage
• Rhent II
  House
• Rhent II
  Cottage
• Rhos House II
  Office
• Rhos House II
  House
• Rhosgadfan House II
  Cottage
• Rhydalun House II
  Terraced shops
• Rhydelen II
  Terrace of cottages
• Rhydgaled II
  House, smithy
• Rhydywernen II
  Hall house
• Rhydywernen Chapel including forecourt walls and railings II
  Chapel
• Richards Newsagents II
  Shop
• Road Bridge over former Padarn Railway II
  Bridge
• Road bridge over Y Cyt beyond NE end of Chapel Street II
  Bridge
• Roadsign SE of Bogdadle II
  Directions indicator
• Roberts & Owen Jewellers II
  Shop, house
• Rockcliff, including forecourt railings and gate II
  House
• Rooney Adams Antiques II
  Shop
• Ropeway Winding House (north-east) II
  Industrial structure
• Rose Cottage II
  Cottages
• Rotunda or Grotto II
  Lookout structure
• Rotunda or Grotto II
  Bridge
• Round House Including Adjoining Arch and Walkway II
  Shop
• Row of 5 Cottages North of & opposite Church of St Hywyn II
  Cottage
• Row of cottages in Capel Uchaf II
  House
• Royal Madoc Arms Hotel II
  Hotel
• Royal Victoria Hotel II
  Hotel
• Royal Victoria Hotel II
  House
• Royal Welsh Yacht Club (also known as Porth yr Aur) I
  Clubhouse
• Rubble Footbridge below the Hermitage II
  Footbridge
• Rubble Footbridge between Iron footbridge and Cave II
  Bridge
• Rubble Footbridge uphill from Hermitage II
  Footbridge
• Rubble-walled rear service drive to west of Glynllifon House II
  Service drive
• Rubble-walled trackway to north of service drive to west of Glynllifon House II
  Driveway
• Ruin of Abbey of St Mary I
  Abbey ruins
• Ruin of Abbey of St Mary I
  Shop
• S Farmyard Range at Nant Farm II
  Farm buildings
• S Range of Farm Buildings at Penychain II
  Farm building
• SE range of farm buildings at Hafod-y-wern II
  Farm buildings
• SW range of farm buildings at Hafod-y-wern II
  Farm building
• Saddlers' Cottage, Stable, Bake and Brew House Range at Cefnamwlch II
  Telephone kiosk
• Saddlers' Cottage, Stable, Bake and Brew House Range at Cefnamwlch II
  Outbuilding
• Saethon Old Farmhouse II*
  Farmhouse
• Salem Chapel II
  Lime kilns
• Salem Chapel II
  Chapel
• Salutation II
  Church
• Salutation II
  Stable complex
• Sarn Helen II
  House
• Sarn y Plas II
  House
• Sarn y Plas II
  Cottage
• Schoolmaster's house at former British School II
  House
• Schoolroom and Schoolhouse II
  Schoolroom, schoolhouse
• Schoolroom and Tan Capel II
  Schoolroom
• Sea-front Terrace Incorporating the Casino and Amis Reunis II
  Terrace, casino
• Seibiant II
  Terraced cottages
• Seion Congregational Church II
  Church
• Seiont Manor (also known as Llwyn y Brain) II
  House
• Seiont Mill Road bridge II
  Bridge
• Shelley memorial in garden at Plas Tan-yr-allt II
  Memorial
• Shelter Shed/Pigsties at Ty'n-yr-hendre II*
  Shelter shed/pigsties
• Ship on Launch II
  Terrace of houses
• Shop and Dunn & Ellis Accountants II
  Commercial
• Shop and house II
  House, shop
• Shop and house II
  Shop, house
• Singrig II
  Cottage
• Singrig II
  House
• Singrig II
  Cottage
• Singrig II
  Store
• Singrig II
  Cottage
• Siop Gwallt II
  Shop
• Siop Gwallt II
  House
• Siop Gwilym II
  Shop
• Siop Llangian II
  House
• Siop Llangian II
  House
• Siop Megan & Solicitors Office II
  House
• Siop Megan & Solicitors Office II
  Office
• Siop y Plas II
  Shop, house
• Siop-y-Nant II
  House
• Slab Mill II
  Mill
• Slate Direction Indicators II
  Monument
• Slate Dressing Mill II*
  Slate mill
• Slate Dressing Mill II*
  Bridge
• Slate Dressing Mill (Australia Mill) II
  Mill
• Slate Fencing at Bwthyn Cochwillan II
  Fence
• Slate Fencing for the Ratgoed Tramway and adjoining fields II
  Fencing
• Slate Mill II
  Industrial facility
• Slate Wharf II
  Wharf
• Slate Wharf II
  Townhouse
• Slate fencing, rubblestone walling and privies at Ceunant II
  Fencing, privies
• Sluice, two sluice houses and linking footbridge adjacent to Children's Mill II
  Sluice house, footbridge
• Small Cowhouse Range at Plas-uchaf II
  Cowhouse
• Small Cowhouse at Coed-y-Bedo II
  Cowhouse
• Snowdon Lodge II
  House
• Snowdon Lodge II
  House
• Snowdon Mill and Ty'r Felin II
  Mill
• Snowdon View II
  House
• Snowdon Wharf II
  Wharf
• Snowdon Wharf II
  House
• Somerset House and house adjoining to its L II
  Town house
• South Dock and quay walls at Y Felinheli II
  Dock
• South portal of former railway tunnel beneath Castle Square II
  Railway portal
• South-western aerial ropeway revetment, incline and associated buildings II
  Aerial ropeway revetment
• Southern Cottage at Home Farm II
  Farmhouse
• Spar Shop and house II
  Shop, house
• St Anne House II
  House
• St David's Church II
  Church
• St David's Church II
  House
• St David's Parish Church II
  Church
• St John's Church II*
  Church
• St Mary's Well II
  Well superstructure
• St Mary's Well II
  House
• St Marys Parish Church II
  Church
• St Tudwal's Lighthouse II
  Bridge
• St Tudwal's Lighthouse II
  Lighthouse
• Stable Block at Bryn Hir II
  Terraced houses
• Stable Block at Bryn Hir II
  Stable block
• Stable Block at Glan Gwna Hall II
  Stable block
• Stable Block at Llaithgwm II
  Stable block
• Stable Courtyard at Glynllifon II*
  Stables
• Stable and Gig-house Range at Ty Iocws II
  Stable, gig-house
• Stable at Plas yn Rhiw II
  Commercial building
• Stable at Plas yn Rhiw II
  Stable
• Stable range in yard at Madryn Farm II
  Farm buildings
• Stable range to NW farmyard II
  Agricultural building
• Stable/Pigsty Block at Garth-goch II
  Stable
• Stables and Brood Mare's Yard II
  Government building
• Stables and Brood Mare's Yard II
  Stables
• Stables and Cart Shelter at Cefn Rhengwrt II
  Stable
• Stables at Plas Tirion II
  Stable
• Stables at Wern II
  Stables
• Stables with Granary, Cartshed and Farmyard Entrance Piers at Penychain II
  Stable
• Stables, Cart Shelter and Cowhouse Range at Ty-hen II
  Farm buildings
• Stables/Bothy at Plas Glan-yr-Afon II
  Stable/bothy
• Stables/Coach House at Bryn Eglwys II
  Stables, coach house
• Stables/coach house at Plas Tirion II
  Stables, coach house
• Stanley House II
  House
• Statue of Buddha II
  Monument
• Statue of Buddha II
  Gate
• Statue of David Lloyd George II
  House
• Statue of David Lloyd George II
  Monument
• Statue of Huntsman II
  Statue
• Statue of Nelson II
  Statue
• Statue of Sir Hugh Owen II
  Statue
• Steps and lamp post at centre of Market Square II
  Lamp post
• Steps and lamp post at centre of Market Square II
  House
• Steps, Piers and Associated Cobbled Pavement Descending From Ladies Lodge to the Hercules Statue II
  Steps, monument
• Stiwdio Harddwch (One-to-One Beauty Studio) II
  Pair of houses
• Stiwdio Harddwch (One-to-One Beauty Studio) II
  Church
• Stone Bridge carrying East Drive over Afon Llifon immediately north of one of the iron footbridges II
  Bridge
• Stone Bridge on the main drive south of the Stables at Glynllifon II
  Bridge
• Stone Bridge over Afon Cadnant II
  Bridge
• Stone Bridge to west of Watermill II
  Bridge
• Stone Footbridge to north-east of the Fountain at the end of the vista II
  Bridge
• Stone bench seat on W side of Terraced Garden at Vaynol Old Hall II
  Garden bench
• Stone needle 500m SW of Plas Penrhyn II
  Monument
• Stone-walled leat adjoining north-east side of Watermill at Glynllifon II
  Water management structure
• Store Building II
  Store
• Store and Mill at Ysgubor-fawr II
  Mill
• Stores Buildings at Bardsey Lighthouse II
  Store building
• Stores Buildings at Bardsey Lighthouse II
  Former building
• Strainer arches and retaining walls II
  Retaining wall
• Summerhouse at Bryn Bras Castle II
  Summerhouse
• Summerhouse at Wern Manor II
  Summerhouse
• Summerhouse in walled garden at Cefnamwlch II
  Telephone kiosk
• Summerhouse in walled garden at Cefnamwlch II
  Summerhouse
• Summerhouse to NE of Coed Helen II
  Summerhouse
• Summerhouse to NE of Coed Helen II
  School
• Sunday School Range II
  Chapel
• Sunday School/Vestry at Capel Bethel including railings to forecourt II
  School, vestry
• Sunday School/Vestry at Capel Tan-y-coed II
  School/vestry
• Sunday School/vestry to Bethel Chapel, including railings and gates II
  School/vestry
• Sundial Base at the Parish Church of St Mor II
  Sundial
• Sundial at the Church of St Llechid II
  Sundial
• Sundial at the Church of St Twrog II
  Monument
• Sundial in the churchyard of the Church of St Beuno II
  Sundial
• Sundial in walled garden at Cefnamwlch II
  Sundial
• Sundial in walled garden at Cefnamwlch II
  Former school house
• Sundial to rear of Glynllifon House II
  Sundial
• Swyddfa'r Cyngor II
  Council office
• Syntir II
  Bank
• Syntir II
  Cottage
• T-shaped Agricultural Range at Ty Obry II
  Agricultural range
• T-shaped Agricultural Range at Ty Obry II
  Terraced house
• T.N.Williams II
  House
• T.N.Williams II
  Gate lodge
• Tabernacl II
  Chapel
• Tabernacle Baptist Chapel II
  Chapel
• Tafarn Hen (The Old Tavern) II
  Inn
• Tafarn Madryn II
  Inn
• Tafarn Pencei Cafe Bar II
  House
• Tafarn Pencei Cafe Bar II
  Café bar, house
• Tafarn y Werin II
  Shop and house
• Tafarn y Werin II
  Townhouse
• Tai Baladeulyn II
  Terrace of cottages
• Tai Baladeulyn II
  Terrace of cottages
• Tai Baladeulyn II
  House
• Tai Baladeulyn II
  Cottages
• Tai Baladeulyn II
  Terrace of cottages
• Tai Bwlch II
  Cottage
• Tai Bwlch II
  House
• Tai Elen Glyn II
  Courtyard building
• Tai Newyddion II
  Cottages
• Tai Newyddion II
  Row of cottages
• Tai Newyddion II
  Cottage
• Tai Newyddion II
  Cottage
• Tai Uncorn II
  Church
• Tai Uncorn II
  Cottages
• Tai'r-meibion II
  Farmhouse
• Tai-hirion, with rear farm range II
  House
• Tal-y-bont Lodge II
  Lodge
• Tal-y-bont-uchaf and attached farmbuildings II
  House, farm buildings
• Tal-y-bont-uchaf and attached farmbuildings II
  House
• Talarfor II
  House
• Talcen-y-foel II
  Boundary marker
• Talcen-y-foel II
  Cottage
• Taleifion II
  House
• Talhenbont II
  Terraced building
• Talhenbont II
  House
• Tall Barn between upper and lower farmyards at Glynllifon College Farm II
  Barn
• Tan y Graig II
  House
• Tan y Graig II
  Cottage
• Tan y Graig II
  House
• Tan y Graig II
  House
• Tan-Hafotty II
  Cottage
• Tan-y Bryn Lodge II
  Hospital
• Tan-y Bryn Lodge II
  Lodge
• Tan-y-Bryn II
  Cottage
• Tan-y-Bryn II
  Cottages
• Tan-y-Bryn II
  House
• Tan-y-Bryn II
  Residential
• Tan-y-Bryn II
  Townhouse
• Tan-y-Bwlch II
  House
• Tan-y-Coed II
  Residential building
• Tan-y-Ffordd II
  Cottage
• Tan-y-Fron II
  House
• Tan-y-Fron II
  School
• Tan-y-Grisiau, (Country Choice) II
  Residence
• Tan-y-Grisiau, (Country Choice) II
  House
• Tan-y-braich II
  Cottage
• Tan-y-bryn II
  House
• Tan-y-ffynnon II
  Cottage
• Tan-y-fron II
  Cottage
• Tan-y-fron II
  Cottage
• Tan-y-groeslon II
  House
• Tan-y-lon II
  Cottages
• Tan-y-lon II
  Cottage
• Tan-y-marian II
  House
• Tan-yr-allt Cottages II
  Cottages
• Tan-yr-allt Cottages II
  Cottages
• Tan-yr-allt Cottages II
  Cottage
• Tan-yr-allt Cottages II
  Cottages
• Tan-yr-allt Lodge II
  Terraced house
• Tan-yr-allt Lodge II
  Lodge
• Tanlan II
  Cottage
• Tanybont Arch, including former lock-up to SE II*
  Bridge
• Tanybryn II
  Cottage
• Tanycoed II
  House
• Tanyffordd (aka Tanybwlch) II
  House
• Tanyffordd (aka Tanybwlch) II
  Cottage
• Tanyfron II
  Farmhouse
• Tanyfron II
  House
• Tanygarn II
  Cottage
• Tanyrallt II
  Dwelling
• Tanyrallt II
  House
• Tanyrallt II*
  Church
• Tanyrallt II*
  House
• Tanyrallt Cottage II
  Cottage
• Tanyrardd II
  Cottage
• Tanyrardd II
  House
• Tanysgafell II
  Cottage
• Tanysgafell II
  Cottage
• Tanysgafell II
  Cottage
• Tanysgafell II
  Cottage
• Tegannedd, Ty Capel and Sunday School/Vestry II
  Sunday school, vestry
• Tegfan II
  Terraced house
• Tegfan and adjoining cottage to right II
  Cottage
• Telephone Call-box II
  Telephone call-box
• Telephone Call-box II
  Telephone call-box
• Telephone Call-box II
  Mill
• Telephone Call-box II
  Telephone call-box
• Telephone Call-box (tel no: 01758 712206) II
  Kiosk
• Telephone Call-box (tel no: 01758 712919) II
  Telephone kiosk
• Telephone Call-box (tel no: 01758 712919) II
  House
• Telephone Call-box at N end of bridge over disused railway (01248 670285) II
  House
• Telephone Call-box at N end of bridge over disused railway (01248 670285) II
  Kiosk
• Telephone Call-box on up platform II
  Telephone call-box
• Telephone Call-box outside The Crown public house II
  Mill
• Telephone Call-box outside The Crown public house II
  Kiosk
• Telford Milestone (23) II
  Milestone
• Telford Milestone (24) at drive entrance to Bron Castell II
  Milestone
• Telford Milestone (28) II
  Milestone
• Telford Milestone (29), south of Dolgoch II
  Milestone
• Telford Milestone (30) by Bethesda Football Club II
  House
• Telford Milestone (30) by Bethesda Football Club II
  Milestone
• Telford's Tower, Including Adjoining Walls and Arches II
  Tower
• Terrace Pavilion at Haulfryn II
  Pavilion
• Terrace Walls and fountain to formal garden to NE of Vaynol Hall. II
  House - terrace
• Terrace Walls and fountain to formal garden to NE of Vaynol Hall. II
  Garden feature
• Terrace and retaining walls at Glan Gwna Hall II
  Terrace
• Terraced Garden to N of Vaynol Old Hall II*
  Garden
• Terraced Walls and Gated Entrance to the University College of North Wales Main Building II*
  Gated entrance
• Terraces at Plas yn Rhiw II
  Telephone kiosk
• Terraces at Plas yn Rhiw II
  Garden structure
• The 'Stepped' Bridge to Britannia Park. II
  Bridge
• The Albert Inn II
  Townhouse
• The Albert Inn II
  Public house
• The Albion Hotel PH II
  Pub, hotel
• The Anchorage II
  House
• The Anchorage (also known as Ynys Tudur) II
  Villa
• The Anglesey Hotel Including Courtyard Wall to Rear II
  Public house
• The Arches II
  Building
• The Arches II
  House, terrace
• The Barracks II
  Barracks
• The Barracks II
  House
• The Bell House II
  House
• The Belvedere, Including Associated Terraces II
  House
• The Best Stables on S side of Vaynol Old Hall and courtyard walls. II*
  Stable
• The Best Stables on S side of Vaynol Old Hall and courtyard walls. II*
  Hospital
• The Bridge House II
  Gatehouse
• The British Hotel (including British Buttery Bar) II
  Hotel
• The Carlton II
  Commercial
• The Chapel II
  Church
• The Chapel II
  Chapel
• The Clock House II
  Terraced house
• The Clock House II
  Public house, clock tower
• The Coach House at Nanhoron II
  Coach house
• The Coach House at Nanhoron II
  Cottage
• The Coach Inn II
  Public house - terrace
• The Coach Inn II
  Inn
• The Cob II*
  Embankment
• The Cob, (partly in Penrhyndeudraeth) II*
  Embankment
• The Cock-loft II
  Cottage
• The Coffee Pot II
  Commercial building
• The Colonnade II*
  Church
• The Colonnade II*
  Colonnade
• The Cors-y-Gedol Hotel II
  Hotel
• The Cottage II
  House
• The Cottage II
  House
• The Cottage II
  House
• The Court House II
  Dwelling
• The Douglas Arms Hotel including railings II
  Hotel
• The Eagles Hotel II
  Public house
• The Factory/Y Ffatri II
  Factory
• The Feathers Inn II
  Townhouse
• The Feathers Inn II
  Inn
• The Fountain II
  Fountain
• The Fountain II
  Townhouse
• The Gate House II
  Office
• The Gate House II
  Gatehouse
• The Gazebo II
  Gazebo
• The Golden Fleece II
  Public house
• The Harp Inn PH including attached former outbuildings (78-82 Even nos) II
  Public house
• The Haven II
  Cottage
• The King's Head Inn II
  Coastguard cottage
• The King's Head Inn II
  Inn
• The Lighthouse II
  Lighthouse
• The Lodge at Haulfryn II
  Lodge house
• The Lodge at Nanhoron II
  Cottage
• The Lodge at Nanhoron II
  Gun house
• The Menai Vaults P.H. II
  Church
• The Menai Vaults P.H. II
  Public house
• The Mill Folly Grotto including stone bridge, south of the Afon Llifon II
  Garden feature
• The Morgan Lloyd Public House II
  Memorial
• The Morgan Lloyd Public House II
  Public house
• The Normal College (Original Building) II
  House
• The Normal College (Original Building) II
  College
• The Nursery II
  Garden feature
• The Oakleys II
  Fire station
• The Oakleys II
  House, hotel
• The Old Farmhouse II
  House
• The Old Granary II
  Granary
• The Old Market II
  Market hall
• The Old Post Office II
  Post office
• The Old Rectory II
  Rectory
• The Old Rectory II
  Rectory
• The Old Rectory II
  House
• The Old Rectory II
  Rectory
• The Old School II
  School
• The Old School II
  Townhouse
• The Old School House II
  School house
• The Old Vicarage II
  House
• The Old Vicarage II
  House
• The Pantheon Including Addition to the Rear II
  Public building
• The Piazza, Including Adjoining Playhouse Central Vase Monument II
  Piazza
• The Post Office II
  House
• The Post Office II
  Former post office
• The Rock II
  House
• The Sail Loft II
  Sail loft
• The School House II
  School
• The Slater's Arms II
  Public house
• The Smithy II
  Telephone kiosk
• The Smithy II
  Smithy
• The Squash Court at Haulfryn II
  Sports facility
• The Stables at Nanhoron II
  Stable
• The Stables at Nanhoron II
  Harbour
• The Unicorn II
  Cottage/villa
• The Vicarage II
  Vicarage
• The Vicarage Including Adjoining Service Complex and Gates II
  Vicarage
• The Victoria Hotel II
  Hotel
• The War Memorial and surrounding wall. II
  War memorial
• The Whitehall II
  Pub
• The Whitehall II
  Townhouse
• Threshing Barn at Home Farm II
  Barn
• Tirionfa II
  Rectory
• Toll House (Including Pilot House) II
  Church
• Toll House (Including Pilot House) II
  Toll house
• Toll House at the E End of The Cob (Also Known as The Rebecca Tollgate) II
  Toll house
• Tom Parry & Co II
  House, shop
• Tomb of David Owen II
  Tomb
• Tomb of Eben Fardd II
  Tomb
• Tower Hotel (including Courtyard Ranges) II
  Hotel
• Tower Hotel (including Courtyard Ranges) II
  House
• Tower House II
  House
• Tower at Fort Williamsburg II*
  Tower
• Towered Gatehouse to Broom Hall II
  Gatehouse
• Town Hall II
  Town hall
• Town Hall II
  Town hall
• Trallwyn Hall II
  Hall
• Trallwyn Hall II
  House
• Transformer House II
  Transformer house
• Tre-felin Cottages II
  Cottage
• Tre-felin Cottages II
  Cottages
• Tre-felin Cottages II
  Cottage
• Tre-felin Cottages II
  Cottage
• Tre-felin Cottages II
  Cottage
• Tre-felin Cottages II
  Cottage
• Tre-felin Cottages II
  Cottages
• Tre-felin Cottages II
  Cottage
• Trefan II
  House
• Trefan II
  House
• Trefan II
  Townhouse
• Trefan II
  House
• Trefdy II
  Cottage
• Tregunter, including forecourt railings and gate II
  House, shop
• Trem-y-mor, with associated garden walls and walled path II
  Terrace of houses
• Trem-y-mynydd, with associated front walls II
  Terrace of houses
• Tremadog Manufactory II*
  Manufactory
• Tremadog Manufactory II*
  Archway
• Tremadog War Memorial Institute II
  Townhouse
• Tremadog War Memorial Institute II
  Former shop
• Trinity House Including Adjacent Petrol Pump II
  Commercial
• Trinity House Including Adjacent Petrol Pump II
  Lodge
• Triumphal Arch Including Adjoining Service Block to the NW II
  Church
• Triumphal Arch Including Adjoining Service Block to the NW II
  Triumphal arch
• Tros-y-canol II
  House
• Tros-y-canol II
  Church
• Tros-y-gonfa II
  House
• Tryfan Mawr II
  House
• Trygarn II
  House
• Tunnel Passage at Fort Williamsburg II*
  Tunnel
• Tunnel Portal and Tunnel II
  Tunnel
• Tunnel beneath Bangor Road at Plas Ty Coch II
  Tunnel
• Turnpike II
  Cottage
• Turnpike House II
  Turnpike house
• Twb Lemon (Lemon Tub) and house/office II
  Shop and house
• Two parallel farmyard ranges to north-east corner of Glynllifon College Farm II
  Farm building
• Twrgwyn Welsh Presbyterian Chapel II
  Chapel
• Ty Bach / Ty Nesaf II
  Farmhouse
• Ty Bach / Ty Nesaf II
  House
• Ty Bryn (Lodge to Pale Hall) II
  Gate lodge
• Ty Bwlcyn II
  Townhouse
• Ty Bwlcyn II
  Farmhouse
• Ty Canton II
  Townhouse
• Ty Canton II
  House
• Ty Capel II
  House
• Ty Capel II
  Farmyard
• Ty Capel II
  Chapel house
• Ty Capel II
  House
• Ty Capel Nebo II
  Chapel house
• Ty Capel Nebo II
  Hall
• Ty Capel Rhydyclafdy II
  Chapel house
• Ty Capel Siloam II
  House
• Ty Capel Siloam II
  House
• Ty Crwn (The Lock-up) II
  Lock-up
• Ty Crwn (The Lock-up) II
  House
• Ty Glo II
  House
• Ty Glo II
  Commercial building
• Ty Glyndwr II
  Residential, public house
• Ty Groes II
  House
• Ty Gwyn II
  House
• Ty Gwyn II
  Commercial building
• Ty Gwyn with Davey Jones' Locker Cafe II*
  Cafe
• Ty Hen (including garage room to Penygroes) II
  Cottage
• Ty Iocws, also known as Yoke House, and attached dwelling II
  House
• Ty Isaf (NW Cottage) II
  House
• Ty Isaf (SE Cottage) II
  House
• Ty John Iorc II
  House
• Ty Maen II
  Cottage
• Ty Mawr II
  Farmhouse
• Ty Mawr II
  Kiosk
• Ty Mawr II*
  House
• Ty Mawr II
  House
• Ty Mawr II
  Clubhouse
• Ty Mawr Farmhouse II
  Farmhouse
• Ty Nanney, including forecourt walls, gate piers and gate II*
  Townhouse
• Ty Nanney, including forecourt walls, gate piers and gate II*
  House
• Ty Newydd II
  House
• Ty Newydd II
  House, cowhouse
• Ty Obry Farmhouse II
  House
• Ty Obry Farmhouse II
  Farmhouse
• Ty Pab, including attached garden wall and gate II
  House
• Ty Pellaf and Rhedynog Goch II
  Farmhouse
• Ty Pellaf and Rhedynog Goch II
  Townhouse
• Ty Rardd II
  House
• Ty Sidan II*
  House - terrace
• Ty Sidan II*
  House, shop
• Ty Toronto II
  House, terrace
• Ty Toronto II
  Commercial and industrial building
• Ty'n Anelog II
  Farmhouse
• Ty'n Anelog II
  Building
• Ty'n Llan II
  House
• Ty'n Llan II
  House - terrace
• Ty'n Llan II
  House
• Ty'n Llan II
  House
• Ty'n Llan Bach II
  Road bridge
• Ty'n Llan Bach II
  House
• Ty'n Llwyn - Barn and Cowhouse at W of Yard II
  Barn, cowhouse
• Ty'n Llwyn Farm - Barn outside yard to SW II
  Barn
• Ty'n Llwyn Farm - Bothy and Bakehouse Range to NE of Yard II
  Farm building
• Ty'n Llwyn Farm - Cartshed and Granary II
  Farm outbuilding
• Ty'n Llwyn Farm - Cattle Sheds at S of Yard II
  Farm sheds
• Ty'n Llwyn Farm - Cattle Sheds at SE of Yard II
  Cattle sheds
• Ty'n Llwyn Farm - Detached barn outside Yard to E II
  Barn
• Ty'n Llwyn Farm - Hay Barn outside Yard to NW II
  Hay barn
• Ty'n Llwyn Farm - NW range of Yard II
  Farm
• Ty'n Llwyn including Agricultural Range to N II
  Farmhouse
• Ty'n Twll II
  Farmhouse
• Ty'n-llan II
  Church
• Ty'n-llan II
  House
• Ty'n-y-Ddol II
  Farmhouse
• Ty'n-y-cae II
  House
• Ty'n-y-graig II*
  House
• Ty'n-y-graig II*
  Farmhouse
• Ty'n-y-mynydd II
  Farmhouse
• Ty'n-y-mynydd II
  Cottage
• Ty'n-y-mynydd II
  Church
• Ty'n-y-mynydd II
  Cottage
• Ty'n-y-mynydd II
  Cottage
• Ty'n-y-mynydd II
  Commercial building
• Ty'n-y-porth II
  House
• Ty'n-yr-hendre II
  Farmhouse
• Ty-Hen II
  Cottage
• Ty-Hir II
  Public house
• Ty-Hir II
  House
• Ty-gwyn II
  House, terrace
• Ty-gwyn II
  House
• Ty-hen II
  Farmhouse
• Ty-isaf II
  House
• Ty-newydd II*
  House
• Ty-newydd II*
  Townhouse
• Ty-uchaf II
  House
• Tyddyn Berth II
  Farmhouse, outbuilding, cow house
• Tyddyn Engan II
  Cottage
• Tyddyn y Gwydd II
  Farmhouse
• Tyddyn-Difyr and associated field walls II
  Cottage
• Tyddyn-isaf & Tyddyn-isaf bach II
  Farmhouse
• Tyddyn-y-berth II
  House
• Tyn Cae II
  Cottage
• Tyn Llan (Harp Hotel) II
  Hotel
• Tyn Llwyn II
  Cottage
• Tyn Twll II
  Cottage
• Tyn-llan II
  House
• Tyn-llwyn II
  House
• Tyn-y-Coed II
  Town house
• Tyn-y-Coed II
  Gate lodge
• Tyn-y-coed Isaf II
  Farmhouse
• Tywyn & District War Memorial Hospital II
  Hospital
• U-shaped Range of Farmbuildings at Tal-y-bont-uchaf II
  Farmbuildings
• Union Inn II
  Public house
• University Anglican Chaplaincy Centre II
  Chapel and house
• University Anglican Chaplaincy Centre II
  House
• Urn and pedestal in formal garden NE of Vaynol Hall. II
  Urn
• Uwchlaw'r-rhos II
  House
• Vaughan Chest Tomb in the churchyard of the Church of St Garmon II
  Tomb
• Vaynol Hall I
  Church
• Vaynol Hall I
  House
• Vaynol Old Hall I
  House
• Vaynol Park Wall (the part in Y Felinheli Community) II
  Wall
• Vestry Cottage & Former Vestry II
  Cottage
• Victoria Dock walls II
  Harbour wall
• Victoria House II
  Terraced houses
• Villa Winch II
  Villa
• Voryd Cottage and attached limekiln II
  Cottage, limekiln
• W.L.Jones Chemist II
  Chemist shop
• W.L.Jones Chemist II
  House
• Walled 'knot' garden at Bryn Bras Castle II
  Garden
• Walled Court at Cristin II
  Farm buildings
• Walled Court at Cristin II
  Townhouse
• Walled Court at Plas Bach with attached field walls to S II
  House
• Walled Court at Plas Bach with attached field walls to S II
  Farm building
• Walled Court to Rhedynog Goch and Ty Pellaf II
  Walled court of farm buildings
• Walled Court to Rhedynog Goch and Ty Pellaf II
  House - terrace
• Walled Enclosure to Newborough Cross II
  House, public house
• Walled Enclosure to Newborough Cross II
  Enclosure
• Walled Garden at Cefnamwlch II
  Walled garden
• Walled Garden at Cefnamwlch II
  Milestone
• Walled Outbuildings to Carreg Fawr II
  Outbuilding
• Walled garden at Plas Tirion II
  Walled garden
• Walled garden opposite Dairy Cottage, with two sets of gates. II
  Garden
• Walled garden opposite Dairy Cottage, with two sets of gates. II
  Commercial building
• Walling and Depots on east side of former turnpike road (old A 5) II
  Wall and depots
• Walls and Gateways Edging the Central Piazza to the NW II
  Wall, gateway
• Walls and attached structures to terraced flower garden II
  Garden wall
• Walls and attached structures to terraced flower garden II
  Mill
• Walls flanking the W approach to the courtyard of Glasfryn, including Glasfryn-uchaf II
  Courtyard walls
• Walls to Carreg Fawr II
  Garden wall
• Walls to Chapel and Ty Capel II
  Walls
• Walls to Chapel and Ty Capel II
  Former police station
• Walls to Cristin II
  Garden walls
• Walls to Old School II
  Walls
• Walls to Plas Bach II
  Garden wall
• Walls to Ty Bach / Ty Nesaf II
  Wall
• Walls to Ty Bach / Ty Nesaf II
  House
• Walls to Ty Pellaf and Rhedynog Goch II
  Garden wall
• Walls to inner and outer gardens on E side of Vaynol Old Hall II
  Garden walls
• Walls, Gatepiers and Gates enclosing the Memorial Garden at Bryn Awelon II
  Garden enclosure
• Walls, Gatepiers and Gates enclosing the Memorial Garden at Bryn Awelon II
  Cottage
• Walsal House (The Old Tea Rooms) II
  Dwelling
• Walsal House (The Old Tea Rooms) II
  House
• Walsall Stores II
  Shop
• Walter Lloyd Jones & Co., Estate Agents, and Walter Lloyd Jones, Salesroom II
  Commercial building
• War Memorial II
  Memorial
• War Memorial II
  Water pump
• War Memorial II
  War memorial
• War Memorial II
  War memorial
• War Memorial II
  House
• War Memorial II
  Statue
• War Memorial II
  War memorial
• War Memorial II*
  War memorial
• War Memorial II*
  Telephone kiosk
• Wash House II*
  House
• Wash House II*
  Commercial building
• Wash House opposite Caeherfyn II
  Wash house
• Washhouse Building at Plas Dolbenmaen II
  Washhouse
• Washouses to Nos. 1 & 2 Penrallt II
  Wash houses
• Watch House II
  House
• Watch House II
  Parliament building
• Water Balanced Incline and Drumhouse II
  Drumhouse
• Water Mill & Wheel House at Felin Fawr Slate Works II
  Mill
• Water Wheel House between slab mills at Felin Fawr Slate Works II*
  Water wheel house
• Watermill to south-west of Stables including archway into mill yard and attached L-shaped range II
  Watermill
• Weigh House at Lon-Isaf Gate II
  Weigh house
• Weighbridge House II
  Weighbridge house
• Weighbridge House II
  Weighbridge
• Weirglodd-newydd II
  Cottage
• Well Head to SW of Vaynol Hall II
  Former house
• Well Head to SW of Vaynol Hall II
  Ornamental well head
• Well above Ffynon Corn II
  House
• Well above Ffynon Corn II
  Well
• Well in garden wall at Plas Newydd II
  House
• Well in garden wall at Plas Newydd II
  Well
• Wenallt, Marine Terrace II
  House
• Wern II*
  House, milling operation
• Wern Fawr II*
  House
• Wern Fawr II*
  House
• Wern Fawr II
  Farmhouse
• Wern Gogas II
  Hall
• Wern Gogas II
  Cottage
• Wern Lodge II
  Lodge
• Wern Manor II*
  Country house
• Wern-fawr II
  Residential
• West and south ranges of building at former quarrymen's barracks to north-west of Ty Mawr II
  Barracks and cowhouse
• Western Cavern north of the path near main east vista fountain II
  Cavern
• Western Slab Mill at Felin Fawr Slate Works II*
  Industrial building
• Western pair of walled former Kitchen Gardens at Glynllifon II
  Former kitchen garden
• Westminster Abbey Balustrade II
  Balustrade
• Wharf House II
  House
• Wharf House II
  Townhouse
• White Hall II
  House
• White Hall II
  Bank
• White Hall Hotel II
  Hotel
• White Horses II
  Vernacular cottage
• White Horses II
  Gate pillars
• Wig II
  Farmhouse
• Williams Buildings II
  Tenement block
• Williams Pwlldefaid II
  Public house
• Winding Drumhouse II
  Drumhouse
• Winding Drumhouse and Incline II
  Drumhouse
• Winding house II
  Industrial
• Windmill Florists (incorporating 2 Hole-in-the-Wall Street) II
  House
• Windmill Florists (incorporating 2 Hole-in-the-Wall Street) II
  Shop, house
• Windmill Remains near Bryn Felin II
  Windmill
• Windmill Tower on Foel Fawr II
  Windmill tower
• Wood Cottage II
  Cottage
• Workshop at Plas yn Rhiw II
  Outbuilding
• Workshops II
  Workshops
• Workshops II
  Workshop
• Wyatt Memorial at the Church of St Tegai II*
  Monument
• Y Berllan II
  House
• Y Berllan II
  House
• Y Bwthyn II
  House
• Y Bwthyn II
  House
• Y Castell P.H. II
  Public house
• Y Cymro and house II
  Shop, house
• Y Fron II
  House
• Y Fron II
  House
• Y Gegin Fawr II
  Offices
• Y Gegin Fawr II
  House
• Y Glyn II
  House
• Y Glyn II
  Manse house
• Y Llong (The Ship) public house II
  Public house
• Y Parc II
  House
• Y Pisgotwr (The Fisherman) II
  Commercial, residential
• Y Plas, with associated garden and driveway walls II
  House
• Y Sgwar (The Square Restaurant) II
  Restaurant
• Y Sgwar (The Square Restaurant) II
  Townhouse
• Ye Olde Vaults P.H. II
  Public house
• Ynys-wen II
  Farmhouse
• Ynysgain Fawr II
  Terraced houses
• Ynysgain Fawr II
  House
• Ynysgain ganol II
  House
• Yr Aelwyd II
  Church
• Yr Aelwyd II
  Large building
• Yr Efail II
  House
• Yr Hen Gapel at Plas yn Rhiw II
  Commercial building
• Yr Hen Gapel at Plas yn Rhiw II
  Outbuilding
• Ysgol Llandwrog II
  School
• Ysgol Llandygai & School House II
  School, house
• Ysgol Llanystumdwy II
  School
• Ysgol Treborth II
  School
• Ysgubor Degwm II
  Agricultural building
• Ysgubor Degwm II
  Bridge
• Ysgubor Gerrig II
  House
• Ysgubor-fawr old farmhouse, with front garden walls II
  Farmhouse
• Ysgubor-hen II
  Residential
• Ystumcegid II
  House
• Ystumllyn II*
  School
• Ystumllyn II*
  House