Trinity Yard Small Workshop is a Grade II listed building in the Isle of Anglesey local planning authority area, Wales. First listed on 25 July 1994. Workshop.

Trinity Yard Small Workshop

WRENN ID
waiting-alcove-smoke
Grade
II
Local Planning Authority
Isle of Anglesey
Constituency
Ynys Môn MP: Llinos Medi (PC)
Country
Wales
Date first listed
25 July 1994
Type
Workshop
Address
Trinity Yard Small Workshop, Holyhead
OS grid reference
SH 241 833
Coordinates
53.31775, -4.64197
Source
Cadw listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

Trinity Yard Small Workshop is a single-storey building featuring rendered walls with a shallow plinth and a slate roof that has a raised ridge vent. At the rear, there are two tall chimneys. The front (northwest) side has three camber-headed openings, including a central camber-headed doorway that is flanked by small-pane windows.

Local climate

Trinity Yard Small Workshop sits in a wetter-than-average part of the UK, with an average of 1,030 mm of rain a year. This makes it wetter than 83% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 93% of listed buildings.

It experiences an average of 8 freeze-thaw cycles a year, fewer than 93% of listed buildings. Of these, 3 follow at least 1 mm of rain in the preceding 48 hours. Average temperatures at this location have risen by 0.3°C per decade since 1991.

Averages for 1991–2020; temperature trend 1991–2025. Figures describe the wider area (a grid cell of roughly 10 km), not the individual site. Contains modified Copernicus Climate Change Service information 2026.

More on this building

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  • No EPC on record for this property
  • No sale records on file
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  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
  • Radon risk assessment
  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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Nearby listed buildings

  1. Trinity Yard Large Workshop Grade II 17 m
  2. Trinity House Office Grade II 26 m
  3. Porthyfelin House Grade II 352 m
  4. Zodiac Restaurant Grade II 438 m
  5. Soldier's Point House Grade II 521 m
  6. Screen Wall to Soldier's Point House Grade II 542 m
  7. Boundary Wall to Cybi Building, Holyhead High School Grade II 799 m
  8. Caernarfon Castle P H Grade II 807 m
  9. Cybi Building, Holyhead High School Grade II 823 m
  10. Market Hall Grade II 851 m