Walls to Old School is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 26 June 1998. Walls.

Walls to Old School

WRENN ID
leaning-jamb-swallow
Grade
II
Local Planning Authority
Gwynedd
Constituency
Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
Country
Wales
Date first listed
26 June 1998
Type
Walls
Address
Walls to Old School, Yr Enlli / Bardsey Island, Aberdaron
OS grid reference
SH 119 215
Coordinates
52.75912, -4.78813
Source
Cadw listing

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

Description

The walls of the Old School are made of rubble stone and topped with rough stone capping. They enclose a flat area in front of the former school.

Local climate

Walls to Old School sits in one of the wettest parts of the UK, with an average of 1,410 mm of rain a year. This makes it wetter than 97% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 99% of listed buildings.

It averages fewer than one freeze-thaw cycle a year. Average temperatures at this location have risen by 0.2°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
  • No related consent applications matched
  • 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. The Old School Grade II 9 m
  2. Walled Court at Cristin Grade II 29 m
  3. Cristin Grade II 73 m
  4. Walls to Cristin Grade II 86 m
  5. Plas Bach Grade II 165 m
  6. Walls to Plas Bach Grade II 170 m
  7. Limekiln Grade II 195 m
  8. Walls to Ty Pellaf and Rhedynog Goch Grade II 233 m
  9. Ty Pellaf and Rhedynog Goch Grade II 242 m
  10. Walled Court to Rhedynog Goch and Ty Pellaf Grade II 281 m