The Old Post Office is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 22 September 1997. Post office.
The Old Post Office
- WRENN ID
- tattered-ashlar-raven
- Grade
- II
- Local Planning Authority
- Gwynedd
- Constituency
- Bangor Aberconwy MP: Claire Hughes (Lab)
- Country
- Wales
- Date first listed
- 22 September 1997
- Type
- Post office
- Address
- The Old Post Office, 9 High Street, Glasinfryn, Bangor, Pentir
- OS grid reference
- SH 586 688
- Coordinates
- 53.19755, -4.11751
- Source
- Cadw listing
Description
The Old Post Office is a building constructed from uncoursed large stone rubble and is connected to No. 8 to the north. It features a slate roof and has two symmetrical bays with a central hallway plan, flanked by reception rooms and gable stacks. The entrance consists of a central framed and boarded door, which is sheltered by a gabled slated canopy. The ground floor has six-paned horned sash windows, while the upper floor has similar but smaller windows, with all openings having timber lintels. The gable stacks are made of brick, and there is an outbuilding located at the rear.
Local climate
The Old Post Office sits in one of the wettest parts of the UK, with an average of 1,210 mm of rain a year. This makes it wetter than 92% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 90% of listed buildings.
It experiences an average of 37 freeze-thaw cycles a year, more than 67% of listed buildings. Of these, 19 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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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- Sale history — 3 transactions since 1996
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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