Pig Sty at Lleiniau-hirion is a Grade II listed building in the Gwynedd local planning authority area, Wales. First listed on 20 July 1999. Pig sty.
Pig Sty at Lleiniau-hirion
- WRENN ID
- sacred-iron-fern
- Grade
- II
- Local Planning Authority
- Gwynedd
- Constituency
- Dwyfor Meirionnydd MP: Liz Saville Roberts (PC)
- Country
- Wales
- Date first listed
- 20 July 1999
- Type
- Pig sty
- Address
- Pig Sty at Lleiniau-hirion, Trefor, Caernarfon, Llanaelhaearn
- OS grid reference
- SH 372 462
- Coordinates
- 52.98913, -4.42675
- Source
- Cadw listing
Description
The Pig Sty at Lleiniau-hirion is a Grade II listed building. It is constructed with boulder walls and features a corbelled stone roof. The sty is situated next to the rear wall of the house, separated by a narrow passage. It has a square plan measuring approximately 1.7 meters on each side. The entrance to the run is narrow and low, measuring about 2 meters by 3 meters, and is located alongside the gable of the farmhouse. The internal height of the pig sty is approximately 1.2 meters.
Local climate
Pig Sty at Lleiniau-hirion sits in one of the wettest parts of the UK, with an average of 1,710 mm of rain a year. This makes it wetter than 99% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 99% of listed buildings.
It experiences an average of 7 freeze-thaw cycles a year, fewer than 95% of listed buildings. Of these, 2 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
- 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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