Barn at Pen-hefyd Farm is a Grade II listed building in the Cardiff local planning authority area, Wales. First listed on 28 January 1963. Barn.
Barn at Pen-hefyd Farm
- WRENN ID
- mired-chancel-clover
- Grade
- II
- Local Planning Authority
- Cardiff
- Constituency
- Cardiff West MP: Mr Alex Barros-Curtis (Lab)
- Country
- Wales
- Date first listed
- 28 January 1963
- Type
- Barn
- Address
- Barn at Pen-hefyd Farm, St Fagans, St. Fagans
- OS grid reference
- ST 116 777
- Coordinates
- 51.49155, -3.27337
- Source
- Cadw listing
Description
The barn at Pen-hefyd Farm is a 19th-century structure built from limewashed stone rubble, featuring squared quoins and a Welsh slate roof with ridge tiles. It is a lofty barn consisting of seven bays. The east elevation has an off-centre porch with cart doors and slit ventilators. There is a longer wing to the north that includes a door leading to a stable. The west elevation has an opposed porch, and the north gable is adjacent to a cowhouse.
Inside, the barn has seven bays supported by six strapped king post trusses and three tiers of purlins. The threshing floor is paved with stone, and there are remains of a tallet at the north end over the stable.
Local climate
Barn at Pen-hefyd Farm sits in a wetter-than-average part of the UK, with an average of 1,110 mm of rain a year. This makes it wetter than 88% 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 21 freeze-thaw cycles a year, fewer than 78% of listed buildings. Of these, 8 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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