Pen-y-pistyll Mawr is a Grade II listed building in the Ceredigion local planning authority area, Wales. First listed on 15 October 1997. House.
Pen-y-pistyll Mawr
- WRENN ID
- worn-eave-rush
- Grade
- II
- Local Planning Authority
- Ceredigion
- Constituency
- Ceredigion Preseli MP: Ben Lake (PC)
- Country
- Wales
- Date first listed
- 15 October 1997
- Type
- House
- Address
- Pen-y-pistyll Mawr, Penuwch, Tregaron, Llangeitho
- OS grid reference
- SN 598 621
- Coordinates
- 52.23997, -4.05351
- Source
- Cadw listing
Description
Pen-y-pistyll Mawr is a pair of houses likely built together, constructed from colourwashed rubble stone and topped with a slate roof featuring three whitewashed stone stacks. The larger house on the right is double-fronted, while the smaller house on the left has a two-window range. Both houses are two storeys high.
The right house has two upper six-pane windows, each with a single opening pane, and a ground floor right four-pane casement window, all set on stone sills. There is a centrally located ledged door, and on the ground floor left, there is a six-pane window with one opening pane and a slate sill.
The left house features two upper four-pane windows, each with one opening pane and stone sills, and a ground floor left horned four-pane sash window with a slate sill. The door is located to the right. All ground floor openings have timber lintels. The end walls are whitewashed, and there is no outshut. A small lean-to has been added to the right end wall.
Local climate
Pen-y-pistyll Mawr sits in one of the wettest parts of the UK, with an average of 1,290 mm of rain a year. This makes it wetter than 94% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 92% of listed buildings.
It experiences an average of 34 freeze-thaw cycles a year, fewer than 52% of listed buildings. Of these, 17 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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