Barn in Grounds of Blaen Marlais is a Grade II listed building in the Pembrokeshire local planning authority area, Wales. First listed on 17 May 1988. Barn.
Barn in Grounds of Blaen Marlais
- WRENN ID
- dusk-screen-stoat
- Grade
- II
- Local Planning Authority
- Pembrokeshire
- Constituency
- Mid and South Pembrokeshire MP: Henry Tufnell (Lab)
- Country
- Wales
- Date first listed
- 17 May 1988
- Type
- Barn
- Address
- Barn in Grounds of Blaen Marlais, Narberth
- OS grid reference
- SN 109 159
- Coordinates
- 51.81059, -4.74312
- Source
- Cadw listing
Description
This is a probable early 19th-century barn located in the grounds of Blaen Marlais. It features a single storage bay with a threshing floor at one end. The walls are made of rubble stone and are whitewashed. The roof is modern slate and has a moderate pitch. There are broad doorways leading to the threshing floor, with timber lintels, although the northern door is blocked. The side walls of the storage bay have single deep ventilation slits, and there are pigeon boxes on the west gable end.
Local climate
Barn in Grounds of Blaen Marlais sits in one of the wettest parts of the UK, with an average of 1,170 mm of rain a year. This makes it wetter than 90% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 95% of listed buildings.
It experiences an average of 13 freeze-thaw cycles a year, fewer than 88% of listed buildings. Of these, 5 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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