Estate farm building at Gellidywyll is a Grade II listed building in the Powys local planning authority area, Wales. First listed on 31 January 1997. Farm building.

Estate farm building at Gellidywyll

WRENN ID
fallow-moulding-dale
Grade
II
Local Planning Authority
Powys
Constituency
Montgomeryshire and Glyndwr MP: Steve Witherden (Lab)
Country
Wales
Date first listed
31 January 1997
Type
Farm building
Address
Estate farm building at Gellidywyll, Bont Dolgadfan, Llanbrynmair
OS grid reference
SN 888 987
Coordinates
52.57534, -3.64117
Source
Cadw listing

Also on this page: flood risk · radon risk · weather exposure · detailed attributes ↓

Description

The estate farm building at Gellidywyll is a long range of cow-houses dating from the 19th century. It features rubble stonework with a timber framed upper level that is infilled with highly fired red brick laid on edge. The building has a slate roof and consists of five bays, gabled at each end. It includes timber stable doors and paned ventilating windows, as well as doors to the tallet in the gables. Inside, brick cross walls divide the building into bays, with fodder storage located in the tallet above.

Local climate

Estate farm building at Gellidywyll sits in one of the wettest parts of the UK, with an average of 1,190 mm of rain a year. This makes it wetter than 91% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 85% of listed buildings.

It experiences an average of 47 freeze-thaw cycles a year, more than 89% of listed buildings. Of these, 27 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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  • Detailed attributes — period, style, materials, features
  • Flood risk assessment
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  • Weather exposure and heating demand — rain and frost month by month and year by year, wind direction, solar and humidity
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Nearby listed buildings

  1. Gellidywyll Grade II 20 m
  2. Barn at rear of Minfordd Cottages Grade II 791 m
  3. Bron-derw-goed Grade II 992 m
  4. Bont Pandy mill and mill house, formerly known as Gelli-dymyll Mill. Grade II 1.1 km
  5. Former grain and timber kiln Grade II 1.2 km
  6. Glantwymyn Grade II 1.4 km
  7. Bont Dolgadfan Grade II 1.5 km
  8. Tremafon Grade II 1.5 km
  9. Brynawel Grade II 1.5 km
  10. Bont Dolgadfan Independent Chapel, with railed forecourt Grade II 1.5 km