Coygen is a Grade II listed building in the Powys local planning authority area, Wales. First listed on 16 February 2005. Farmhouse.

Coygen

WRENN ID
waiting-chapel-ridge
Grade
II
Local Planning Authority
Powys
Constituency
Brecon, Radnor and Cwm Tawe MP: David Chadwick (LD)
Country
Wales
Date first listed
16 February 2005
Type
Farmhouse
Address
Coygen, Lower Chapel, Brecon, Honddu Isaf
OS grid reference
SO 040 370
Coordinates
52.02379, -3.39923
Source
Cadw listing

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

Description

Coygen is a farmhouse constructed from colourwashed rubble stone, topped with a slate roof and featuring 20th-century brick end stacks. The building is two storeys high and has a three-window range of large sash windows, with 16 panes on each side and a 12-pane window in the centre above a 20th-century door and overlight. Above the door, there is a purple stone plaque from 1696 with a gable head and carved arms. The windows have stone voussoirs and stone sills. The left end wall is rendered, and there is a rear outshut with a large chimney.

Local climate

Coygen 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 79% of listed buildings.

It experiences an average of 50 freeze-thaw cycles a year, more than 91% of listed buildings. Of these, 28 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
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  • 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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Nearby listed buildings

  1. Castell Madoc Grade II 1.6 km
  2. Nos 1 and 2 Castle Madoc Cottages and attached Dovecote Grade II 1.6 km
  3. The Coach House at Castell Madoc Grade II 1.7 km
  4. Milestone near Castell Madoc Grade II 1.7 km
  5. Bridge to SW of Traihirion (partly in Merthyr Cynog community) Grade II 1.8 km
  6. Bridge to SW of Traihirion (partly in Honddu Isaf community) Grade II 1.8 km
  7. Bridge House Grade II 1.9 km
  8. Milestone on B4520 Grade II 1.9 km
  9. Llaneglwys Isaf including attached barn to left Grade II 2.6 km
  10. Boundary stone N of Nant Dulas Grade II 2.7 km