Dan-y-Bwlch Farmhouse is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 9 January 1956. Corner building. 2 related planning applications.

Dan-y-Bwlch Farmhouse

WRENN ID
buried-stronghold-hawk
Grade
II
Local Planning Authority
Brecon Beacons National Park
Constituency
Monmouthshire MP: Catherine Fookes (Lab)
Country
Wales
Date first listed
9 January 1956
Type
Corner building
Address
Dan-y-Bwlch Farmhouse, Llwygy, Abergavenny, Crucorney, Monmouthshire, NP7 7NY
OS grid reference
SO 318 224
Coordinates
51.89611, -2.99219
Source
Cadw listing

Also on this page: sale history · EPC · related consents · flood risk · radon risk · weather exposure · detailed attributes ↓

Description

Dan-y-Bwlch Farmhouse is a late medieval farmhouse retaining a traditional two-room, cross-passage, and cowhouse plan. It faces southwest. The original construction uses narrow coursed grey pennant sandstone rubble, partially whitened, with a roof that was originally stone tiles but is now covered with corrugated steel sheeting. The main elevation originally had four windows, but the ground floor is now largely obscured by modern garages. Only the top of the doorway leading into the cowhouse is visible. The house’s appearance is documented in Fox and Raglan Plate IIc. A doorway leads to a cross passage. Surviving windows have plain square openings, except for the ground floor window on the right, which has a cambered head. No window frames are visible. A plain roof is topped with a rubble stack, which has a weathered top.

Inside, a cross passage runs behind the hall stack, and the house is entered through a door on the left side of the cross passage. The cowhouse, slightly downhill, may have originally been entered through a now-removed screen on the right. The original heating was likely limited to the hall, although the room above the cowhouse has a fireplace, possibly original but plain. A stud and panel partition separates the hall from unheated service rooms, retaining its doors at each end. The stone winding staircase has a three-plank door in a chamfered frame. The beams throughout feature run-out stops and some have hollow chamfers. A large chamfered timber firelintel is also present. The upper floor has a timber-framed partition above the stud and panel one, originally with a doorway and plaster infill. A three-light diamond mullion window is present above, with only one mullion surviving. The roof is a principal rafter structure with slightly arched tenoned collars, two tiers of purlins, and a ridge piece, with many original secondary rafters. The room above the cowhouse, possibly intended for storage and with a later 19th-century fireplace, may have alternatively served as a "best bedroom" as suggested by Fox and Raglan, supported by evidence of original flooring.

Local climate

Dan-y-Bwlch Farmhouse receives an average of 940 mm of rain a year. This makes it wetter than 72% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 65% of listed buildings.

It experiences an average of 49 freeze-thaw cycles a year, more than 90% of listed buildings. Of these, 25 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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  • Full EPC report — heating system, energy costs, size, glazing, construction etc.
  • Sale history — 2 transactions since 2010
  • Related listed building consents — 2 applications
  • 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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