Bethesda Chapel is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 21 October 1998. Chapel. 1 related planning application.
Bethesda Chapel
- WRENN ID
- hollow-mantel-bistre
- Grade
- II
- Local Planning Authority
- Brecon Beacons National Park
- Constituency
- Brecon, Radnor and Cwm Tawe MP: David Chadwick (LD)
- Country
- Wales
- Date first listed
- 21 October 1998
- Type
- Chapel
- Address
- Bethesda Chapel, Llangattock, Powys, NP8 1LD
- OS grid reference
- SO 208 173
- Coordinates
- 51.84932, -3.15076
- Source
- Cadw listing
Description
Bethesda Chapel is a simple Gothic style chapel constructed of large blocks of coursed grey rock-faced stone, dating to 1835. It is situated under a half-hipped slate roof. The front (south) facade features a wide, three-bay gable-end and is characterised by pointed arched openings and Y-tracery. A central entrance is framed by a round arch with a plain overlight and square-headed C20 planked double doors. Short walls project at right angles to support a later, slate-covered porch with a half-hipped roof on timber posts, the lower portion of the front pitch being timber latticework. Flanking the entrance are tall, pointed arched windows with Y-tracery. Above are three shorter windows of a similar style, lighting a gallery. A blind oculus with voussoirs sits within the gable, bearing the inscription "BETESDA / CONGREGATIONAL / AD1835." The east side mirrors the front facade with a central entrance, flanked by tall pointed arched windows, and three shorter upper windows. The north gable end has two windows, set at a slightly higher level than elsewhere, and featuring coloured glass at the apex. Another blind oculus with voussoirs is present in the gable. The west side is slate hung. A single-storey vestry projects to the west, with a masonry gable stack and a rendered gable end. The vestry's south face has two cross windows and a C20 door with overlight, while the north face has two similar windows, the left one converted to a wood planked door with a lean-to roof.
Inside, a three-sided gallery is supported by gold-painted columns of clustered shafts. The panelled gallery front features blind Gothic arches. The gallery itself has three rows of pews with decorated bench ends and a timber wainscot. A vestibule sits at the entrance, with gallery stairs leading to the ground floor. The ground floor contains three columns of panelled box pews and a timber wainscot; the rear panelling on either side of the door is characterised by a curved brace. The polygonal pulpit features the same blind arches as the gallery front and has turned balusters to its steps. A late C20 raised platform and a set fawr with twist balusters and square newel posts are now present at the front of the gallery. Previously, the rows of pews extended to the front. The ceiling has wide moulded coving and an ornate central ceiling rose. Some of the windows contain coloured lights. The vestry has a collar truss roof with moulded brackets and a black stone fireplace at the west gable end, along with a timber wainscot.
Local climate
Bethesda Chapel sits in a wetter-than-average part of the UK, with an average of 1,120 mm of rain a year. This makes it wetter than 88% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 78% of listed buildings.
It experiences an average of 51 freeze-thaw cycles a year, more than 92% 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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- Full EPC report — heating system, energy costs, size, glazing, construction etc.
- Sale history — 3 transactions since 1998
- Related listed building consents — 1 application
- 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
Matched applications, energy data and sale records are assembled automatically and may contain errors. Flag incorrect data.
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