Granary at Crug Glas is a Grade II listed building in the Brecon Beacons National Park local planning authority area, Wales. First listed on 19 July 1999. Outbuilding.

Granary at Crug Glas

WRENN ID
slow-pedestal-gilt
Grade
II
Local Planning Authority
Brecon Beacons National Park
Constituency
Caerfyrddin MP: Ann Davies (PC)
Country
Wales
Date first listed
19 July 1999
Type
Outbuilding
Address
Granary at Crug Glas, Bethlehem, Llangadog, Carmarthenshire
OS grid reference
SN 688 238
Coordinates
51.89738, -3.90796
Source
Cadw listing

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

Description

The granary at Crug Glas is an outbuilding constructed from whitewashed rubble stone and topped with a slate close-eaved roof. It is one storey high with a loft. The gable end features a door framed with stone voussoirs, and there is a small loft window situated above it. On the side wall, there is a single pair of casement windows with a timber lintel.

Local climate

Granary at Crug Glas sits in one of the wettest parts of the UK, with an average of 1,450 mm of rain a year. This makes it wetter than 98% of listed buildings in the UK. Its exposure to wind-driven rain is greater than that of 94% of listed buildings.

It experiences an average of 42 freeze-thaw cycles a year, more than 81% of listed buildings. Of these, 21 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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