- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°38'46"N 3°5'1"W
- Eastings/Northings: 325112, 194720
- OS Grid: ST251947
- Mapcode Local: GBR J2.7F1P
- Mapcode Global: VH79Y.HWMB
Location and coordinates are for the approximate centre of Cwm Carn within this administrative area.
Geographic features and populated places may cross administrative borders.