- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°55'5"N 3°56'52"W
- Eastings/Northings: 266139, 226204
- OS Grid: SN661262
- Mapcode Local: GBR DY.P7DT
- Mapcode Global: VH4HY.J19V
Location and coordinates are for the approximate centre of Cwm Cae-mawr within this administrative area.
Geographic features and populated places may cross administrative borders.