- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°27'33"N 3°12'27"W
- Eastings/Northings: 316201, 174055
- OS Grid: ST162740
- Mapcode Local: GBR K9V.RV
- Mapcode Global: VH6FD.CL45
Location and coordinates are for the approximate centre of Cwm Cydfin within this administrative area.
Geographic features and populated places may cross administrative borders.