- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°19'8"N 4°2'27"W
- Eastings/Northings: 260982, 270954
- OS Grid: SN609709
- Mapcode Local: GBR 8T.W3NZ
- Mapcode Global: VH4FR.XZ14
Location and coordinates are for the approximate centre of Cwm Gwydd within this administrative area.
Geographic features and populated places may cross administrative borders.