- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°48'14"N 4°33'13"W
- Eastings/Northings: 224023, 214780
- OS Grid: SN240147
- Mapcode Local: GBR D4.XF45
- Mapcode Global: VH2P3.0XYH
Location and coordinates are for the approximate centre of Cwm y Crychydd within this administrative area.
Geographic features and populated places may cross administrative borders.