- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°43'23"N 3°43'45"W
- Eastings/Northings: 283302, 315356
- OS Grid: SH833153
- Mapcode Local: GBR 97.1GFV
- Mapcode Global: WH67W.PTB6
Location and coordinates are for the approximate centre of Cwm yr Eglwys within this administrative area.
Geographic features and populated places may cross administrative borders.