- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°41'20"N 3°5'4"W
- Eastings/Northings: 325119, 199482
- OS Grid: ST251994
- Mapcode Local: GBR J2.4SXH
- Mapcode Global: VH79R.HT30
Location and coordinates are for the approximate centre of Cwm y Glyn within this administrative area.
Geographic features and populated places may cross administrative borders.