- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 51°56'2"N 3°6'12"W
- Eastings/Northings: 324230, 226746
- OS Grid: SO242267
- Mapcode Local: GBR F2.N6SV
- Mapcode Global: VH78L.5N55
Location and coordinates are for the approximate centre of Pen Twyn Mawr within this administrative area.
Geographic features and populated places may cross administrative borders.