- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 51°45'3"N 3°15'45"W
- Eastings/Northings: 312944, 206568
- OS Grid: SO129065
- Mapcode Local: GBR HT.0XRV
- Mapcode Global: VH6D0.D8L0
Location and coordinates are for the approximate centre of Twyn Abertyswg within this administrative area.
Geographic features and populated places may cross administrative borders.