- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 51°45'1"N 3°16'8"W
- Eastings/Northings: 312500, 206500
- OS Grid: SO125065
- Mapcode Local: GBR HT.0VWY
- Mapcode Global: VH6D0.986J
Location and coordinates are for the approximate centre of Twyn Abertyswg within this administrative area.
Geographic features and populated places may cross administrative borders.