- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°47'58"N 4°45'35"W
- Eastings/Northings: 214034, 326010
- OS Grid: SH140260
- Mapcode Local: GBR GPM9.8DX
- Mapcode Global: WH33L.VWJQ
Location and coordinates are for the approximate centre of Mynydd Mawr within this administrative area.
Geographic features and populated places may cross administrative borders.