- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°42'22"N 3°45'19"W
- Eastings/Northings: 281500, 313500
- OS Grid: SH815135
- Mapcode Local: GBR 96.2N13
- Mapcode Global: WH682.970Q
Location and coordinates are for the approximate centre of Mynydd Gartheiniog within this administrative area.
Geographic features and populated places may cross administrative borders.