- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°19'55"N 3°43'5"W
- Eastings/Northings: 283028, 271851
- OS Grid: SN830718
- Mapcode Local: GBR 97.V57N
- Mapcode Global: VH5CD.HNR0
Location and coordinates are for the approximate centre of Trum y Gwr within this administrative area.
Geographic features and populated places may cross administrative borders.