- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°5'10"N 3°50'48"W
- Eastings/Northings: 273560, 244701
- OS Grid: SN735447
- Mapcode Local: GBR Y2.BNH1
- Mapcode Global: VH4H1.8TQL
Location and coordinates are for the approximate centre of Mynydd Mallaen within this administrative area.
Geographic features and populated places may cross administrative borders.