- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 51°44'4"N 3°2'12"W
- Eastings/Northings: 328500, 204500
- OS Grid: SO285045
- Mapcode Local: GBR J4.1T0T
- Mapcode Global: VH79L.9NYL
Location and coordinates are for the approximate centre of Garn-wen within this administrative area.
Geographic features and populated places may cross administrative borders.