- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 51°37'34"N 3°5'31"W
- Eastings/Northings: 324500, 192500
- OS Grid: ST245925
- Mapcode Local: GBR J1.8QYJ
- Mapcode Global: VH7B4.CD65
Location and coordinates are for the approximate centre of Twmbarlwm within this administrative area.
Geographic features and populated places may cross administrative borders.