- Category: Populated Place
- Type: Suburban Area
- Latitude/Longitude: 51°47'31"N 4°7'47"W
- Eastings/Northings: 253215, 212514
- OS Grid: SN532125
- Mapcode Local: GBR DP.YB9C
- Mapcode Global: VH4JF.C7M3
Location and coordinates are for the approximate centre of Cwm-mawr within this administrative area.
Geographic features and populated places may cross administrative borders.