- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 52°2'43"N 3°15'43"W
- Eastings/Northings: 313531, 239316
- OS Grid: SO135393
- Mapcode Local: GBR YV.F9FQ
- Mapcode Global: VH6BG.DVR9
Location and coordinates are for the approximate centre of Cwm-bach within this administrative area.
Geographic features and populated places may cross administrative borders.