- Category: Populated Place
- Type: Town
- Latitude/Longitude: 51°38'27"N 2°40'36"W
- Eastings/Northings: 353266, 193781
- OS Grid: ST532937
- Mapcode Local: GBR JM.7TMP
- Mapcode Global: VH87T.K08X
Location and coordinates are for the approximate centre of Cas-Gwent within this administrative area.
Geographic features and populated places may cross administrative borders.