- Category: Populated Place
- Type: Other Settlement
- Latitude/Longitude: 51°58'10"N 3°19'5"W
- Eastings/Northings: 309531, 230935
- OS Grid: SO095309
- Mapcode Local: GBR YS.L1JY
- Mapcode Global: VH6BT.FRLK
Location and coordinates are for the approximate centre of Gilwern within this administrative area.
Geographic features and populated places may cross administrative borders.