- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 53°3'58"N 4°15'5"W
- Eastings/Northings: 249242, 354485
- OS Grid: SH492544
- Mapcode Local: GBR 5J.BZP1
- Mapcode Global: WH43T.N6Q4
Location and coordinates are for the approximate centre of Cilgwyn within this administrative area.
Geographic features and populated places may cross administrative borders.