- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°11'26"N 4°24'17"W
- Eastings/Northings: 235715, 257437
- OS Grid: SN357574
- Mapcode Local: GBR DB.422X
- Mapcode Global: VH3JW.L6QJ
Location and coordinates are for the approximate centre of Cwmtydu within this administrative area.
Geographic features and populated places may cross administrative borders.