- Category: Populated Place
- Type: Village
- Latitude/Longitude: 51°47'48"N 3°48'51"W
- Eastings/Northings: 274976, 212473
- OS Grid: SN749124
- Mapcode Local: GBR Y3.XY8Y
- Mapcode Global: VH4JL.T3VB
Location and coordinates are for the approximate centre of Ystradowen within this administrative area.
Geographic features and populated places may cross administrative borders.