- Category: Populated Place
- Type: Village
- Latitude/Longitude: 51°45'58"N 3°47'3"W
- Eastings/Northings: 276966, 209006
- OS Grid: SN769090
- Mapcode Local: GBR Y4.ZZY7
- Mapcode Global: VH5G2.CV7X
Location and coordinates are for the approximate centre of Ystalyfera within this administrative area.
Geographic features and populated places may cross administrative borders.