- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°48'42"N 4°40'15"W
- Eastings/Northings: 220082, 327145
- OS Grid: SH200271
- Mapcode Local: GBR GPV8.756
- Mapcode Global: WH33N.6LZ8
Location and coordinates are for the approximate centre of Penycaerau within this administrative area.
Geographic features and populated places may cross administrative borders.