- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°45'23"N 3°56'38"W
- Eastings/Northings: 268900, 319425
- OS Grid: SH689194
- Mapcode Local: GBR 5Y.ZGD5
- Mapcode Global: WH56G.DZ35
Location and coordinates are for the approximate centre of Pen-y-bryn within this administrative area.
Geographic features and populated places may cross administrative borders.