- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°58'21"N 4°51'5"W
- Eastings/Northings: 204230, 234316
- OS Grid: SN042343
- Mapcode Local: GBR CQ.KZ4J
- Mapcode Global: VH1QP.VPJ3
Location and coordinates are for the approximate centre of Coed Pen-yr-allt-ddu within this administrative area.
Geographic features and populated places may cross administrative borders.