- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 52°54'41"N 4°21'39"W
- Eastings/Northings: 241345, 337500
- OS Grid: SH413375
- Mapcode Local: GBR 5D.NP4N
- Mapcode Global: WH44J.Z2LW
Location and coordinates are for the approximate centre of Gwinllan y Graig within this administrative area.
Geographic features and populated places may cross administrative borders.