- Category: Populated Place
- Type: Village
- Latitude/Longitude: 53°10'16"N 3°11'18"W
- Eastings/Northings: 320652, 364461
- OS Grid: SJ206644
- Mapcode Local: GBR 6X.4CYR
- Mapcode Global: WH774.ZKT5
Location and coordinates are for the approximate centre of Gwernaffield-y-Waun within this administrative area.
Geographic features and populated places may cross administrative borders.