- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 52°57'32"N 4°5'11"W
- Eastings/Northings: 259945, 342217
- OS Grid: SH599422
- Mapcode Local: GBR 5R.KPSC
- Mapcode Global: WH55F.6W9F
Location and coordinates are for the approximate centre of Ynys Fawr within this administrative area.
Geographic features and populated places may cross administrative borders.