- Category: Water Feature
- Type: Island
- Latitude/Longitude: 58°44'30"N 2°58'46"W
- Eastings/Northings: 343397, 984204
- OS Grid: ND433842
- Mapcode Local: GBR M50M.FRG
- Mapcode Global: WH7D9.6JCT
Location and coordinates are for the approximate centre of Castle Skerry within this administrative area.
Geographic features and populated places may cross administrative borders.