- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°39'4"N 6°8'5"W
- Eastings/Northings: 146654, 758688
- OS Grid: NM466586
- Mapcode Local: GBR CC74.GR4
- Mapcode Global: WGZCY.Q2VY
Location and coordinates are for the approximate centre of Sgeir an Dùnain within this administrative area.
Geographic features and populated places may cross administrative borders.