- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°58'13"N 5°50'39"W
- Eastings/Northings: 166440, 793138
- OS Grid: NM664931
- Mapcode Local: GBR CBY9.9RQ
- Mapcode Global: WGZBK.626B
Location and coordinates are for the approximate centre of Sgeir Mhòr within this administrative area.
Geographic features and populated places may cross administrative borders.