- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°15'35"N 5°37'26"W
- Eastings/Northings: 175651, 713401
- OS Grid: NM756134
- Mapcode Local: GBR DDH5.GPZ
- Mapcode Global: WH0H2.LX4D
Location and coordinates are for the approximate centre of Geàrr Sgeir within this administrative area.
Geographic features and populated places may cross administrative borders.