- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°14'33"N 5°39'38"W
- Eastings/Northings: 173277, 711587
- OS Grid: NM732115
- Mapcode Local: GBR DDD6.XJZ
- Mapcode Global: WH0H8.0CQ6
Location and coordinates are for the approximate centre of Glas Eilean within this administrative area.
Geographic features and populated places may cross administrative borders.