- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°23'6"N 7°16'42"W
- Eastings/Northings: 82950, 845074
- OS Grid: NF829450
- Mapcode Local: GBR 89F6.F13
- Mapcode Global: WGW4B.5MCS
Location and coordinates are for the approximate centre of Glas-eilean within this administrative area.
Geographic features and populated places may cross administrative borders.