- Category: Water Feature
- Type: Island
- Latitude/Longitude: 60°43'47"N 1°1'51"W
- Eastings/Northings: 452953, 1205590
- OS Grid: HP529055
- Mapcode Local: GBR R0TC.S75
- Mapcode Global: XHF79.0K4N
Location and coordinates are for the approximate centre of Birrier Stack within this administrative area.
Geographic features and populated places may cross administrative borders.