- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 56°49'58"N 6°16'3"W
- Eastings/Northings: 139775, 779383
- OS Grid: NM397793
- Mapcode Local: GBR BBXN.FXC
- Mapcode Global: WGY9S.PJL8
Location and coordinates are for the approximate centre of Gleann Mhàirtein within this administrative area.
Geographic features and populated places may cross administrative borders.