- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 58°38'53"N 3°22'6"W
- Eastings/Northings: 320679, 974190
- OS Grid: ND206741
- Mapcode Local: GBR L51W.3PG
- Mapcode Global: WH6CC.7W6J
Location and coordinates are for the approximate centre of Grassy Loch within this administrative area.
Geographic features and populated places may cross administrative borders.