- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 58°3'43"N 4°11'36"W
- Eastings/Northings: 270676, 910214
- OS Grid: NC706102
- Mapcode Local: GBR J70F.3TG
- Mapcode Global: WH4CL.KM9C
Location and coordinates are for the approximate centre of Grumby Rock within this administrative area.
Geographic features and populated places may cross administrative borders.