- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 58°4'11"N 4°42'11"W
- Eastings/Northings: 240647, 912168
- OS Grid: NC406121
- Mapcode Local: GBR G7RD.JD6
- Mapcode Global: WH292.QFKG
Location and coordinates are for the approximate centre of Glen Cassley within this administrative area.
Geographic features and populated places may cross administrative borders.