- Category: Geographic Feature
- Type: Other Coastal Landform
- Latitude/Longitude: 59°6'39"N 2°33'8"W
- Eastings/Northings: 368471, 1025020
- OS Grid: HY684250
- Mapcode Local: GBR N41N.CGS
- Mapcode Global: WH8CW.R8TB
Location and coordinates are for the approximate centre of Grassy Castle within this administrative area.
Geographic features and populated places may cross administrative borders.