- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 57°21'31"N 5°33'27"W
- Eastings/Northings: 186109, 835410
- OS Grid: NG861354
- Mapcode Local: GBR D9N8.H20
- Mapcode Global: WH09W.L9NH
Location and coordinates are for the approximate centre of Castle Bay within this administrative area.
Geographic features and populated places may cross administrative borders.