- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°43'20"N 4°57'46"W
- Eastings/Northings: 209281, 540417
- OS Grid: NX092404
- Mapcode Local: GBR GJ37.5FS
- Mapcode Global: WH2T6.QKWJ
Location and coordinates are for the approximate centre of Manxman's Rock within this administrative area.
Geographic features and populated places may cross administrative borders.