- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°25'17"N 0°43'28"E
- Eastings/Northings: 589542, 172674
- OS Grid: TQ895726
- Mapcode Local: GBR QQW.XQ7
- Mapcode Global: VHKJ6.HJZQ
Location and coordinates are for the approximate centre of Deadmans Island within this administrative area.
Geographic features and populated places may cross administrative borders.