- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°21'5"N 2°59'21"W
- Eastings/Northings: 331207, 161828
- OS Grid: ST312618
- Mapcode Local: GBR J6.V0SR
- Mapcode Global: VH7CK.49KC
Location and coordinates are for the approximate centre of Knightstone within this administrative area.
Geographic features and populated places may cross administrative borders.