- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°54'54"N 3°59'7"W
- Eastings/Northings: 272829, 559638
- OS Grid: NX728596
- Mapcode Local: GBR 0CLL.YT
- Mapcode Global: WH4VZ.RQB9
Location and coordinates are for the approximate centre of Grainyford Isle within this administrative area.
Geographic features and populated places may cross administrative borders.