| Mile Island | |
| Map: | Australia Tasmania |
| Map Relief: | 1 |
| Map Width: | 280 |
| Location: | Bass Strait |
| Archipelago: | Big Green Group, part of the Furneaux Group |
| Area Ha: | 4 |
| Country: | Australia |
| Country Admin Divisions Title: | State |
| Country Admin Divisions: | Tasmania |
The Mile Island, part of the Big Green Group within the Furneaux Group, is a 4ha granite island, located in Bass Strait west of Flinders Island, in Tasmania, in south-eastern Australia. The island is partly contained within a conservation area;[1] and is part of the Chalky, Big Green and Badger Island Groups Important Bird Area.[2]
Recorded breeding seabird and wader species are little penguin, short-tailed shearwater, Pacific gull, sooty oystercatcher and black-faced cormorant. The metallic skink is present.[1]