Note: Australia is generally considered to be a continental landmass, rather than an island. If however one does count Australia among the islands it, not Greenland, would be the largest in the world (unless one also considered Antarctica an island).
... water.
Demographics
As of the census of 2000, there are 468 people, 158 households, and 121 families residing in the town. The population density is 19.9/km² ...