Pental Island is an island and rural locality in Victoria, Australia, bordering Swan Hill, Victoria in the north. The island is bounded by the Murray River in the north and the Little Murray River in the south; the Little Murray diverging from the Murray at Fish Point and converging at Swan Hill. Pental Island is also a parish of the County of Tatchera and the boundaries of the three entities are identical. At the 2016 census, Pental Island had a population of 135, down from 380 ten years earlier. The indigenous Wemba Wemba name for the island is Pakaruk.