Daru Island is an island in the Western Province of Papua New Guinea. It is one of the Torres Strait Islands. The eponymous town on the island is the capital of the province, and houses the vast majority of the island's population of 20,524 (2009). Daru Island is elliptical in shape, with dimensions of 5.0 by 3.7 kilometers, an area of 14.7 km2, and an elevation of up to 27 m. The island is separated from the mainland in the north, specifically the mouth of Oriomo River, by the 3.5 km wide Daru Roads. The shortest distance to the larger Bristow Island in the south is 1.3 km.