Daru is the capital of the Western Province of Papua New Guinea and a former Catholic bishopric. Daru town falls under the jurisdiction of Da…Daru is the capital of the Western Province of Papua New Guinea and a former Catholic bishopric. Daru town falls under the jurisdiction of Daru Urban LLG. The township is entirely located on an island that goes by the same name, which is located near the mouth of the Fly River on the western side of the Gulf, just north of Torres Strait and Far North Queensland in Australia. Daru had a recorded population of 15,142 as of the 2011 census.