Harbour Island is an island and administrative district in the Bahamas and is located off the northeast coast of Eleuthera Island. The only town on the island is Dunmore Town, named after the governor of the Bahamas from 1786 to 1798, John Murray, 4th Earl of Dunmore, who had a summer residence on Harbour Island.

Harbour Island is famous for its pink sand beaches, which are found all along the east side of the island. The island is accessible by airplane through North Eleuthera Airport, followed by a short water taxi ride from neighbouring North Eleuthera. Harbour Island is a popular vacation destination for Americans. Known as Briland to the locals, Harbour Island is colourful with New England-style buildings and flower lined streets. Harbour Island is part of the Out Islands of the Bahamas.