Stuart Island is an island located in the county of San Juan in the state of Washington, United States. It is a small island with a population of only a few dozen people. There is no designated city on Stuart Island, but the island is part of the San Juan Islands archipelago and is accessible by ferry from nearby Friday Harbor. The island is known for its beautiful natural landscapes, including forests, beaches, and wildlife. The lack of a city and small population contribute to its serene and secluded atmosphere.