Crane Island is not a city, but rather a privately owned island located in the U.S. state of Washington. It is situated within San Juan County and is part of the San Juan Islands archipelago. The island is known for its breathtaking natural beauty, including forests, rocky shores, and views of the surrounding water. Crane Island is mainly used for residential purposes, with a limited number of properties and a small population. It does not have its own local government or official city status.