Camano Island is a large island in Possession Sound, a section of Puget Sound. It is part of Island County, Washington, and is located between Whidbey Island and the mainland by the Saratoga Passage to the west and Port Susan and Davis Slough to the east. The island has one road connection to the mainland, via State Route 532 over the Camano Gateway Bridge at the northeast end of the island, connecting to the city of Stanwood.

Island County is a county located in the U.S. state of Washington. As of the 2020 census, its population was 86,857. Its county seat is Coupeville, while its largest city is Oak Harbor.