Stuart Island State Park in San Juan County, Washington is a marine camping park in the Washington State Park System. It consists of 85 acres (34 ha) of forest with 33,030 feet (10,070 m) of saltwater shoreline and moorage at Reed and Prevost Harbors. The park is part of the Cascadia Marine Trail, and some campsites are reserved for visitors arriving by human- or wind-powered watercraft. Available activities include hiking, boating, scuba diving, fishing, clamming, and crabbing.
Coordinates: 48°40′35″N 123°12′00″W / 48.676489°N 123.199913°W