The San Juan Preservation Trust is a private, nonprofit, nationally accredited land trust dedicated to helping people and communities conserve land in the San Juan Islands of Washington State since its founding in 1979. Recognized as one of the most prolific land conservation organizations in the country, the Preservation Trust has permanently protected more than 300 properties, 45 miles of shoreline, 27 miles of trails and more than 17,000 acres on 20 islands, including land now managed as public parks, nature preserves, wildlife habitat, and working farms and forests.