About Us

Founded by a group of island citizens in 1979, 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.

Together with our landowner partners and member/supporters, the Preservation Trust permanently protects more than 300 properties, 50 miles of shoreline, 25 miles of trails and more than 18,000 acres on 22 islands.

A 501(c)(3) nonprofit organization, SJPT receives no direct tax revenue and depends on voluntary contributions to do its work. Our tax ID/EIN is 91-1078355.


Our mission is to Conserve the natural beauty, vital ecosystems, and unique character of the San Juan Islands for future generations; Care for the lands and waters under our protection, with our partners; and Connect people to nature, to each other, and to the Preservation Trust.

Our Board

The Preservation Trust is governed by a 15- to 21-member Board of Directors. Board members represent each of the four major San Juan Islands as well as other islands in the archipelago.

Our Staff

Led by Executive Director Angela Anderson, our staff consists of approximately 15 additional full-time professionals, plus seasonal caretakers on a few of our outer-island preserves.

Our Supporters

As a 501(c)(3) nonprofit, SJPT relies entirely on the support of its 3,000 members to pursue its mission. A gift of any size makes you a valued member of the Preservation Trust.


Our staff members are united by a passion for conserving the natural legacy of the San Juan Islands for future generations.

Finances and Policies

As an accredited land trust, the Preservation Trust is committed to financial transparency and the highest standards of ethical governance.