Trail Projects Tweet Dockton Forest (Phase 1 & 2) Location: Vashon Island, WA Trail: Dockton Forest Mountain Bike Trails Chapter: Statewide New Mileage: 15 miles Status: Complete Completion Date: 04/21/2017 The Dockton Forest MTB Trails consist of 2.5 miles of stacked-loop singletrack with connection to the beach and King County's Dockton Park by way of the Huckleberry trail. In partnership with...