Skip to main content
King County logo

About the Park:

Dockton Forest, Dockton Natural Area, Dockton Park, and Maury Island Natural Area are 470 acres of contiguous properties with unique ecological features on Maury Island. All of the properties are connected by a network of 12 miles of soft-surface multi-use trails, including three miles dedicated for mountain bikes.


Dockton Forest is 86 acres of working forestland. The Dockton Natural Area is a 40-acre protected upland forest. Dockton Park is on the two-acre saltwater shoreline of Quartermaster Harbor on the northwest side of Maury Island with a public boat launch, short-term moorage, and picnic play area. Lastly, Maury Island Natural Areaon the southeast side of Maury Island, was the site of a sand and gravel mine but is now a 275-acre park with a Madrona forest and the longest undeveloped stretch of Puget Sound shoreline in King County.



Evergreen Mountain Bike AllianceDockton Forest

Vashon Maury Island Heritage Association

Vashon Mountain Bike Association

Washington Trails AssociationDockton Forest


Park Activities: beach walking, boating, dog walking, hiking, horse riding, interpretive signage, mountain biking, nature observation, parking lot, picnic area, play equipment, restrooms, volunteer



North and south of SW 260th St, Vashon

Nearby Bus Stops: 119at SW 256 St & 75 Ave SW or SW 264 St & 99 Ave SW

Parking:There is a gravel parking that can accommodate horse trailers on Dockton Road SW across from Dockton Park. There is some shoulder parking along SW 260 St and a small gravel parking area at 264 St and 94 Ave SW.  


Trailheads: Enter Dockton Park where SW Dock St becomes Dockton Rd SW. There are multiple entrances for Dockton Forest: one on Dockton Rd SW across from Dockton Park, three trailheads along SW 260 St, and another at 94 Ave SW.




Dockton Forest Trail Map

Dockton Forest Trail Mapa en español

Text KING DOCKTON to 468311 to load the map onto your smartphone.


Park History:

In 1892-1910, the Dockton area was home to the west coast's largest shipbuilding dry dock. To commemorate the significance, an 18' bell tower with the actual historic bell that used to signal shift changes at the dock was installed at Dockton Park in 2007.


Relevant Links:


Dockton Forest updates: Click to subscribe to an email newsletter for updates about the park.

August 2014 Dockton Forest Stewardship Plan


Nov 2015 Press release about Dockton Forest Mountain Bike Trail Project 

Dec 2015 Dockton Forest Mountain Bike Trail Project community meeting presentation #1

Vashon Mountain Bike Association public presentation

Mt. Bike Trail Plan – Phase 1

Dec 2015 Dockton Forest Mountain Bike Trail Project community meeting presentation #2

Dec 2015 Public comment summary

Questions about Dockton Forest Mountain Bike Trail Project