KCEHC Trail Guide

King County Executive Horse Council

Maury Island Marine Park

Three hundred acres of former gravel mining operation, with trails, views, and a mile of beachfront. From the parking lot you'll ride nearly half a mile along a maintenance road before trails begin to branch off.


From the north: drive south following Vashon Hwy (6.5 miles from ferry terminal), then turn left onto SW 204th St. Continue straight where the road turns into SW Ellisport Rd; it then changes names a few more times and ends up as Dockton Rd; follow about a mile & continue directions below.

From the south : drive north following Vashon Hwy (6 mi. from ferry terminal) and turn right on SW Quartermaster Drive. After 1.4 miles, turn right on Dockton Rd/George Edwards Rd & go 1/3 mile. Continue directions below.

From above: Where Dockton Rd forks, continue straight onto SW Pt Robinson Rd. After Pt Robinson Rd turns left where it meets SW 240th, take the first right onto 59th Ave, then the first left onto SW 244th St. Park entrance road is 1/4 mile on the right.

Current Status Notes



Length: 3 miles

Surface: gravel road, dirt paths

Share with: hikers, bicycles, dogs


Restrooms down near the beach.

Parking for: ????

Jurisdiction & Links

King County Parks:
Maury Island Marine Park
KC Park info page - very sparse information
Vashon Parks District horse-friendly map page

NEW! King County Parks has added a downloadable "brochure" (including a map) for Maury Island Marine Park to their "Backcountry Trails Map Brochure Series."