



We're updating our camping and moorage fees to continue providing great experiences for visitors amid inflation and rising costs. You will see a rate increase for camping stays booked for May 15 and beyond. Moorage fees will increase Jan. 1. Learn more here.
Fires allowed in all designated fire pits and grills. Propane and gas grills allowed.
Seasons are subject to closure by the Department of Health for marine biotoxins. Please check the following links to determine closures or season changes.
The pier at Mystery Bay State Park will remain closed until further notice. During a routine inspection, it was discovered that the pier may not be safe for public access. The buoys, boat launch, and moorage docks remain open. The marine pumpout station remains open seasonally April through October.
7875 Flagler Road, Nordland, WA 98358-9660
Mystery Bay State Park is a hidden escape on the west side of Marrowstone Island. Drive or boat in for a day of fun on the water and take in views of the Olympic Mountains over a sunset picnic dinner.
Overnight camping is not allowed. Campsites for boaters are available at Fort Flagler State Park.
A recreational license is required for fishing and shellfish harvesting at Washington State Parks. For regulations, fishing season information, or to purchase a recreational license, visit the Washington Department of Fish and Wildlife.
Dogs and pets must be on a leash in all areas of the park.
Beach Exploration
Bird Watching
Boating
Crabbing
Fishing
Kayaking
Metal Detecting
Paddleboarding
Scuba Diving
Shellfishing
Swimming
Drinking Water
Fire Pit
Restrooms
Trash Service
Boat Ramp
Dock
Moorage
Pumpout
Picnic Shelters
Picnic Tables
Parking
Field
Mountain View
Rocky Beach
Saltwater
Seasonal Wildflowers
Viewpoint
Wildlife Viewing
Overnight camping is not allowed. Campsites for boaters are available at Fort Flagler State Park.
A recreational license is required for fishing and shellfish harvesting at Washington State Parks. For regulations, fishing season information, or to purchase a recreational license, visit the Washington Department of Fish and Wildlife.
Dogs and pets must be on a leash in all areas of the park.
Unsheltered picnic tables are available first-come, first-served. Fires are allowed in three available fire rings during daylight hours only. Drinking water and two vault-type restrooms are available, but there is no running water, sinks or showers.
There is one single-lane boat launch ramp, which drops gently down the beach north of the floats.
The boat launch is located at latitude: 48º 3' 23.04" N (48.0564) and longitude: 122º 41' 43.07" W (-122.6953).
Moorage
683 feet of moorage is available at this park. Moorage fees are charged year round for mooring at docks, floats, and buoys from 1 p.m. to 8 a.m.
A marine pumpout is available from April through October, but access is limited to vessels no longer than 55 feet. A slip is available for pumpout usage.
Learn about seasonal closures and operational changes during the off-season on the Winter Schedule page.