Seaquest State Park

Washington State Park

🔥 Burn ban in effect
Entrance fee$10 / vehicle
CampingYes
Cabins / lodgeYes
Book a campsiteDirectionsOfficial Washington State Parks pagePark mapTrail mapSeaquest Campground Map

About Seaquest State Park

475 acres of lush fir in the shadow of Mount St. Helens, with forested campgrounds and mountain panoramas. A short pedestrian tunnel connects the park to the Mount St. Helens Interpretive Center and its account of the 1980 eruption.

Things to do

Amenities & facilities

Camping options

Lodging options

Entrance fee

$10 per vehicle — Discover Pass: Annual Pass: $45; One-day Pass: $10. Trailer Dump Fee: $5 per use; Entrance fees: Varies

Hours

8:00 a.m. - Dusk year round

Hours as published by Washington State Parks. Check the official page before a long drive.

Contact

Phone360-644-5235

Address3030 Spirit Lake Highway, Castle Rock, WA 98611

🎒 Gear up for Seaquest State Park

Popular gear for what this park offers:

As an Amazon Associate, Park Finder earns from qualifying purchases.

Nearby state parks

All 141 Washington parks →

🗺️ Open Park Finder — filter by activity, amenity & distance, compare parks, and see live weather