Montage of Washington State Park scenes
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Park maps/Directions at Seaquest
Simple locator map of Seaquest State Park

Driving Directions

Located six miles east of Castle Rock, Wash., on Silver Lake in Cowlitz County.


Park address:
3030 Spirit Lake Highway
Castle Rock, WA 98611

From I-5 north or south:
Take the Castle Rock exit (exit #49), onto Hwy. 504 east. Seaquest is located six miles east of the freeway on Hwy. 504.


Park Maps

To view campsites and facilities reservable at this park, visit the reservation system and campsite maps.

Thumbnail map of Seaquest State Park Seaquest downloadable pdf map #1


List of all downloadable Washington State Park maps.