Washington State Parks Near Issaquah

Lake Sammamish State Park features two swimming beaches, a boat launch, open lawns, and extensive picnic facilities along one of the region’s most scenic lakes. Its easy access from the Eastside makes it a popular destination for families, paddlers, anglers, and birdwatchers.

Squak Mountain State Park preserves a large tract of second-growth forest above Issaquah with a network of steep trails and peaceful natural areas. Visitors come for secluded hiking, birdwatching, and views toward the Issaquah Valley and nearby Cascade foothills.

Olallie State Park features the popular Twin Falls area, riverfront scenery, and a lush old-growth forest atmosphere just off Interstate 90. It is a favorite stop for waterfall viewing, picnicking, and easy outdoor recreation in the Cascade foothills.

Lake Easton State Park offers a mix of lakefront relaxation and mountain recreation just off Interstate 90. Its wooded setting, sandy swim area, boat launch, and extensive camping make it a popular stop for families, anglers, and travelers heading across the Cascades.