Lake Sammamish State Park

Lake Sammamish State Park is a 512-acre day-use park with 6,858-feet of waterfront on Lake Sammamish. The area around the lake was an important culture zone for local Native American tribes for centuries. The park provides deciduous forest and wetland vegetation for the enjoyment of visitors. A salmon-bearing creek and a great-blue-heron rookery are additional features.

Discover Pass: A Discover Pass is required for vehicle access to state parks for day use. For more information about the Discover Pass and exemptions, please visit the Discover Pass web page.

Automated pay station: This park is equipped with an automated pay station for visitors to purchase a one-day or annual Discover Pass.

  1. Activities
  2. Boating
  3. Camping
  4. History
  5. Maps

Picnic & Day-Use Facilities
The reservable kitchen shelter has two sinks and a center counter with electrical outlets. There are horseshoe pits and a sand volleyball area nearby. The shelter accommodates groups up to 400 people.

The Rotunda, another rentable shelter, has three sinks and a central fireplace. It accommodates groups of up to 100 people. 

The Creek shelter is the only group site to offer a view of the lake. It is reservable for groups of up to 200 people and offers a volleyball areas. 

All day-use facilities are reservable by visiting online or calling 888-CAMPOUT (888-226-7688). The park also offers one sheltered and 475 unsheltered picnic tables, plus 80 barbecue grills on stands.

  • 1.5 miles of biking trails
  • 1.5 miles of hiking trails
Water Activities & Features
  • Boating
  • Freshwater fishing
  • Nine boat ramps
  • Personal watercraft
  • Swimming
  • Water skiing
Other Activities & Features
  • Amphitheater
  • Bird watching
  • Five volleyball fields
  • Two horseshoe pits
  • Two softball fields
  • Wildlife viewing
Additional Information
  • The park offers easy hiking trails, plus bicycling, and mountain biking through natural areas along paved and compacted dirt roads.
  • Kayak rentals are available in the summer.
  • There are sanded volleyball courts, but many people place volleyball nets anywhere on the beach.
  • There are two bath houses with dressing rooms and two big toy children's play areas.
  • There are two baseball fields.
  • 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.