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Lake Sammamish State Park

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General Information

Description - The park contains 506 acres with 6,858 feet of waterfront on Lake Sammamish. The park includes diverse natural wetlands, a large blue heron rookery and the salmon-bearing Issaquah Creek.

The boat launch area is located near the Hans Jensen area. It has two 60 X 4 feet and four 40 X 4 feet finger docks spaced among nine 12 X 30 feet launch ramps. There are approximately 250 parking slots for car/boat trailer combinations and a comfort station.

There is no overnight camping in the park, except for the youth-group camping area in the Hans Jensen section of the park. This area has a capacity for 200 overnight campers and a maximum of 40 cars. There are 36 picnic tables, 12 stoves, a covered picnic shelter, and four vault toilets. No sites are designated.

The day use area contains 475 picnic tables, 80 barbecue grills on stands, four kitchen shelters and six comfort stations. A trailer dump station is located in the day use area.

There are 761 feet of swimming beach and two bathhouses with dressing rooms and showers. The play equipment area includes three Big Toys. The sports field here is popular with softball and soccer enthusiasts.

Recreation - Activities in the park include boating, swimming, softball, soccer, water-skiing, picnicking, fishing and bird watching.

Climate - The low rolling hills and sheltered inland salt water that make up the Puget Sound basin produce a mild, marine climate characterized by wintertime clouds, rain, and sometimes a light snow, but lots of summertime sunshine.

Maximum winter temperatures are in the mid- to high 40s with minimum temperatures in the mid 30s. Summers are warm with maximum and minimum temperatures in the mid 70s and low 50s, respectively. This area averages 51 inches of precipitation per year.

Location - Lake Sammamish State Park is located at the south end of Lake Sammamish in the center of King County, It borders the city of Issaquah.

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More Information

Contact Information:
Lake Sammamish State Park, 20606 S.E. 56th St. , Issaquah, WA, 98027, Phone: 425-455-7010, Fax: 425-453-6423

Additional Information:
Seattle Area/Volcano Country - This is Volcano Country, home of three volcanoes and a gorge, all in remarkably close proximity to urban centers, from Portland to Puget Sound. This region includes the Seattle and Tacoma metropolitan areas as well as Vancouver, Washington.
Washington State Parks - Washington has 149 state parks located around the state.

Washington State Parks - Official Agency Website


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