Lake Sammamish State Park
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Lake Sammamish State Park: Popular Family Recreation Destination Close to Seattle
Lake Sammamish State Park offers outdoor family time off the urban grid, providing two swimming beaches, extensive recreational facilities, and diverse natural habitats just minutes from Seattle. This popular 531-acre park features 6,858 feet of waterfront along the southern end of Lake Sammamish in Issaquah, combining deciduous forest, wetland vegetation, salmon-bearing streams, and a great blue heron heronry for year-round wildlife viewing.
Lake Sammamish State Park Fast Facts
| Feature | Detail |
|---|---|
| Location | Issaquah, King County, Washington |
| Address | 2010 N.W. Sammamish Road, Issaquah, WA 98027 |
| Size | 531 acres |
| Shoreline | 6,858 feet on Lake Sammamish |
| Swimming Beaches | Sunset Beach and Tibbetts Beach |
| Picnic Facilities | 475 picnic tables, 75 barbecue grills |
| Shelters | 3 reservable shelters (capacity 100-400 people) |
| Trails | 7 named trails from 0.4 to 1.3 miles |
| Phone | (425) 455-7010 |
Park Overview
Lake Sammamish State Park sits at the southern tip of Lake Sammamish, where Issaquah Creek meets the lake within the park boundaries. The park provides a convenient natural escape close to major urban areas, accessible via Interstate 90 at Exit 15 with public transit options available through Metro routes 200, 216, 217, and 927. The diverse landscape encompasses deciduous forest areas, wetland habitats supporting over 200 bird species, and extensive shoreline perfect for water recreation.
The park’s design accommodates both active recreation and peaceful nature observation, with facilities grouped into three main areas. The western section features the primary day-use areas with picnic facilities, two sandy swimming beaches, restrooms, and athletic fields including nine soccer fields and a softball field. Lake Sammamish State Park serves families seeking comprehensive outdoor recreation with the convenience of being less than 30 minutes from Seattle.
Activities & Recreation
| Activity | Details | Season | Difficulty |
|---|---|---|---|
| Swimming | Two sandy beaches with warm summer waters (70-75°F) | Summer | Easy |
| Boating | Boat launch with 5 docks, parking for 225 car/trailer combos | Spring-Fall | Easy |
| Fishing | Lake fishing for trout, bass, and kokanee salmon | Year-round | Easy |
| Hiking | 7 trails including Jogger’s Loop and Issaquah Creek Trail | Year-round | Easy |
| Kayaking | Rentals available at Tibbetts Beach seasonally | Spring-Fall | Easy |
| Paddleboarding | Rentals and calm water conditions | Summer | Easy |
| Volleyball | Two sandy courts, first-come first-served | Spring-Fall | Easy |
| Soccer | Nine fields maintained by Issaquah Soccer Club | Year-round | Easy |
| Wildlife Viewing | Great blue herons, bald eagles, beavers in wetlands | Year-round | Easy |
Facilities & Amenities
Lake Sammamish State Park provides extensive day-use facilities including 475 picnic tables and 75 barbecue grills available first-come, first-served throughout both beach areas. Three reservable shelters accommodate groups from 100 to 400 people, with the Kitchen Shelter (S1) featuring two sinks, center counter with electrical outlets, and adjacent volleyball court and playfield. The Creek Shelter (S2) sits near Issaquah Creek with lake views, while the Rotunda Shelter (S3) includes a central fireplace.
Additional amenities include modern restrooms with showers and changing rooms at both beach areas, multiple playgrounds including a new all-access playground near Sunset Beach, and an RV dump station. Seasonal concessions operate at both beaches, with Sunset Beach Café offering food, beverages, and Ben & Jerry’s ice cream. Issaquah Paddle Sports provides kayak, paddleboard, and pedal boat rentals at Tibbetts Beach during peak season.
Camping & Accommodations
Individual camping is not permitted at Lake Sammamish State Park. However, the Hans Jensen Youth Group Camp accommodates up to 200 overnight campers with parking for 75 vehicles. Located on Laughing Jacobs Creek, this group facility features 36 picnic tables, 7 campfire rings, a covered shelter, two amphitheaters, and four vault toilets. The camp is available exclusively to youth organizations and requires advance reservations.
Planning Your Visit
Lake Sammamish State Park operates daily from 6:30 a.m. to dusk year-round, requiring a Discover Pass for vehicle access with daily passes at $10 and annual passes at $45. Peak season runs from late spring through early fall when both beaches offer lifeguarded swimming areas and full concession services. Summer temperatures reach into the 70s and low 80s with lake water warming to 70-75°F, making it ideal for swimming and water activities.
The park provides comprehensive accessibility features including ADA parking spaces, wheelchair-friendly paved paths, accessible restrooms, and an ADA access ramp at Sunset Beach leading directly into the water. Outdoors for All operates an Adaptive Cycling Center at Sunset Beach offering free adaptive bike rentals including recumbent trikes, handcycles, and tandems from May through September.
What to Bring & Know
- Early morning arrival is recommended for calm water conditions ideal for paddleboarding and kayaking before wind picks up after 11 a.m.
- The park becomes very crowded during summer months, especially weekends, so consider visiting during shoulder seasons for a quieter experience
- Wildlife viewing is often better from the water than trails, with kayaking offering the best opportunities to spot herons, beavers, and other wetland species
- Watch for Canada geese throughout the park and stay on designated trails to minimize environmental impact
- Swimming is restricted to designated beach areas due to boat traffic on the main lake
Final Word
Lake Sammamish State Park provides the perfect combination of comprehensive recreational facilities and natural beauty, making it an ideal destination for families seeking outdoor adventures without traveling far from urban conveniences.
This park is part of the Explore Washington State Parks Directory—showcasing all of Washington’s State Parks from the rugged Pacific coast to the Cascade peaks. Whether you’re camping under old-growth forests, hiking scenic trails, or discovering local history, we’re highlighting the places where people connect with the state’s incredible natural and cultural heritage—all year long.
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