How much does camping cost at Lake Sammamish State Park?

Camping fees at Lake Sammamish State Park range from $5-$45/night. Prices may vary by site type (standard, hookup, premium) and season. Book online to see exact pricing for your dates.

Is Lake Sammamish State Park first-come first-served or reservation?

Lake Sammamish State Park accepts online reservations. We recommend booking in advance, especially during peak season (typically summer weekends). Use campsite alerts to get notified when spots become available.

Can I see photos of campsites at Lake Sammamish State Park before I book?

Yes! Lake Sammamish State Park has 5 campsite photos on Outdoorithm, contributed by campers who've stayed there. Browse real photos of individual sites to see what to expect before you reserve. You can also add your own photos after your trip to help the next family plan theirs.

What is the best time to visit Lake Sammamish State Park?

Lake Sammamish State Park is open Park open year-round for day use (hours 6:30 a.m. to dusk year-round). Winter camping noted; individual camping not permitted except Hans Jensen Group Camp (reservable).. The best time to visit depends on your preferences—summer offers the warmest weather and most activities, while spring and fall provide fewer crowds and milder temperatures. Check current conditions before your trip.

Are there showers at Lake Sammamish State Park?

Lake Sammamish State Park does not have shower facilities. Plan accordingly—nearby alternatives may include day-use areas or towns.

Can I have a campfire at Lake Sammamish State Park?

Fire policies at Lake Sammamish State Park: Fires allowed in designated fire pits and grills. Propane and gas grills are allowed. (Alert: Burn Ban - Level 1 is posted.). Always check current fire restrictions before your trip, as conditions change seasonally.

How many campsites does Lake Sammamish State Park have?

Lake Sammamish State Park has 5 campsites. Sites vary in size, privacy, and amenities. Check availability online to find the best site for your needs.

Are dogs allowed at Lake Sammamish State Park?

Yes, pets are allowed at Lake Sammamish State Park. Dogs must typically be kept on a leash (usually 6 feet or shorter) and under control at all times. Be sure to clean up after your pet and check for any breed or size restrictions.

What amenities are available at Lake Sammamish State Park?

Lake Sammamish State Park offers: Restrooms, Potable Water, Dump Station, Pets Allowed. See our detailed campground page for the full list of facilities and features.

What activities can I do at Lake Sammamish State Park?

Popular activities at Lake Sammamish State Park include Hiking, Fishing, Swimming, Biking, Boating, Wildlife Viewing. The surrounding area offers plenty of outdoor recreation opportunities for all skill levels.

Lake Sammamish State Park

4.46

24 reviews

2182 NW Sammamish Road, Issaquah, WA 98027

Family FriendlySwimmingSummer Destination

Featured in:Fishing Camping Washington

Real-Time Availability

Select a month, then check for open campsites

Quick Facts

39 ft

Price

$5 - $45/night

Booking

Reservable

Sites

5 campsites

Season

Year-round

Cell

Unknown

Pets

Very Pet Friendly

Book on Washington State Parks Set up a cancellation alert Official Website

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Only 5 sites — this campground fills fast. Set up a free alert.

Real-Time Availability

Select a month, then check for open campsites

Quick Facts

39 ft

Price

$5 - $45/night

Booking

Reservable

Sites

5 campsites

Season

Year-round

Cell

Unknown

Pets

Very Pet Friendly

Book on Washington State Parks Set up a cancellation alert Official Website

Get Directions

Lake Sammamish State Park

$5.00 - $45.00 / night

Campsite Fees

Discover Pass: Annual $45, One-day $10. Watercraft Launch Fee: $7 per day. Trailer Dump Fee: $5 per use. No individual campsite fees listed; group...

Standard Site Fee$0.00

Hookup Site Fee$0.00

Premium Site Fee$0.00

Hike and Bike Site Fee$0.00

Group Site Fee$0.00

Food Storage Locker Fee$0.00

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What Campers Say

4.46

Recommended

Based on 24 reviews

4470 Google reviews

Most mentioned

cleanrestroomsbeach

Some mention

crowded

"Reviewers consistently praise Lake Sammamish State Park as a family-friendly, lakeside day-use park with good beaches, playgrounds, paddling/boat access and large lawns. Common negatives are crowding on warm, sunny days and occasional trash or goose-dropping issues near picnic areas."

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Campground Map

2182 NW Sammamish Road, Issaquah, WA 98027

Lake Sammamish State Park

2182 NW Sammamish Road, Issaquah, WA 98027

Nearby places

Close to Seattle (park described as close to Seattle)

located in Issaquah

Best Time to Camp at Lake Sammamish State Park

Summer delivers the warmest conditions for lake recreation. Daytime highs reach 70–85°F from June through August, with water temps peaking in July and August. This is peak season for swimming, paddleboarding, and boating, but sunny weekends draw heavy crowds. Arrive early or visit weekdays for easier parking and beach access. Late summer occasionally brings algae advisories, so check the WA Department of Health website before planning a swim. Spring and fall offer quieter visits with cooler air and water. Winter is open for hardy group campers.

Best

Summer(Jun-Aug)

4.5 / 5

Peak season: warm weather, best water temps and full beach/boating activity; also busiest.

Planning Tips

Operating Season: Park open year-round for day use (hours 6:30 a.m. to dusk year-round). Winter camping noted; individual camping not permitted except Hans Jensen Group Camp (reservable).

About Lake Sammamish State Park

Lake Sammamish State Park sits on the south shore of Lake Sammamish at 39 feet elevation, a few miles from Issaquah. The park operates as a day-use destination (6:30 a.m. to dusk) with two swimming beaches, boat launch, and expansive lawns, but also offers five group campsites for organized overnight stays. Fees range from $5 to $45 per night depending on the site and services used.

Individual campsites are not available in the park; the only camping facility is the Hans Jensen Group Camp, a reservable group-only area.

Weather and SeasonsSummer delivers the warmest conditions for lake recreation. Daytime highs reach 70–85°F from June through August, with water temps peaking in July and August. This is peak season for swimming, paddleboarding, and boating, but sunny weekends draw heavy crowds. Arrive early or visit weekdays for easier parking and beach access. Late summer occasionally brings algae advisories, so check the WA Department of Health website before planning a swim. Spring and fall offer quieter visits with cooler air and water. Winter is open for hardy group campers.

Natural Features and SceneryTwo beaches anchor the park's 512 acres of freshwater shoreline. Sunset Beach and Tibbetts Beach offer sandy and pebbly access to Lake Sammamish, where water temperatures climb into the mid-60s to low-70s by midsummer. Boardwalks cross wetland pockets, and paved trails follow the lakeshore and creek corridors. Mature trees shade the picnic areas, and open meadows stretch between forested sections. The lake itself is a long, narrow freshwater body flanked by foothills.

Geological RegionOn the south end of Lake Sammamish (freshwater lake shoreline)

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Amenities available

Potable water

Dump station

Fire rings

Picnic tables

Vault toilets

Group Sites

Activities you can enjoy

Lake Sammamish State Park is a lakeside, family-oriented day-use park with beach and water access, paved walking/biking paths, large lawns and group facilities. On-site rentals and the boat launch support paddling and boating activities.

Hiking

Fishing

Swimming

Biking

Boating

Wildlife viewing

Planning your trip?Check out our camping packing checklist

Policies & Safety

Hazards & AlertsRecent flooding has closed the Sunset Beach parking lot; the Homestead Trail is closed due to a trail washout. No other specific natural hazards are listed on the page.

Weather at Lake Sammamish State Park

Trip Planning Tools

Set an AlertGet notified when sites open up Check WeatherHistorical weather data Gear for This TripMatched gear recommendations Packing ListCustomizable checklist

Reviews

From Booking Sources

4.5

24 reviews

Recommended

Lake Sammamish State Park is recommended, placing it in the top 40% of campgrounds based on reviews

Reviewers consistently praise Lake Sammamish State Park as a family-friendly, lakeside day-use park with good beaches, playgrounds, paddling/boat access and large lawns. Common negatives are crowding on warm, sunny days and occasional trash or goose-dropping issues near picnic areas.

Review Summaries

Based on 24 reviews

What Campers Love

Clean restrooms (many reviewers), two swimming beaches, large playgrounds, paddle/kayak/paddleboard rentals and an easy boat launch; popular for sunsets, family outings and community events.

Based on 24 reviews

Common Concerns

The most frequent complaint in TripAdvisor reviews is **crowding**, especially on sunny weekends and summer days, when parking and beach space can feel uncomfortably busy.[1] Several visitors also...

Based on 24 reviews

Pro Tips & Recommendations

Arrive early on warm days to secure parking and beach space; bring chairs or use picnic tables to avoid goose-dropping spots; purchase a Discover Pass for park entry and be aware of watercraft launch...

Based on 24 reviews

Camper Quotes

"If you want a romantic evening...the sunsets are gorgeous from [the boat launch]." (Google review). "Gets very crowded on sunny days!" (Google review).

Based on 24 reviews

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