Wild Swim Atlas

    Lake Sammamish

    Lake Sammamish State Park, Sammamish, WashingtonLakePublic beaches

    Directions
    Getting there

    Lake with two public swimming beaches at its southern state park.

    Water
    Lake
    Entry
    Discover Pass required for vehicle access.
    Facilities
    Two swimming beaches, restrooms, changing rooms, beach showers
    Dogs
    Dogs on leash; dogs are not permitted in designated swim areas.
    Managed by
    Washington State Parks

    When you can swim

    Open to swimmersClosed to swimmers

    Getting there

    Take Interstate 90 to exit 15, then follow signs for the park.

    47.6056, -122.0946

    Get directions

    Rules to know before you go

    • Keep dogs on a leash and under physical control.
    • Do not take dogs into designated swim areas.
    • Do not swim outside designated beach areas.

    Swimming spots nearby

    All of Washington
    Seasonal public swimming10 mi

    Matthews Beach

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    Matthews Beach Park, Number 2 Island
    Public swimming77 mi

    Mayfield Lake

    Lake
    Ike Kinswa State Park, Mossyrock

    Questions about Lake Sammamish

    Can you swim at Lake Sammamish?

    Yes. Public swimming is available at Sunset Beach and Tibbetts Beach in Lake Sammamish State Park.

    Does it cost anything to swim at Lake Sammamish?

    Discover Pass required for vehicle access.

    Are dogs allowed at Lake Sammamish?

    Dogs on leash; dogs are not permitted in designated swim areas.

    Something changed at Lake Sammamish? Closures and new rules help everyone.Report a change
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