Washington · Washington State Parks

Dogs at Lake Sammamish State Park

Can I bring my dog, and on which trails?
Dog-friendly

Yes, leashed dogs are welcome at Lake Sammamish's trails and picnic areas.

Dogs on an 8-foot leash may use the park's wetland and lakeshore trails; not permitted on the designated swim beach.

Where dogs are allowed

Dogs on an 8-foot leash may use the park's wetland and lakeshore trails; not permitted on the designated swim beach.

Where dogs are not allowed

Designated swim beach.

Good to know

8-foot leash max; no camping at this park.

Leash rule

6 feet maximum. Retractable leashes are often not allowed.

Service animals

Service animals are allowed where pets are not, under the ADA. A leash is still required.

Official source
Washington State Parks
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Last verified 2026-07-09
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Common questions

Can I bring my dog to Lake Sammamish State Park?

Yes, leashed dogs are welcome at Lake Sammamish's trails and picnic areas. Dogs on an 8-foot leash may use the park's wetland and lakeshore trails; not permitted on the designated swim beach.

What is the leash rule at Lake Sammamish State Park?

6 feet maximum. Retractable leashes are often not allowed.

Where are dogs not allowed at Lake Sammamish State Park?

Designated swim beach.

Are service animals allowed at Lake Sammamish State Park?

Service animals are allowed where pets are not, under the ADA. A leash is still required.