Can my dog be off-leash at Marymoor Park Off-Leash Area?

Off-leash is allowed only during posted hours: 8 AM to dusk.

Is Marymoor Park Off-Leash Area fenced?

No — Marymoor Park Off-Leash Area is open/unfenced, so reliable recall is recommended.

Can my dog swim at Marymoor Park Off-Leash Area?

Yes — Marymoor Park Off-Leash Area has river water for dogs to swim in.

Is Marymoor Park Off-Leash Area free?

Marymoor Park Off-Leash Area isn't free — it requires a paid membership or fee to use. Check the official source for current pricing.

Open dog park · Marymoor · 6046 West Lake Sammamish Pkwy NE, Redmond, WA 98052

Marymoor Park Off-Leash Area

King County's legendary 40-acre off-leash area — nicknamed 'Doggy Disneyland' — on a former farm, with meadows, trails, and the Sammamish Slough where dogs swim and fetch. Not in Seattle; this is a King County park in Redmond.

Off-leash · set hours

Off-leash right now?

Off-leash during set hours

8 AM to dusk.

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The facts

Off-leash
Off-leash · set hours
Fenced
No — open
Water
River
Size
40 acres
Hours
8 AM to dusk
Surface
Sand / grass

Parking & access

$1 parking fee (passes available) — King County park.

Good to know

King County park (not Seattle) — a $1 parking fee applies.
Unfenced open area; dogs must be leashed once outside the off-leash boundaries.
The Sammamish Slough (river) runs through it for swimming and ball-fetch.

Verified off-leash rules

Rules verified · source: King County Parks