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King County, WA Animal Ordinances: Dog Leash Laws (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Governing law
K.C.C. § 11.04.230(O)
Definition
Off premises, not under control (§11.01.090)
Exceptions
Off-leash areas, training, hunting, herding, search/rescue
Enforcement
Impoundment plus civil penalty (§§11.04.210, .200)
Scope
Unincorporated county only, not Seattle

Summary

In unincorporated King County, a dog running at large, off its owner's premises and not under a competent person's control, is a public nuisance violation that can trigger a civil penalty and impoundment.

City-specific rules exist: Renton, Kirkland, Kent, Auburn, Bellevue, Federal Way, and Seattle have their own dog leash laws rules that differ from King County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

For a dog to be at large, or be at large in a pack, except in designated off-leash areas or while engaged in obedience training, lawful hunting activity, lawful organized competition, lawful training in preparation for such hunting or competition, herding livestock, or sanctioned search and rescue activities;

P. Failure to license a pet, as required by K.C.C. 11.04.030;

Q. Sell, barter, or otherwise transfer ownership of any animal without the appropriate license or permit;

R. Stake, tether, or keep any animal on public property without prior written consent of the public entity that owns the premises;

S. Fail to remove the feces of their domesticated animal from another's premises and deposit the same in an appropriate receptacle;

T. Possess an exotic animal in violation of K.C.C. 11.28.030;

U. Fail to comply with an order related to an animal designated as potentially dangerous, vicious, or dangerous;

V. Fail to timely obtain or renew a potentially dangerous registration or a dangerous animal registration;

W. Bring a potentially dangerous or dangerous animal into King County without meeting the requirements of K.C.C. 11.04.275 or 11.04.285;

X. Release any animal from any confinement, vehicle, or restraint unless the release is with the owner's permission, necessary for the animal's immediate health and safety, or undertaken by peace, animal care, or humane officers;

Source: KCC 11.04 Animal ControlView official code

Full Breakdown

King County Code § 11.01.090 defines 'at large' as any animal off its owner's premises and not under the control of a competent person. Under § 11.04.230.O, letting a dog be at large, or run at large in a pack, is a public nuisance, unless the dog is in a designated off-leash area or engaged in obedience training, lawful hunting, organized competition, herding livestock, or search and rescue. Regional Animal Services officers may impound a loose dog under § 11.04.210 and assess a civil penalty under § 11.04.200. This applies only in unincorporated King County. Seattle, Bellevue, Kent, Renton, and other cities enforce their own leash laws.

Violations & Fines

Violating the at-large prohibition is a public nuisance under § 11.04.230; the manager can impound the dog under § 11.04.210 and assess a civil penalty under § 11.04.200 and the fee schedule in § 11.04.035.

Frequently Asked Questions

Does King County's leash law apply inside Seattle?
No. Seattle has its own animal control code; K.C.C. Title 11 governs only unincorporated King County. Check Seattle Municipal Code for leash rules inside city limits.
Are there any off-leash areas where dogs can run free?
Yes. K.C.C. 11.04.230(O) exempts designated off-leash areas, plus obedience training, lawful hunting, organized competition, livestock herding, and sanctioned search and rescue activity.
What happens if my dog is caught at large?
Regional Animal Services may impound the dog under K.C.C. 11.04.210, and the owner faces a civil penalty under K.C.C. 11.04.200 and the fee schedule in 11.04.035.

Sources & Official References

Other rules in King County

All King County rules

Compare King County to another location·View the Washington animal ordinances overview

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Dog Leash Laws in Cities Across King County