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Parking Rules in King County, WA (2026)

10 county-level rules, plus city-specific rules for 7 cities in King County, Washington.

Verified from official government sources

Note: These county rules apply to unincorporated areas of King County. If you live within an incorporated city, that city's own rules apply: see the city list below.

RV & Boat Parking

Unincorporated King County caps outdoor-stored vehicles at six or eight per lot in R-1 through R-8 zones, but RVs, boats and trailers are explicitly excluded from that cap.

King County RV & Boat Parking Rules

Few Restrictions

King County Code § 21A.18.110.L

The total number of vehicles parked or stored outside of a building on a single detached lot in the R-1 through R-8 zones, excluding recreational vehicles and trailers, shall not exceed six vehicles on lots that are twelve thousand five hundred square feet or less and eight vehicles on lots that are greater than twelve thousand five hundred square feet. M. Vanpool and carpool parking areas sh...

Driveway Rules

Unincorporated King County requires off-street parking areas, including driveways used for parking, to have dust-free, all-weather surfacing rather than bare dirt or loose gravel.

King County Driveway Surfacing Rules

Some Restrictions

King County Code § 21A.18.120

A. Off-street parking areas shall have dust-free, all-weather surfacing. Typical approved sections are illustrated below. 1. Frequently used (at least five days a week) off-street parking areas shall conform to the surfacing standards shown in A below or an approved equivalent. 2. If the parking area is to be used more than thirty days per year but less than five days a week, then the...

Commercial & Oversized Vehicles

In unincorporated King County, parking a commercial vehicle wider than 80 inches on any county road between midnight and 6 a.m. is a traffic infraction, punishable by a $20 fine.

King County Oversized Vehicle Parking Limits

Some Restrictions

King County Code § 14A.50.040

Except when necessary to avoid conflict with traffic or in compliance with the law or at the direction of a deputy or official traffic control device, it is unlawful for any person to park a commercial vehicle that is more than eighty inches wide overall on any county road or portion of county road between midnight and 6:00 a.m.

Street Parking Limits

Unincorporated King County bans parking that blocks a driveway, leaves less than 10 feet of roadway clear, or stops on the wrong side of a one-way road; each violation is a $20 traffic infraction.

King County Street Parking Rules

Some Restrictions

King County Code § 14A.50.080

In alley blocking driveway entrance. Except when necessary to avoid conflict with traffic or in compliance with the law or at the direction of a deputy or official traffic control device, it is unlawful for any person to stop, stand or park a vehicle within an alley in a position that blocks the driveway entrance to any abutting property. (Ord. 18743 § 25, 2018). 14A.50.090 Passenger loadi...

Overnight Parking

In unincorporated King County, parking outside the hours posted on time-limit signs is unlawful. There's no blanket overnight ban: the restriction only applies on streets where the county has actually erected signs.

King County Overnight Street Parking Time Limits

Some Restrictions

King County Code § 14A.50.020

Except when necessary to avoid conflict with traffic or in compliance with the law or at the direction of a deputy or official traffic control device, it is unlawful for any person to park a vehicle upon any streets or parts of the streets outside the allowed time period when signs are erected giving notice when parking is allowed. (Ord. 18743 § 19, 2018). 14A.50.030 Angle parking. Except ...

EV Charging

Unincorporated King County requires electric-vehicle charging infrastructure in new off-street parking: EV-ready spaces for townhouses, and EVSE plus EV-ready percentages for new apartments, group residential, and nonresidential buildings under K.C.C. 21A.18.150.

King County EV Charging Parking Rules

Some Restrictions

King County Code § 21A.18.150

If this title requires a use to provide off-street parking, the parking area, whether provided on-site or off-site, shall include electric-vehicle-charging infrastructure as follows: A.1. New townhouses shall provide one electric-vehicle-ready parking space per dwelling unit. 2. For new or substantially improved buildings for apartment dwelling units, or if paved surface parking area for ...

Abandoned Vehicles

Unincorporated King County bars parking, storing or abandoning a wrecked, dismantled or inoperative vehicle on private property unless it's fully enclosed in a building or lawfully stored at a licensed dismantler, repair shop or dealer.

King County Junk Vehicle Ban

Some Restrictions

King County Code § 23.10.040

No person may park, store or abandon a wrecked, dismantled or inoperative vehicle, or part thereof as those terms are defined in K.C.C. chapter 21A.06, on private property, except where the following conditions apply: A. A vehicle or vehicle part is completely enclosed within a building in a lawful manner where it is not visible from the street or from other public or private property; or B. A ...

Curb Color Rules

The county traffic engineer picks where loading zones, passenger-loading zones, and tow-away zones go on county roads and marks them with signs or words stenciled right on the curb, plus the hours the restriction applies.

King County Curb Zone Marking Rules

Some Restrictions

King County Code § 14.06.020(N)

N. Determine the location of loading zones, passenger loading zones and tow-away zones, and shall place and maintain appropriate signs or curb markings supplemented with the appropriate words stenciled on the curb indicating the same and stating the hours during which the provisions of this chapter are applicable; O. Establish bus stops, bus stands, taxicab stands and stands for other for-hi...

Loading Zones

In unincorporated King County, drivers may stop in a marked passenger loading zone only to load or unload passengers, and only for a maximum of three minutes: anything longer or any other use is a $20 traffic infraction.

King County Passenger Loading Zone Limit

Some Restrictions

King County Code § 14A.50.090

Passenger loading zones. Except when necessary to avoid conflict with traffic or in compliance with the law or at the direction of deputy or official traffic control device, it is unlawful for any person to stop, stand or park a vehicle for any purpose or period other than for the expeditious loading or unloading of passengers in any place marked as a passenger loading zone during hours when t...

Snow Removal Parking Rules

Unincorporated King County designates certain arterials and school bus routes as snow emergency routes: the roads plowed and sanded first when winter weather hits, ahead of neighborhood streets, under King County Code § 14.48.010.

King County Snow Emergency Routes

Light Restrictions

King County Code § 14.48.010

The director of the road services division may identify and designate as snow emergency routes certain arterials and school bus routes in the county. The snow emergency routes shall be the first roads to be either sanded or cleared of snow, when weather safely allows.

Parking Rules by City in King County

7 cities in King County have their own parking rules rules. Each link goes to that city's dedicated page with code citations.

All King County ordinances

See every category we cover for King County: parking, noise, fences, fires, animals, pools, and more.

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