Parking Rules in King County, WA (2026)

6 county-level rules, plus city-specific rules for 8 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 has limited specific regulations on RV and oversized vehicle street parking compared to nearby cities. Zoning regulations under KCC Title 21A may restrict storage of RVs on residential properties in certain zones. The King County Sheriff handles complaints about obstructive vehicles.

King County Unincorporated RV & Oversized Vehicle Parking

Few Restrictions

Full ordinance details →Official source ↗

Driveway Rules

Unincorporated King County regulates driveway width, surfacing, slope, and access under KCC Title 14 (Roads) and Title 21A (Zoning). Residential driveways typically must be 10 to 20 feet wide, meet sight-distance standards at the road, and use approved surfacing in urban zones.

King County Driveway Rules

Some Restrictions

Full ordinance details →Official source ↗

Street Parking Limits

Street parking on public roads in unincorporated King County is governed by KCC Title 14A (Traffic Code). Regulations are generally less restrictive than nearby cities. The King County Sheriff enforces parking violations on county roads. Washington State law governs basic parking requirements.

King County Unincorporated Street Parking Regulations

Few Restrictions

Full ordinance details →Official source ↗

Overnight Parking

Unincorporated King County has no general ban on overnight on-street parking on county roads. However, parking is prohibited in a way that blocks traffic, obstructs driveways, or impedes snow plowing. RV and trailer storage on public roads is limited under KCC Title 46.

King County Overnight Parking Rules

Few Restrictions

Full ordinance details →Official source ↗

EV Charging

King County actively supports electric vehicle infrastructure. Single-family home EV chargers typically require a simple electrical permit. Commercial and multifamily EV stations follow Washington State Energy Code and KCC Title 16 building rules. Unincorporated areas do not have EV-only parking laws.

King County Electric Vehicle Charging Rules

Some Restrictions

Full ordinance details →Official source ↗

Abandoned Vehicles

Abandoned vehicles in unincorporated King County are regulated under RCW 46.55 and KCC Title 46. A vehicle left on public right of way over 24 hours can be tagged for impound. Junk vehicles on private property are separately regulated under KCC 21A.30 and Title 23.