The King County Comprehensive Plan, mandated by the Washington Growth Management Act, guides land use through countywide policies and detailed community and subarea plans for unincorporated areas like Vashon-Maury Island and Snoqualmie Valley.
Adopted under RCW 36.70A and updated on a multi-year cycle, the Comprehensive Plan sets the urban growth boundary, rural densities, and resource lands designations. Community plans for Vashon-Maury Island, Snoqualmie Valley/Northeast King County, Bear Creek, and Four Creeks add finer rules on density, design, and environmental protection. Title 21A zoning implements those plans. Major amendments require council adoption and State Environmental Policy Act review.
Specific plans are not directly enforced against residents; violations occur through underlying zoning, critical areas, and shoreline rules, with civil and stop-work penalties available.
King County, WA
In unincorporated King County, fences 6 feet or less in height may be built on or within property lines without a building permit. Fences over 6 feet require...
King County, WA
Unincorporated King County's marine shoreline along Puget Sound and Vashon-Maury Island is regulated under the Shoreline Management Act (RCW 90.58), the King...
King County, WA
In unincorporated King County, an above-ground pool that can hold water more than 24 inches deep is regulated as a swimming pool under the Washington State R...
King County, WA
In unincorporated King County, a one-story detached storage shed of 200 square feet or less, accessory to a residential or agricultural use, is exempt from a...
King County, WA
Unincorporated King County requires private swimming pools to be enclosed by a barrier at least five feet high under K.C.C. 16.70.020, with self-closing/self...
King County, WA
King County Ordinance 18467 (2017) limits county cooperation with federal immigration enforcement, and Washington's Keep Washington Working Act (RCW 10.93.16...
See how King County's specific plans overview rules stack up against other locations.
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