King County Zoning Map & Districts 2026
Explore zoning districts, official map resources, and recent rezoning activity in King County, WA. ZoneWire monitors council meetings to track every zoning change.
Official King County Zoning Resources
Zoning Districts in King County
Zoning classifications used in this jurisdiction, from the adopted local code.
Preserves designated farmland for agricultural production, with 10-acre or 35-acre minimum lot sizes (A-10, A-35).
Protects commercial forest lands for long-term timber production and compatible resource uses.
Sites designated for mineral extraction such as quarrying and mining, with reclamation requirements.
Low-density rural living on 2.5- to 20-acre lots, mixing homes with small-scale farming and forestry.
Holds land near the urban growth boundary at low density until it is needed for urban development.
Urban neighborhoods zoned by base density in dwellings per acre, from R-1 up to R-48.
Small commercial centers providing convenience retail and services to surrounding residential neighborhoods.
Mid-sized commercial districts offering a wider range of retail and services to several neighborhoods.
The most intensive business district, for large-scale retail and commercial uses serving a regional market.
Professional and administrative office development, often transitioning between commercial cores and residential areas.
Manufacturing, warehousing, and other industrial activities in areas separated from residential uses.
Recent Rezoning Activity in King County
Frequently Asked Questions
The official King County zoning map is maintained by the local planning department. You can access the interactive GIS map at https://gismaps.kingcounty.gov/parcelviewer2/. ZoneWire also tracks rezoning activity discussed in council meetings.
Zoning districts in King County include A (Agricultural), F (Forest), M (Mineral), RA (Rural Area), UR (Urban Reserve), R (Urban Residential), NB (Neighborhood Business), CB (Community Business). Each district has specific permitted uses, setbacks, and density requirements set by the local code.
ZoneWire reads every council meeting in King County to detect rezoning discussions, variances, and zoning amendments. Start a free trial to receive alerts when rezoning activity is detected.
King County Council, Seattle City Council, and local planning commissions are monitored by ZoneWire for rezoning, MHA (Mandatory Housing Affordability) upzones, design review, conditional use permits, ADU permits, and comprehensive plan amendments across King County and Seattle.
King County has approximately 9 zoning-related meetings per month across the King County Council, Seattle City Council, and various planning commissions. Seattle City Council meets weekly, while the King County Council meets biweekly.
MHA (Mandatory Housing Affordability) is Seattle's program that upzones neighborhoods in exchange for requiring developers to include affordable units or pay into a housing fund. MHA upzones are a major signal for increased density, particularly in urban villages and along transit corridors.
The highest volume of zoning activity in King County occurs in Seattle's urban villages targeted by HALA upzoning, the Capitol Hill and University District neighborhoods for density increases, and the Eastside cities of Bellevue and Kirkland for transit-oriented development near light rail stations.
Key zoning terms for King County include MHA (Mandatory Housing Affordability), HALA (Housing Affordability and Livability Agenda), upzone, design review, ADU (Accessory Dwelling Unit), conditional use permit, comprehensive plan amendment, and urban village. ZoneWire tracks all of these automatically across every King County governing body.
Yes. ZoneWire Free sends New Meeting Alerts for King County at no cost, with the agenda for each meeting. ZoneWire Pro adds full transcripts, zoning and development analysis, and keyword alerts for $129 per market per month.
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