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King County

King 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.

Zoning Districts in King County

Common zoning classifications used in this jurisdiction. Exact district names and codes may vary.

R-1Single-Family Residential

Permits detached single-family homes on individual lots. Typical minimum lot sizes range from 5,000 to 20,000 sq ft depending on the jurisdiction.

R-2Two-Family Residential

Allows single-family homes and duplexes. Often serves as a transition zone between single-family neighborhoods and higher-density areas.

R-3Multi-Family Residential

Permits apartments, condominiums, and townhomes in addition to single-family and two-family dwellings. Densities vary by jurisdiction.

C-1Neighborhood Commercial

Small-scale retail, offices, and services intended to serve the surrounding residential neighborhood. Typically limits building size and hours of operation.

C-2General Commercial

Broader range of commercial uses including retail stores, restaurants, offices, and entertainment venues. Often located along major corridors.

C-3Heavy Commercial

Intensive commercial uses such as auto dealers, building supply, and wholesale operations that may generate higher traffic or noise levels.

OOffice

Professional and business offices. May also permit limited retail and service uses on ground floors in some jurisdictions.

I-1Light Industrial

Manufacturing, warehousing, and distribution activities conducted primarily indoors with minimal external impacts on surrounding areas.

I-2Heavy Industrial

Intensive industrial uses including heavy manufacturing, processing plants, and resource extraction that may produce significant noise, odor, or traffic.

MUMixed Use

Combines residential, commercial, and sometimes office uses within a single development or district. Encourages walkability and reduced auto dependence.

PDPlanned Development

Flexible zoning that allows a negotiated mix of uses, densities, and design standards tailored to a specific site. Requires a detailed development plan.

AAgricultural

Farming, ranching, and related rural uses. Typically found in unincorporated county areas with very low density residential allowances.

PPublic / Institutional

Government buildings, schools, hospitals, parks, and other public or quasi-public facilities.

OSOpen Space

Parks, greenways, conservation areas, and recreation land. Development is generally prohibited or heavily restricted.

Recent Rezoning Activity in King County

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Rezoning Mentions
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Frequently Asked Questions

The official King 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.

Common zoning districts in King County include residential (R-1, R-2, R-3), commercial (C-1, C-2), industrial (I-1, I-2), mixed-use (MU), and planned development (PD). Each district has specific permitted uses, setbacks, and density requirements.

ZoneWire monitors every council meeting in King County and uses AI to detect rezoning discussions, variances, and zoning amendments. Start a free trial to receive alerts when rezoning activity is detected.

ZoneWire monitors King County Council, Seattle City Council, and local planning commissions 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.

ZoneWire automatically monitors every King County Council and Seattle City Council meeting and uses AI to detect zoning keywords like MHA, HALA, upzone, design review, and ADU. Start a free trial to receive alerts when zoning activity is detected in King County meetings.

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.

ZoneWire monitors every King County Council and Seattle City Council meeting and has detected numerous MHA upzone applications and design review filings in recent sessions. Activity is concentrated in Seattle's urban villages and near new light rail stations on the Eastside. Start a free trial to receive alerts whenever new rezoning is discussed.

ZoneWire uses AI to scan King County Council, Seattle City Council, and local planning commission agendas and minutes for zoning keywords. You receive an alert whenever an MHA upzone, design review, or comprehensive plan amendment is discussed. Start a free trial to begin monitoring King County automatically.

King County and Seattle zoning hearings are scheduled through their respective councils and planning commissions. ZoneWire monitors these meeting agendas as they are published so you never miss a hearing. Start a free trial to get notified before zoning hearings occur in King County.

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.

Never Miss a Zoning Change in King County

ZoneWire monitors every council meeting in King County, WA and alerts you when rezoning, variances, and zoning amendments come up — within hours of the vote.

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