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King County Zoning Code Synopsis

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King County

This King County Development Assistance Bulletin (No. 17, dated September 1985) provides a synopsis of zoning classifications for unincorporated areas of King County, Washington, covering residential, agricultural, and general land-use zones along with their dimensional standards such as minimum lot sizes, setbacks, height limits, and lot coverage. It includes a chapter on Airport Open Use (AOU) zoning, which governs development in areas affected by major airports to ensure compatibility with neighboring residential areas and airport clear zone requirements. The bulletin also outlines procedures for obtaining zoning information, requesting written verification, and applying for zone changes.

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King County Development Assistance Bulletin #17 (dated 9/85) providing a synopsis of the King County Zoning Code for unincorporated areas of King County. Covers residential zones RS 5000, RS 7200, RS 9600, RS 15000, RT Residential Townhouse, SE Suburban Estate, SC Suburban Cluster, RMHP Residential Mobile Home Park, SR Suburban Residential, GR Growth Reserve, A Agricultural, G General, G-5 General Five Acres, RD 3600 Low Density Multiple-Dwelling, RM 2400 Medium Density, RM 1800 High Density, RM 900 Maximum Density, AOU Airport Open Use, and provisions for Planned Unit Development, Zero-Lot-Line, Flood Hazard Area, Landscaping, and Off-Street Parking. Includes dimensional standards (minimum lot area, lot width, lot coverage, setbacks, height limits) for each zone, zone change procedures, and office contact information at 450 King County Administration Building, Seattle, WA 98104.

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