Building Setbacks & Zoning in Benton County, WA (2026)
3 county-level rules, plus city-specific rules for 1 city in Benton County, Washington.
Verified from official government sources
Setback Rules
In unincorporated Benton County's Community Center Residential (CCR) District, dwellings need a 55-foot setback from a public road centerline (or 25 feet from the right-of-way line, whichever is greater), 25 feet from rear parcel lines, and 10 feet from side lines; accessory buildings drop to a 10-foot rear and alley setback. BCC 11.06.090(a) sets these figures, with a special 150-foot buffer near agricultural land.
Benton County Yard Setback Requirements
Some RestrictionsBCC 11.06.090(a)(1)-(4)
(1) Each dwelling unit, accessory building, and accessory use on a parcel shall have a setback of fifty-five (55) feet from the centerline of any public road right-of-way or twenty-five (25) feet from the property line bordering any public road right-of-way, whichever is greater; and a setback of twenty-five (25) feet from the closest edge of any legally-established boundary line of a private a...
Structure Height Limits
In unincorporated Benton County's GMA Agricultural District, no residential building may rise higher than 35 feet. The limit sits inside the same zoning chapter that sets the district's 20-acre minimum lot size and its front, side and rear setbacks.
Benton County Ag District Building Height Limit
Some RestrictionsBenton County Code (BCC) § 11.17.110
11.17.110 BUILDING REQUIREMENTS. All lands, structures and uses in the GMA Agricultural District shall conform to the following building requirements: (a) No residential building shall have a height greater than thirty-five (35) feet. (b) Development on land shall be in compliance with Chapter 15.02 BCC, Chapter 15.04 BCC, Chapter 15.06 BCC, Chapter 15.08 BCC, Chapter 15.12 BCC, and Chapter 15....
Lot Coverage Limits
Parcels in unincorporated Benton County's Community Center Residential (CCR) District are capped at 40 percent lot coverage, with a companion limit of 10 percent for impervious surface that doesn't infiltrate stormwater on-site. BCC 11.06.080(c) and (e) set these dimensional standards, alongside a 45 percent minimum vegetative cover requirement in the same section, adopted through Ord. 611, 615 and 617.
Benton County Maximum Lot Coverage Rule
Some RestrictionsBCC 11.06.080(c), (e)
(c) Maximum Lot Coverage. Each parcel shall have a maximum lot coverage of forty (40) percent. ... (e) Impervious Surface. No more than ten (10) percent of any parcel may be covered by impervious surfaces that does not infiltrate all storm-water on that parcel.
Building Setbacks & Zoning by City in Benton County
1 cities in Benton County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.
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