Zoning Overlays & Bonuses in Washington County, UT (2026)
1 county-level rule, plus city-specific rules for 1 city in Washington County, Utah.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Washington County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Density Bonus Law
In unincorporated Washington County's PDR Planned Development Residential zone, base density is capped at 5 units per acre, but a developer can build up to a 7.5-unit-per-acre density bonus by including deed-restricted moderate income housing units (MIHUs).
Washington County PDR Density Bonus
Some RestrictionsWashington County Code of Ordinances § 10-9-9
TABLE 1: DIMENSIONAL STANDARDS Standard PDR PDC PD Multifamily Base density 5 units/acre n/a 15 units/acre Density bonus* 7.5 units/acre n/a n/a * A verifiable moderate income housing unit (MIHU) is defined as a deed restricted unit on a form provided by the county and under terms acceptable to the County Attorney'...
Zoning Overlays & Bonuses by City in Washington County
1 cities in Washington County have their own zoning overlays & bonuses rules. Each link goes to that city's dedicated page with code citations.
All Washington County ordinances
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