Zoning Overlays & Bonuses in Cowlitz County, WA (2026)
1 rule for unincorporated Cowlitz County, Washington.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Cowlitz County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Density Bonus Law
In unincorporated Cowlitz County, CCC § 18.30.340(B) lets a Planned Unit Development earn up to a 30 percent density bonus, awarded in tiers of 10, 10 and 15 percent for recreation areas, leisure facilities and solar design.
Cowlitz County PUD Density Bonus
Some RestrictionsCowlitz County Code § 18.30.340(B)
§ 18.30.340. Number of dwelling units permitted. ... B. ... Density Bonus. A density bonus up to a maximum of 30 percent may be authorized; provided water, sewage disposal, and other facilities can accommodate the increased density. The following criteria shall be used to evaluate whether a bonus density should be authorized. Maximum Allowable Bonus Bonus Criteria 1. 10% The PUD includes or mak...
All Cowlitz County ordinances
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