Zoning Overlays & Bonuses in Orange County, CA (2026)

1 county-level rule, plus city-specific rules for 9 cities in Orange County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Orange County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Density Bonus Law

In the unincorporated H Overlay District, Orange County lets developers who consolidate small parcels into a site of one acre or more raise base density from 70 to 84 units per acre: a 20% jump, stacked with the state density bonus up to a 45% cap.

Orange County Housing Overlay Density Bonus

Some Restrictions

Orange County Codified Ordinances § 7-9-44.7

A graduated density incentive shall be granted when parcels smaller than one-half (0.5) acre are consolidated as part of a project. The increased density shall be in addition to any other density bonus available under this Zoning Code, to a maximum of forty-five percent (45%) total, and shall be calculated as follows: Less than 0.50 acre – 70 units/acre; 0.50 to 0.99 acre – 77 units/acre (10% i...

Full ordinance details →Official source ↗