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

1 county-level rule, plus city-specific rules for 1 city in Marin County, California.

Verified from official government sources

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

Density Bonus Law

Marin County Code Chapter 22.24 implements state Density Bonus Law countywide, granting extra units, height, and reduced parking to housing developments that reserve a set share of homes for lower-income, senior, or student households. A project offering 5% very-low-income or 10% low-income units earns a 20% density bonus, scaling up from there.

Marin County Affordable Housing Density Bonus Rules

Some Restrictions

Marin County Code of Ordinances § 22.24.020

22.24.020 - Density Bonus and Other Incentives Pursuant to State Law. This Section specifies standards and procedures for providing density bonuses and other incentives and concessions as required by State law (Government Code Section 65915-65918)... B.Density bonuses; calculation of bonuses. Pursuant to State law, the bonuses a particular project is eligible for are described below and shown i...

Full ordinance details →Official source ↗

Zoning Overlays & Bonuses by City in Marin County

1 cities in Marin County have their own zoning overlays & bonuses rules. Each link goes to that city's dedicated page with code citations.

San RafaelPop. 58,994

1 verified rule • Density Bonus Law

All Marin County ordinances

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