California ADU Information
Find ADU Regulations for Your City
Every California city allows ADUs by state law. Search your city to learn about local regulations, building requirements, and how to get started.
1189
Cities
100%
Allow ADUs
1,200
Max Sq Ft
Browse Cities
ADU Regulations by City
Select your city to view local ADU rules, zoning requirements, and building guidelines.
Hayesville
Population
21,822
View ADU Info
Hebo
Population
241
View ADU Info
Helix
Population
358
View ADU Info
Heppner
Population
1,318
View ADU Info
Hermiston
Population
19,267
View ADU Info
Hillsboro
Population
106,612
View ADU Info
Hines
Population
1,608
View ADU Info
Holley
Population
294
View ADU Info
Hood River
Population
8,292
View ADU Info
Hubbard
Population
3,427
View ADU Info
Huntington
Population
682
View ADU Info
Idanha
Population
141
View ADU Info
Idaville
Population
167
View ADU Info
Imbler
Population
336
View ADU Info
Independence
Population
9,981
View ADU Info
Ione
Population
397
View ADU Info
Irrigon
Population
1,869
View ADU Info
Jacksonville
Population
3,008
View ADU Info
Jefferson
Population
3,324
View ADU Info
Jennings Lodge
Population
7,662
View ADU Info
John Day
Population
1,561
View ADU Info
Jordan Valley
Population
164
View ADU Info
Joseph
Population
1,048
View ADU Info
Keizer
Population
39,122
View ADU Info
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