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.
Camas
Population
27,420
County
Clark
View ADU Info
Carbonado
Population
745
County
Pierce
View ADU Info
Carnation
Population
2,225
County
King
View ADU Info
Cashmere
Population
3,355
County
Chelan
View ADU Info
Castle Rock
Population
2,460
County
Cowlitz
View ADU Info
Cathlamet
Population
575
County
Wahkiakum
View ADU Info
Centralia
Population
18,400
County
Lewis
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Chehalis
Population
7,400
County
Lewis
View ADU Info
Chelan
Population
4,470
County
Chelan
View ADU Info
Cheney
Population
13,160
County
Spokane
View ADU Info
Chewelah
Population
2,580
County
Stevens
View ADU Info
Clarkston
Population
7,220
County
Asotin
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Cle Elum
Population
2,255
County
Kittitas
View ADU Info
Clyde Hill
Population
3,115
County
King
View ADU Info
Colfax
Population
2,785
County
Whitman
View ADU Info
College Place
Population
9,890
County
Walla Walla
View ADU Info
Colton
Population
410
County
Whitman
View ADU Info
Colville
Population
4,925
County
Stevens
View ADU Info
Conconully
Population
195
County
Okanogan
View ADU Info
Concrete
Population
810
County
Skagit
View ADU Info
Connell
Population
4,960
County
Franklin
View ADU Info
Cosmopolis
Population
1,670
County
Grays Harbor
View ADU Info
Coulee City
Population
560
County
Grant
View ADU Info
Coulee Dam
Population
1,210
County
Douglas/ Grant/ Okanogan
View ADU Info
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