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.
Toledo
Population
695
County
Lewis
View ADU Info
Tonasket
Population
1,085
County
Okanogan
View ADU Info
Toppenish
Population
8,900
County
Yakima
View ADU Info
Tukwila
Population
22,780
County
King
View ADU Info
Tumwater
Population
27,100
County
Thurston
View ADU Info
Twisp
Population
1,075
County
Okanogan
View ADU Info
Union Gap
Population
6,660
County
Yakima
View ADU Info
Uniontown
Population
400
County
Whitman
View ADU Info
University Place
Population
35,580
County
Pierce
View ADU Info
Vader
Population
650
County
Lewis
View ADU Info
Vancouver
Population
199,600
County
Clark
View ADU Info
Waitsburg
Population
1,185
County
Walla Walla
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Walla Walla
Population
34,310
County
Walla Walla
View ADU Info
Wapato
Population
4,620
County
Yakima
View ADU Info
Warden
Population
2,625
County
Grant
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Washougal
Population
17,490
County
Clark
View ADU Info
Washtucna
Population
210
County
Adams
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Waterville
Population
1,145
County
Douglas
View ADU Info
Waverly
Population
120
County
Spokane
View ADU Info
Wenatchee
Population
35,850
County
Chelan
View ADU Info
West Richland
Population
17,840
County
Benton
View ADU Info
Westport
Population
2,295
County
Grays Harbor
View ADU Info
White Salmon
Population
2,500
County
Klickitat
View ADU Info
Wilbur
Population
895
County
Lincoln
View ADU Info
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