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.
Odessa
Population
890
County
Lincoln
View ADU Info
Okanogan
Population
2,420
County
Okanogan
View ADU Info
Olympia
Population
56,900
County
Thurston
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Omak
Population
4,980
County
Okanogan
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Oroville
Population
1,810
County
Okanogan
View ADU Info
Orting
Population
9,110
County
Pierce
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Othello
Population
9,005
County
Adams
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Pacific
Population
7,270
County
King/Pierce
View ADU Info
Palouse
Population
1,050
County
Whitman
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Pasco
Population
81,280
County
Franklin
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Pateros
Population
595
County
Okanogan
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Pe Ell
Population
655
County
Lewis
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Pomeroy
Population
1,395
County
Garfield
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Port Angeles
Population
20,240
County
Clallam
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Port Orchard
Population
17,480
County
Kitsap
View ADU Info
Port Townsend
Population
10,330
County
Jefferson
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Poulsbo
Population
12,400
County
Kitsap
View ADU Info
Prescott
Population
375
County
Walla Walla
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Prosser
Population
6,445
County
Benton
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Pullman
Population
33,060
County
Whitman
View ADU Info
Puyallup
Population
43,420
County
Pierce
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Quincy
Population
8,065
County
Grant
View ADU Info
Rainier
Population
2,555
County
Thurston
View ADU Info
Raymond
Population
3,110
County
Pacific
View ADU Info
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