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.
1164
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.
Redding
Population
89,861
County
Shasta
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Redlands
Population
71,484
Median Income
$67,003
View ADU Info
Redondo Beach
Population
66,967
Median Income
$105,000
View ADU Info
Redwood City
Population
85,259
Median Income
$29,841
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Reedley
Population
25,000
Median Income
$47,000
View ADU Info
Reseda
Population
75,092
Median Income
$47,000
County
Los Angeles
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Rialto
Population
103,314
Median Income
$54,000
View ADU Info
Richgrove
Population
2,500
Median Income
$30,000
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Richmond
Population
110,567
Median Income
$38,698
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Ridgecrest
Population
29,000
Median Income
$61,000
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Rio Dell
Population
3,368
County
Humboldt
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Rio Vista
Population
7,360
County
Solano
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Ripon
Population
16,000
Median Income
$76,000
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Riverbank
Population
24,000
Median Income
$61,000
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Riverside
Population
324,722
Median Income
$64,000
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Rocklin
Population
56,974
County
Placer
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Rohnert Park
Population
43,388
Median Income
$63,250
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Rolling Hills
Population
1,836
Median Income
$216,000
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Rolling Hills Estates
Population
8,123
Median Income
$143,000
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Rosemead
Population
53,764
Median Income
$48,000
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Roseville
Population
118,788
County
Placer
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Rossmoor
Population
10,851
Median Income
$114,732
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Sacramento
Population
466,488
County
Sacramento
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Salinas
Population
156,000
Median Income
$52,000
View ADU Info
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