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.
1125
Cities
100%
Allow ADUs
1,200
Max Sq Ft
Adelanto
CA
ADUs Allowed
Population
33,765
Median Income
$38,500
View Regulations
Agoura Hills
CA
ADUs Allowed
Population
20,330
Median Income
$114,676
View Regulations
Alameda
CA
ADUs Allowed
Population
69,000
View Regulations
Alameda
CA
ADUs Allowed
Population
78,730
Median Income
$86,710
View Regulations
Albany
CA
ADUs Allowed
Population
70,000
View Regulations
Albany
CA
ADUs Allowed
Population
19,880
Median Income
$81,240
View Regulations
Alhambra
CA
ADUs Allowed
Population
83,750
Median Income
$54,000
View Regulations
Aliso Viejo
CA
ADUs Allowed
Population
50,175
Median Income
$102,206
View Regulations
Alturas
CA
ADUs Allowed
Population
2,827
County
Modoc
View Regulations
Amador City
CA
ADUs Allowed
Population
185
County
Amador
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Anaheim
CA
ADUs Allowed
Population
352,005
Median Income
$65,000
View Regulations
Anderson
CA
ADUs Allowed
Population
9,932
County
Shasta
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Angels
CA
ADUs Allowed
Population
3,836
County
Calaveras
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Angels Camp
CA
ADUs Allowed
Population
3,836
Median Income
$51,022
View Regulations
Antioch
CA
ADUs Allowed
Population
113,901
Median Income
$69,727
View Regulations
Antioch
CA
ADUs Allowed
Population
40,000
View Regulations
Apple Valley
CA
ADUs Allowed
Population
72,150
Median Income
$48,028
View Regulations
Arcadia
CA
ADUs Allowed
Population
56,364
County
Los Angeles
View Regulations
Arcata
CA
ADUs Allowed
Population
17,231
County
Humboldt
View Regulations
Arroyo Grande
CA
ADUs Allowed
Population
18,034
Median Income
$66,656
View Regulations
Artesia
CA
ADUs Allowed
Population
16,522
County
Los Angeles
View Regulations
Arvin
CA
ADUs Allowed
Population
21,393
Median Income
$35,023
View Regulations
Atascadero
CA
ADUs Allowed
Population
30,330
Median Income
$72,411
View Regulations
Atherton
CA
ADUs Allowed
Population
62,000
View Regulations
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