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
Granger
WA
ADUs Allowed
Population
3,775
County
Yakima
View Regulations
Granite Falls
WA
ADUs Allowed
Population
4,775
County
Snohomish
View Regulations
Hamilton
WA
ADUs Allowed
Population
295
County
Skagit
View Regulations
Harrah
WA
ADUs Allowed
Population
580
County
Yakima
View Regulations
Harrington
WA
ADUs Allowed
Population
435
County
Lincoln
View Regulations
Hartline
WA
ADUs Allowed
Population
180
County
Grant
View Regulations
Hatton
WA
ADUs Allowed
Population
80
County
Adams
View Regulations
Hoquiam
WA
ADUs Allowed
Population
8,795
County
Grays Harbor
View Regulations
Hunts Point
WA
ADUs Allowed
Population
460
County
King
View Regulations
Ilwaco
WA
ADUs Allowed
Population
1,110
County
Pacific
View Regulations
Index
WA
ADUs Allowed
Population
155
County
Snohomish
View Regulations
Ione
WA
ADUs Allowed
Population
425
County
Pend Oreille
View Regulations
Issaquah
WA
ADUs Allowed
Population
41,290
County
King
View Regulations
Kahlotus
WA
ADUs Allowed
Population
145
County
Franklin
View Regulations
Kalama
WA
ADUs Allowed
Population
3,070
County
Cowlitz
View Regulations
Kelso
WA
ADUs Allowed
Population
12,750
County
Cowlitz
View Regulations
Kenmore
WA
ADUs Allowed
Population
24,230
County
King
View Regulations
Kennewick
WA
ADUs Allowed
Population
86,470
County
Benton
View Regulations
Kent
WA
ADUs Allowed
Population
139,100
County
King
View Regulations
Kettle Falls
WA
ADUs Allowed
Population
1,640
County
Stevens
View Regulations
Kirkland
WA
ADUs Allowed
Population
96,920
County
King
View Regulations
Kittitas
WA
ADUs Allowed
Population
1,440
County
Kittitas
View Regulations
Krupp
WA
ADUs Allowed
Population
45
County
Grant
View Regulations
La Center
WA
ADUs Allowed
Population
3,890
County
Clark
View Regulations
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