ADU feasibility by city
ADU rules, costs & feasibility — by city
Every city sets a different envelope for what you can build, and rents and costs swing the math. Pick your city for the 2026 rules and typical numbers, then run your exact address through the free analyzer.
Los Angeles
No parking, no owner-occupancy, 1,200 sq ftView LA rules & costs →San Diego
Bonus Program, condo sale, 1,200 sq ftView San Diego rules & costs →San Jose
Pre-approved plans, Bay Area costsView San Jose rules & costs →Sacramento
Low build cost, strong cost-to-rent ratioView Sacramento rules & costs →Oakland
Bay Area rents, lower cost than SFView Oakland rules & costs →Long Beach
400–500 ADU/yr goal, coastal rentsView Long Beach rules & costs →Fresno
Lowest build cost, pre-approved plansView Fresno rules & costs →Riverside
Zero parking required, 3-5 day permitsView Riverside rules & costs →Santa Ana
Orange County rents, tight rental marketView Santa Ana rules & costs →Bakersfield
Lowest build cost, own plan portalView Bakersfield rules & costs →More California cities coming soon — run any U.S. address in the meantime.
Don't see your city?
The analyzer works on any address — it pulls your lot, setbacks, and local data and returns buildable size, cost, rent, and ROI.
New to ADU math? Read how to run the ADU numbers yourself or the land-development pro forma guide.