Every city below has its own ADU cheat sheet: maximum size, setbacks, parking, owner-occupancy and permit steps — with the numbers your local planning department actually uses.
California (CA · 16 cities)
- Bakersfield ADU rules
- Chula Vista ADU rules
- Elk Grove ADU rules
- Fresno ADU rules
- Glendale ADU rules
- Modesto ADU rules
- Murrieta ADU rules
- Oceanside ADU rules
- Oxnard ADU rules
- Rancho Cucamonga ADU rules
- Riverside ADU rules
- San Bernardino ADU rules
- Santa Clarita ADU rules
- Santa Rosa ADU rules
- Stockton ADU rules
- Vallejo ADU rules
Washington (WA · 15 cities)
Colorado (CO · 14 cities)
Arizona (AZ · 10 cities)
Texas (TX · 10 cities)
Oregon (OR · 8 cities)
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