ADU rules in Fresno County, CA — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
ADUs allowed in all Fresno County single-family residential zones per CA Gov Code §65852.2. One ADU + one JADU per SFR lot. SB 9 lot splits permitted in urban SFR zones.
State ADU law preempts most local restrictions. Detached ADU: up to 1,200 sq ft. Attached ADU: up to 50% of primary dwelling or 1,000 sq ft. JADU: up to 500 sq ft within primary structure, owner-occupancy required. 4-ft side/rear setbacks. No parking required within ½ mile of transit. No impact fees for ADUs under 750 sq ft. SB 897 removed owner-occupancy for ADUs (sunset reviewed). Fresno County Planning processes ministerial approval within 60 days.
Fresno County, CA
Unincorporated Fresno County limits construction noise to 7 AM-7 PM weekdays and 8 AM-5 PM Saturdays per Title 11. No Sunday/holiday construction without per...
Fresno County, CA
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Fresno County, CA
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Fresno County, CA
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Fresno County, CA
Fresno Irrigation District and local water purveyors set watering schedules. Statewide non-functional turf irrigation with potable water is banned for commer...
Fresno County, CA
Setbacks by zone per Fresno County Title 18: R-1 (20 ft front, 5 ft side, 10 ft rear); AE (50 ft front, 30 ft side/rear); RR/RE (35 ft front, 15 ft side, 25 ...
See how Fresno County's adu rules rules stack up against other locations.
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