ADU rules in Fillmore, CA — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
Fillmore allows ADUs in all residential zones per CA Gov Code §65852.2. Detached ADUs up to 1,200 sq ft (state min 800 sq ft), 16 ft max height, 4 ft side/rear setbacks. Architectural styling must match primary residence.
ADUs are approved ministerially in Fillmore. Detached ADUs may be up to 1,200 sq ft and 16 ft tall. Attached ADUs may be up to 25 ft (same as primary structure). 4 ft minimum side/rear setbacks required (state law). No impact fees for ADUs <750 sq ft. 1 parking space required for ADUs unless exempt (within ½ mile of transit, or garage conversion). JADUs up to 500 sq ft within primary structure require owner-occupancy. AB 1033 (2024) allows ADU condo-ization.
Building an ADU without permits: stop-work order, $500-$1,000 fine, plus double permit fees. Non-compliant ADU (setbacks, size): correction or removal at owner's expense, $100-$500 per day. Occupying an unpermitted ADU: $500-$1,000 per day. ADU used as short-term rental in violation of regulations: $500-$5,000 per day.
Fillmore, CA
Fillmore establishes noise level limits measured at property lines, with different standards for residential and agricultural zones. The rural setting and ag...
Fillmore, CA
Vehicle noise on public streets is governed by CA Vehicle Code §27007 (95 dBA exhaust limit). CVC preempts local ordinances for vehicles on public roads.
Fillmore, CA
Fillmore regulates industrial and commercial noise near residential areas through its zoning code and noise ordinance. Agricultural operations, which are com...
Fillmore, CA
Fillmore regulates noise through the Fillmore Municipal Code. Quiet hours are generally enforced between 10 PM and 7 AM on weekdays and weekends. Persistent ...
Fillmore, CA
Fillmore regulates amplified music under its noise ordinance. Amplified sound must not disturb neighboring residents, particularly during quiet hours. Specia...
Fillmore, CA
Vehicles left more than 72 hours on public streets may be cited under CVC §22651. Inoperable vehicles on private property are a code enforcement violation.
Side-by-side rule comparisons with other cities in Ventura County.
See how other cities in Ventura County handle adu rules.
See how Fillmore's adu rules rules stack up against other locations.
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