Local rules and regulations for Santa Cruz County, California. Population: 270,861.
Verified from official government sources
Select a topic to see Santa Cruz County's rules on that subject.
Unincorporated Santa Cruz County allows permitted construction noise only 8:00 a.m. to 5:00 p.m. on weekdays under County Code 13.15.040, extendable to 7:00 a.m.-7:00 p.m. only with prior Building Official approval. Saturday work needs advance authorization (9:00 a.m.-5:00 p.m., up to three Saturdays a month). No work on Sundays or federal holidays.
Unincorporated Santa Cruz County has no dedicated leaf-blower ban or time-of-use ordinance. Leaf blowers, mowers, and similar portable power equipment fall under the general 'offensive noise' standard of County Code Chapter 8.30. The County General Plan notes such equipment 'frequently create noise during daylight hours' and can temporarily produce very high noise levels.
Amplified music in unincorporated Santa Cruz County is regulated as 'offensive noise' under County Code Chapter 8.30, with stricter night thresholds after 10:00 p.m. County Code 13.15.040 exempts reasonable noncommercial gatherings and community events only when held 8:00 a.m. to 10:00 p.m. and in compliance with Chapter 8.30; larger events need a special event or amplified-sound permit.
On public roads, vehicle noise in Santa Cruz County is controlled by California state law (Vehicle Code muffler and noise-limit rules), which preempts local ordinances. Off-road and property-based vehicle activity such as 'vehicle repair and testing' and powered motor vehicles is addressed by County Code Chapter 8.30 offensive-noise rules.
Santa Cruz County uses two decibel frameworks. County Code Chapter 8.30 makes noise automatically offensive above 75 dB at the property line by day (8 a.m.-10 p.m.) and 60 dB at night (10 p.m.-8 a.m.). For stationary sources, General Plan Table 9-3 caps daytime at 50 dB Leq / 70 dB max and nighttime at 45 dB Leq / 65 dB max.
Outdoor music at events in unincorporated Santa Cruz County is allowed under County Code 13.15.040(C) for reasonable noncommercial gatherings and community events only when held 8:00 a.m. to 10:00 p.m. and within Chapter 8.30 offensive-noise limits. Larger events require permits, and decision-makers may cap noise level, hours, duration, and location.
New commercial and industrial development in unincorporated Santa Cruz County must meet General Plan Table 9-3 stationary-source limits (50 dB Leq / 70 dB max by day; 45 dB Leq / 65 dB max at night) at the receiving property line. Quarry and mining noise is capped at 60 dB for 15 minutes per hour under Chapter 16.54.
Persistent barking dogs in unincorporated Santa Cruz County are handled as 'offensive noise' under County Code Chapter 8.30. The County General Plan specifically lists 'loud birds and animals' among the nuisance noises the Sheriff enforces under the Noise Ordinance. Day and night decibel/distance thresholds apply just as for other noise sources.
In unincorporated Santa Cruz County (Live Oak, Soquel, Aptos, Felton, Ben Lomond, Boulder Creek, Davenport, La Selva Beach), County Code Chapter 8.30 prohibits 'offensive noise.' Night hours run 10:00 p.m. to 8:00 a.m., when a stricter standard applies; daytime is 8:00 a.m. to 10:00 p.m. The County, not the cities, enforces this in unincorporated areas.
SCCC Β§ 8.30.020 escalates any repeat noise-ordinance violation within 48 hours of a citation to a misdemeanor, exposing the offender to criminal penalties rather than infraction-level fines.
Aircraft noise is governed by the FAA, not Santa Cruz County; flight paths are set federally. No commercial airport lies within the unincorporated county, and the sole general-aviation field, Watsonville Municipal Airport, is in the City of Watsonville. The County addresses aircraft noise only through land-use compatibility planning around the 60-65 CNEL contours.
These cities are located within Santa Cruz County and may have their own ordinances.
These communities are in unincorporated Santa Cruz County. County ordinances apply directly to these areas.
Ordinance data for Santa Cruz County is sourced from the following official government references. Click any topic above for detailed citations.