Noise Ordinances in San Bernardino County, CA (2026)

7 county-level rules, plus city-specific rules for 8 cities in San Bernardino County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of San Bernardino County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Quiet Hours

Audio equipment, amplified sound, live music, and power tools are banned from 10 p.m. to 7 a.m. if audible inside a neighbor's home, and construction equipment must stop at 7 p.m. under the unincorporated area's noise ordinance.

San Bernardino County Nighttime Noise Curfew

Some Restrictions

San Bernardino County Code § 24.0706

(a) Audio Equipment. No person shall operate, or allow the operation of, any audio equipment, whether portable or not, between the hours of 10:00 p.m. and 7:00 a.m. such that the equipment is plainly audible inside an occupied dwelling other than a dwelling in which the equipment may be located... (d) Construction Activity. Except for emergency work, it shall be unlawful for any person to opera...

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Construction Hours

San Bernardino County Code § 24.0706(d) bans construction equipment noise between 7:00 p.m. and 7:00 a.m. countywide in the unincorporated area, with no exception for weekends or holidays. Emergency work is the only carve-out, and a first violation is an infraction that can escalate to a misdemeanor on repeat offenses.

San Bernardino County Construction Noise Hours

Some Restrictions

San Bernardino County Code § 24.0706(d)

(d) Construction Activity. Except for emergency work, it shall be unlawful for any person to operate or cause to be operated, construction equipment between 7:00 p.m. and 7:00 a.m.

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Barking Dogs

A dog or other animal that habitually barks, howls, crows or makes loud noise causing a neighbor annoyance or discomfort, on any residentially zoned property, violates County Code § 32.0119. A complaint from at least two neighbors within 200 yards is normally required, with a waiver process, before Animal Control escalates to citation.

San Bernardino County Barking Dog Nuisance Rule

Some Restrictions

San Bernardino County Code § 32.0119(a)-(b) (see also § 32.0124 penalties, § 32.0126 administrative citations)

§ 32.0119 Animals Which Habitually Make Noise. (a) Excluding noise from property not zoned for residential purposes (property without "R" in its zoning classification), it shall be unlawful for any person owning or having control of one or more of any animal, either willfully or through failure to exercise proper control, to allow such animal to habitually bark, howl, crow, or make any other lo...

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Leaf Blower Rules

Unincorporated San Bernardino County has no ordinance banning or specifically restricting leaf blowers. Their use is governed by the general noise rules: the Development Code stationary-source standards (55 dB(A) day / 45 dB(A) night at a residence) and the County's prohibition on disturbing, excessive, or offensive noise (Section 24.0705). New gas blowers are also subject to California's statewide small-engine rule.

San Bernardino County Leaf Blower Rules

Few Restrictions

Cal. AB 1346 (2021) — Small Off-Road Engines (Gas Leaf Blower Phase-Out)

Existing law imposes various limitations on the emissions of air contaminants for the control of air pollution from vehicular and nonvehicular sources. [...] This bill would require the state board, by July 1, 2022, consistent with federal law, to adopt cost-effective and technologically feasible regulations to prohibit engine exhaust and evaporative emissions from new small off-road engines, a...

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Amplified Music & Outdoor Sound

In unincorporated San Bernardino County, live music and amplified sound equipment must go silent by 10 p.m. if it's plainly audible inside a neighbor's home, and can't resume until 7 a.m.

Outdoor Live Music Curfew, San Bernardino County

Some Restrictions

San Bernardino County Code § 24.0706(b)

Sound Amplifying Equipment and Live Music. No person shall install, use or operate sound amplifying equipment, or perform, or allow to be performed, live music, between the hours of 10:00 p.m. and 7:00 a.m. such that the sound amplifying equipment or live music is plainly audible inside an occupied dwelling other than a dwelling in which the sound source is located. Sound level measurements may...

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Decibel Limits

Industrial sources in unincorporated San Bernardino County are capped at 70 dB(A), day and night, measured at the nearest noise-sensitive property line under Development Code § 83.01.080.

San Bernardino County Industrial Noise Cap

Some Restrictions

San Bernardino County Code § 83.01.080(c)

Table 83-2 Noise Standards for Stationary Noise Sources. Affected Land Uses / 7:00 a.m. - 10:00 p.m. Leq / 10:00 p.m. - 7:00 a.m. Leq. Residential 55 dB(A) 45 dB(A). Professional Services 55 dB(A) 55 dB(A). Other Commercial 60 dB(A) 60 dB(A). Industrial 70 dB(A) 70 dB(A).

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Vehicle Noise

San Bernardino County bans running a car stereo or other audio equipment, portable or vehicle-mounted, between 10 p.m. and 7 a.m. if it's plainly audible inside another occupied home in unincorporated areas.

San Bernardino County Vehicle Stereo Noise Rules

Some Restrictions

San Bernardino County Code § 24.0706(a)

(a) Audio Equipment. No person shall operate, or allow the operation of, any audio equipment, whether portable or not, between the hours of 10:00 p.m. and 7:00 a.m. such that the equipment is plainly audible inside an occupied dwelling other than a dwelling in which the equipment may be located. Sound level measurements may be used, but are not required, to establish a violation of this Subdivi...

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