Noise Ordinances in Marin County, CA (2026)
4 county-level rules, plus city-specific rules for 1 city in Marin County, California.
Verified from official government sources
Quiet Hours
Marin County Code § 6.70.030(4) bars yelling, shouting, hooting, whistling, or singing on public roads between 11 p.m. and 7 a.m. if it disturbs the quiet, comfort, or repose of anyone in a nearby dwelling, hotel, or other residence. The same nighttime window doubles as the audibility trigger for radios and amplified sound under the neighboring subsections (2) and (3).
Marin County Quiet Hours: 11 PM to 7 AM
Some RestrictionsMarin County Code of Ordinances § 6.70.030(4)
(4)Yelling, shouting, etc. Yelling, shouting, hooting, whistling, or singing on public roads between the hours of eleven p.m. and seven a.m. so as to annoy or disturb the quiet, comfort, or repose of persons in any dwelling, hotel or other type of residence in the vicinity.
Construction Hours
Marin County Code § 6.70.030(5) limits construction work under building, plumbing, and electrical permits to 7 a.m.-6 p.m. Monday through Friday and 9 a.m.-5 p.m. Saturday, and bars it entirely on Sundays and eight named holidays. Loud equipment like backhoes, generators, and jackhammers is further restricted to 8 a.m.-5 p.m. weekdays only.
Marin County Construction Noise Hours
Some RestrictionsMarin County Code of Ordinances § 6.70.030(5)
(5)Construction Activities and Related Noise.a.Hours for construction activities and other work undertaken in connection with building, plumbing, electrical, and other permits issued by the community development agency shall be limited to the following:i.Monday through Friday: seven a.m. to six p.m.ii.Saturday: 9 am to 5 pmiii.Prohibited on Sundays and Holidays (New Year's Day, President's Day,...
Barking Dogs
Marin County treats a dog, cat or other animal that habitually barks, yelps or howls loudly enough to "unreasonably disturb the peace" as a code violation under Section 8.04.179, enforced by the Sheriff rather than animal services. A first substantiated complaint draws only a warning or infraction; repeat violations escalate to misdemeanor citations and possible protective custody of the animal.
Marin County Barking Dog Noise Rule
Some RestrictionsMarin County Code of Ordinances § 8.04.179
8.04.179(a). (a)Subject to the provisions of subsections (b), (c), (d) and (e) of this section, it is unlawful for any person to suffer or permit any dog, cat, fowl or other animal to habitually bark, yelp, howl or create noise in such a manner which unreasonably disturbs the peace of any person(s). 8.04.179(b). (b)Any person who shall keep or permit to remain on any premises, an animal which d...
Amplified Music & Outdoor Sound
Marin County Code § 6.70.030(3) bans operating any loudspeaker, sound amplifier, or musical instrument that disturbs neighbors or plays louder than needed for voluntary listeners in the room, vehicle, or location where it sits. Running one between 11 p.m. and 7 a.m. loud enough to be plainly audible fifty yards from the source is, by itself, prima facie proof of a violation.
Marin County Loudspeaker and Amplifier Noise Rule
Some RestrictionsMarin County Code of Ordinances § 6.70.030(3)
(3)Loudspeakers, amplifiers, etc. Using, operating or permitting to be played, used, or operated of any musical instrument, loudspeaker, sound amplifier, or other machine or device, or combination thereof, for the producing or reproducing of sound in such manner as to disturb the peace, quiet and comfort of the neighboring inhabitants or at any time with louder volume than is necessary for conv...
Noise Ordinances by City in Marin County
1 cities in Marin County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
All Marin County ordinances
See every category we cover for Marin County: parking, noise, fences, fires, animals, pools, and more.
Marin County Ordinance Hub →