Noise Ordinances in Florissant, MO (2026)
5 verified noise ordinances for Florissant, Missouri, sourced directly from the municipal code and official government pages.
Verified from official government sources
Quiet Hours
Florissant's general noise ordinance bans loud, unnecessary or unusual noise that disturbs neighborhood peace, and sets an 11:00 P.M. to 7:00 A.M. window in which a radio, TV or similar device audible 50 feet away is automatically treated as a violation.
Florissant Nighttime Noise Curfew, 11 PM-7 AM
Some RestrictionsFlorissant Code of Ordinances § 210.750(B)(2)
It shall be unlawful for any person to willfully make or continue or cause to be made or continued any loud, unnecessary or unusual noise which disturbs the neighborhood peace, comfort or repose of persons. ... Radios, televisions, phonographs, etc. The using, operating or permitting to be played, used or operated any radio receiving set, television set, musical instrument, phonograph or other ...
Construction Hours
Florissant limits noisy exterior construction, demolition, alteration or repair work to 7:00 A.M.-8:00 P.M. Monday through Saturday and 9:00 A.M.-8:00 P.M. on Sunday, with an exception for emergency work by governmental authorities or public utilities.
Florissant Construction Noise Hours
Some RestrictionsFlorissant Code of Ordinances § 210.750(B)(10)
Construction and repair work. The exterior construction, demolition, alteration or repair of buildings involving the operation of machinery or equipment which causes loud or disturbing noise except between the hours of 7:00 A.M. and 8:00 P.M. on Monday through Saturday and between 9:00 A.M. and 8:00 P.M. on Sunday and except for activities by governmental authorities or public utilities when th...
Barking Dogs
Florissant makes it unlawful under Section 205.065 to keep a dog or any other animal that emits barking or other noise causing actual physical or mental discomfort to a normal person of ordinary sensibilities, tastes and habits.
Florissant Barking Dog Noise Ban
Some RestrictionsFlorissant Code of Ordinances § 205.065
The keeping of a dog or any other animal which emits any barking or other animal noises which produce actual physical or mental discomfort to a normal person of ordinary sensibilities, tastes and habits is hereby prohibited.
Amplified Music & Outdoor Sound
Florissant bars using loudspeakers, sound amplifiers or similar devices to cast advertising sound onto public streets unless legally authorized, and lets an announcer speak in person over a loudspeaker only without any mechanical amplification device.
Florissant Rules on Amplified Sound Advertising
Some RestrictionsFlorissant Code of Ordinances § 210.750(B)(3), (B)(17)
Loudspeakers, amplifiers, etc., for advertising. The using, operating or permitting to be played, used or operated any radio receiving set, musical instrument, phonograph, loudspeaker, sound amplifier or other machine or device for the producing or reproducing of sound which is cast upon the public streets for the purpose of commercial advertising or attracting the attention of the public to an...
Vehicle Noise
Florissant bans muffler cutouts outright and requires every motor vehicle to run a properly attached muffler that quiets exhaust noise as completely as a modern gas passenger car under Section 380.140(B). Horns and other signaling devices may only be used to warn, never to make unnecessary noise, and any cutout in the exhaust pipe must stay permanently closed while the vehicle moves.
Florissant Muffler Cutout and Noise Ban
Some RestrictionsFlorissant Code of Ordinances § 380.140(B)
Muffler Cutouts. Muffler cutouts shall not be used and no vehicle shall be driven in such manner or condition that excessive and unnecessary noises shall be made by its machinery, motor, signaling device, or other parts, or by any improperly loaded cargo. The motors of all motor vehicles shall be fitted with properly attached mufflers of such capacity or construction as to quiet the maximum pos...
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