Quiet hours in Florissant, MO — also called the noise ordinance, nighttime noise rules, or residential quiet time — define the hours during which excessive noise is prohibited.
Florissant City Code §210.750 prohibits loud, unnecessary, or unusual noise that disturbs neighborhood peace. Operating radios, TVs, or music devices between 11:00 p.m. and 7:00 a.m. that are plainly audible at 50 feet from the building is prima facie evidence of a violation.
Florissant Code §210.750 (Offenses Concerning Public Peace): unlawful to willfully make or continue any loud, unnecessary, or unusual noise disturbing the comfort or repose of persons. Sound devices audible 50 ft from the building between 11:00 p.m.–7:00 a.m. constitutes prima facie violation. Yelling, shouting, or singing on public streets between 11:00 p.m. and 7:00 a.m. is prohibited if it disturbs the quiet, comfort, or repose of any person nearby.
Fines per §100.080; each continuing day is a separate offense.
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Side-by-side rule comparisons with other cities in St. Louis County.
See how other cities in St. Louis County handle quiet hours.
See how Florissant's quiet hours rules stack up against other locations.
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