Noise Ordinances in Monroe County, FL (2026)
7 rules for unincorporated Monroe County, Florida.
Verified from official government sources
Quiet Hours
Monroe County builds its noise curfew around defined 'customary sleeping hours': 10 p.m. to 8 a.m. most nights, 11 p.m. to 8 a.m. on Fridays and Saturdays, under Code Section 17-129. Domestic power tools can't run during that window, and commercial live or amplified sound must be soundproofed, under Section 17-130.
Monroe County Keys Nighttime Noise Curfew
Some RestrictionsMonroe County Code §§ 17-129, 17-130
Customary sleeping hours means the period of time commencing at 10:00 p.m. and ending at 8:00 a.m. the following morning, except that on Friday and Saturday nights, the period shall commence at 11:00 p.m. rather than 10:00 p.m. On the New Year's Eve holiday, the period shall not commence until 1:00 a.m. on January 1. ... Domestic power tools means hand powered or mechanically powered saw, sande...
Construction Hours
In the unincorporated Florida Keys (Monroe County), construction and demolition noise is exempt from the county's general disturbing-noise rule only between 8:00 a.m. and 7:00 p.m. daily. Sound from saws, augers, generators and similar equipment used outside that window loses its exemption and becomes a citable disturbing noise violation enforced by code compliance and the Sheriff's Office.
Monroe County Construction Noise Hours
Some RestrictionsMonroe County Code § 17-131(3)
(3)Construction and demolition. Sound levels produced from tools and equipment used in construction, demolition, auguring or reasonably similar activities. However, such sound levels are limited to the hours of 8:00 a.m. to 7:00 p.m.
Barking Dogs
A dog that habitually barks, howls, cries or screams at any time of day or night is a legal "nuisance" in unincorporated Monroe County. Once the owner gets notice, the county gives just 14 days to permanently confine, euthanize, or remove the animal from the county or face civil-infraction enforcement.
Barking Dog Nuisance Rule, Monroe County
Some RestrictionsMonroe County Code §§ 4-1, 4-67(c)
Nuisance means the following; (1)An animal that habitually barks, howls, cries, screams or makes other bothersome noises any time of day or night; or(2)Any animal that, by its conduct or behavior, including, but not limited to, habitual or repeated destruction or soiling of any public or private property, habitual chasing of persons, cars or other vehicles, or running at large, causes a disturb...
Amplified Music & Outdoor Sound
In the unincorporated Florida Keys (Monroe County), Sec. 17-129 defines amplified sound to cover radios, DJ and stereo equipment, microphones and loudspeakers, and Sec. 17-130(e) requires any commercial venue playing live entertainment or amplified sound during customary sleeping hours to be fully enclosed and soundproofed.
Monroe County Requires Soundproofing For Amplified Music
Some RestrictionsMonroe County Code §§ 17-129, 17-130(e)
A-weighted sound level means the sound level as measured with the A-weighting network on a sound level meter meeting the standards set forth in the American National Standards Institute (ANSI) S1.4-1983 or its successors. The unit of reporting is dBA. ... Amplified sound means the reproduction of sound from any radio, stereo, CD player, DVD player, microphone, drum, turn table, audio or visual ...
Aircraft Noise
Monroe County created an eight-member Ad-Hoc Committee on Noise for Key West International Airport under Sections 5-26 through 5-31 to bring the county recommendations on aircraft noise mitigation and abatement, though the committee's advice is purely advisory.
Key West Airport Noise Committee, Monroe County
Light RestrictionsMonroe County Code §§ 5-26, 5-31
There is hereby created and established a committee to be hereinafter entitled " the Ad-Hoc Committee on Noise for the Key West International Airport." ... The Ad-Hoc Committee shall serve in a strictly advisory capacity to the board of county commissioners, acting through the office of the executive director of airports, or the executive director's duly authorized designee, and shall submit re...
Decibel Limits
In the unincorporated Florida Keys (Monroe County), Sec. 17-130(a)(2) makes any sound of 75 dBA or 84 dBC or higher, for more than ten percent of a ten-minute-plus measurement, a disturbing noise violation once it crosses the property boundary. Sec. 17-130(c) requires the reading be taken within 100 feet of that boundary.
Monroe County Sets 75 dBA Noise Limit At Home
Some RestrictionsMonroe County Code § 17-130(a)(2), (c)
(2)The occurrence of any sound that equals or exceeds a measured sound level of 75 dBA or 84 dBC for more than ten percent of any measurement period that shall not be less than ten minutes when measured at or beyond any property boundary of the sound source. ... (c)If a disturbing noise is being established via a sound level meter, reading(s) shall be taken at a distance within 100 feet of the ...
Vehicle Noise
In the unincorporated Florida Keys (Monroe County), every motor vehicle, moped, scooter and motorcycle must run a properly maintained muffler in constant operation, and rapid throttle revving at a standstill or in traffic is unlawful under Sec. 17-132. Vehicles on the public right-of-way are also subject to Florida's own decibel statute, and any law enforcement officer may cite a violator directly.
Monroe County Vehicle Noise Rules
Some RestrictionsMonroe County Code § 17-132(b)
(b)Motor vehicles operating on the public right-of-way are regulated as set forth in F.S. § 403.415. The decibel measurements of this statute shall pertain to motor vehicle noise. It shall be unlawful to operate a vehicle, moped, scooter or motorcycle in the unincorporated areas of Monroe County in violation of this statute. In addition, every vehicle, moped, scooter or motorcycle shall be equi...
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