10 county-level rules, plus city-specific rules for 2 cities in Polk County, Florida.
Verified from official government sources
Unincorporated Polk County has no fixed decibel-based curfew. Instead, any sound plainly audible 50 feet from its source, or loud enough to annoy reasonable people, is a prohibited "noise disturbance" at any hour. Time of day is one factor officers weigh when judging a violation.
Polk County Code Sec. 10.5-52 (Ord. 2025-049, § 5)
Noise disturbance means any sound which is: (a) Plainly audible at a distance of fifty (50) feet from the source of the sound; or ... (d) Of such duration, volume, or intensity as to alarm, disturb, or annoy reasonable people.
Permitted construction in unincorporated Polk County is exempt from the noise ordinance only when it happens between 6:00 a.m. and 9:00 p.m. Construction noise outside that window is not exempt and can be cited as a prohibited noise disturbance.
Polk County Code Sec. 10.5-51(12) (Ord. 2025-049, § 4)
Construction activities exempt from, or for which Polk County has issued a development permit; provided such activity occurs between 6:00 a.m. and 9:00 p.m.
In unincorporated Polk County, letting a dog bark, howl or whine continuously or intermittently for 10 minutes or more between 9:00 p.m. and 6:00 a.m. is a prohibited noise disturbance. Daytime barking is judged under the general nuisance standard.
Polk County Code Sec. 10.5-55(2) (Ord. 2025-049, § 8)
Allowing a dog to bark, howl, or whine continuously or intermittently for a period of ten (10) minutes or more between the hours of 9:00 p.m. and 6:00 a.m. such that it creates a noise disturbance.
Polk County has no leaf-blower ban, but lawn and yard equipment is exempt from the noise ordinance only when operated between 6:00 a.m. and 9:00 p.m. Reasonable use of blowers, mowers and trimmers in that window is allowed in unincorporated areas.
Polk County Code Sec. 10.5-51(19) (Ord. 2025-049, § 4)
Reasonable operation of equipment associated with the following activities between 6:00 a.m. and 9:00 p.m.: Lawn care, soil cultivation, maintenance of trees, hedges, and gardens; the use of lawnmowers, saws, and tractors; tree trimming; and limb clipping.
In unincorporated Polk County it is a prohibited noise disturbance to play any radio, TV, audio system, musical instrument or similar device, or to amplify the human voice or music, at a volume that becomes a noise disturbance (plainly audible 50 feet away or disturbing to reasonable people).
Polk County Code Sec. 10.5-55(1) (Ord. 2025-049, § 8)
Playing or permitting the playing of any radio, television, audio system, musical instrument or similar device, or amplifying the human voice, sound or music, to such a volume as to be a noise disturbance.
Polk County does not regulate aircraft noise. Sec. 10.5-51(4) exempts aircraft and airport activity conducted under federal law from the county noise ordinance. Aircraft noise is governed by the FAA, which preempts local aviation-noise rules.
Polk County Code Sec. 10.5-51(4) (Ord. 2025-049, § 4)
Aircraft and airport activity conducted in accordance with federal laws and regulations.
Sounds originating within nonresidential (commercial/industrial) land-use districts, and phosphate mining activity, are largely exempt from Polk County's noise ordinance, except for the specific prohibited acts in Sec. 10.5-55. Limerock mining noise is cross-referenced under Sec. 10-64.
Polk County Code Sec. 10.5-51(15) (Ord. 2025-049, § 4)
Sounds relating to and originating from legal, pre-existing, nonconforming, commercial and industrial activities (except for those sounds specifically prohibited in section 10.5-55 of this division).
Polk County's noise ordinance does not set numeric decibel (dBA) limits. As of September 2, 2025 (Ord. 2025-049) the county measures violations by a "plainly audible at 50 feet" and reasonable-person standard rather than a sound-meter reading.
Polk County Code Sec. 10.5-52(4) (Ord. 2025-049, § 5)
Plainly audible means any sound that can be clearly heard by a person with normal hearing at a distance of fifty (50) feet from the source of the sound.
Under the Polk County Outdoor Concert Ordinance, outdoor concerts in unincorporated areas may not be conducted after 11:00 p.m. or before 10:00 a.m. Everyday amplified outdoor music is also limited by the noise-disturbance rule.
Polk County Code Sec. 10.5-41(f) (Ord. 17-011)
Outdoor concerts shall not be conducted after the hours of 11:00 p.m. and before 10:00 a.m.
Polk County prohibits vehicle sound systems plainly audible 50 feet away and manner-of-driving noise such as screeching tires or repeated revving. Car-stereo violations carry escalating fines of $100, $250, then $500.
Polk County Code Sec. 10.5-60(c)(1) (Ord. 14-073)
It is unlawful for any person who operates or occupies a motor vehicle in Polk County, Florida, to operate or amplify the sound produced by a radio or other mechanical or electrical sound making device or instrument from within the motor vehicle so that the sound is unreasonably excessive.
2 cities in Polk County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
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