Noise Ordinances in Martin County, FL (2026)
7 rules for unincorporated Martin County, Florida.
Verified from official government sources
Construction Hours
Construction equipment and outside construction work cannot run in unincorporated Martin County between 9:00 p.m. and 7:00 a.m. under Code of Ordinances Sec. 67.305.B. A contractor who needs overnight work, for emergency repairs or a tight paving schedule, must first get a variance from the Board of Zoning Adjustment before starting.
Martin County Construction Noise Hours
Some RestrictionsMartin County Code of Ordinances Sec. 67.305.B
67.305.B. Construction equipment and activity. Operating or causing to be operated any equipment or performing any outside activity in furtherance of construction, repair, alteration or demolition work on buildings, structures, roads, or projects within the County between the hours of 9:00 p.m. and 7:00 a.m. unless a variance as set forth in section 67.308 for such construction or repair work b...
Barking Dogs
Martin County's noise ordinance flatly bans letting a dog or other animal habitually bark, whine, howl, squawk, screech, or crow in a way that is objectionable, enforced under section 67.305.N with civil penalties starting at $100.00 and climbing to $500.00 for repeat violations.
Martin County Barking Dog Noise Law
Some RestrictionsMartin County Code of Ordinances § 67.305.N
67.305.N. Animal noises. It shall be unlawful for the owner or custodian of any animal to permit such animal to habitually bark, whine, howl, squawk, screech, crow or cause any other noise which is objectionable due to pitch, frequency, timing, or any combination thereof.
Leaf Blower Rules
Landscape maintenance noise, including leaf blowers, that crosses a property line is banned countywide from 9:00 p.m. to 7:00 a.m.
Martin County Leaf Blower Hours
Some RestrictionsSec. 67.305.L
Landscape maintenance. Undertaking landscape maintenance activities in such a manner as to create noise across a real property boundary between the hours of 9:00 p.m. and 7:00 a.m. Golf courses engaged in the regular maintenance of greens, fairways, practice areas, etc., are exempt from this provision. 67.305.M. Powered model vehicles. Operating or permitting the operation of powered model v...
Amplified Music & Outdoor Sound
Martin County caps exterior loudspeakers and live music that disturbs neighbors, with a stricter plainly-audible standard from 9 p.m. to 7 a.m.
Martin County Outdoor Music Noise Limits
Some RestrictionsSec. 67.305.A
Operating or permitting the use or operation of any radio receiving set, television set, phonograph, drum, musical instrument, exterior loudspeaker, sound amplifier or other machine or device in such a manner as to disturb the peace, quiet and comfort of the neighboring inhabitants... The operation of any such ... device between the hours of 9:00 p.m. and 7:00 a.m. in such manner as to be plain...
Aircraft Noise
Martin County's Land Development Regulations set mandatory noise abatement flight procedures for Witham Field: jet aircraft must reduce power after takeoff to hold a 1,000-foot-per-minute climb until reaching 3,000 feet, reciprocating aircraft fly a 1,000-foot MSL left-turn pattern, and every runway has an assigned departure heading unless the control tower directs otherwise.
Martin County Witham Field Aircraft Noise Rules
Light RestrictionsMartin County LDR §§ 4.552.A-B, 4.553.A-C (Article 4, Division 12, Subdivision 3, Noise Abatement)
4.552.A.All jet aircraft using Witham Field shall reduce power after takeoff so as to maintain a safe airspeed and a moderate rate of climb (1,000 feet per minute). All jet aircraft may resume a normal climb schedule after the aircraft reaches an altitude of 3,000 feet. ... 4.553.A. All reciprocating aircraft shall use 1,000 feet mean sea level (MSL) for traffic pattern altitude. 4.553.B. All r...
Decibel Limits
Martin County caps sound at a property line by land use and time of day, from 50 dB(A) at night near institutions up to 70 dB(A) daytime in industrial and agricultural areas.
Martin County Decibel Limits by Zone
Some RestrictionsSec. 67.306
Maximum permissible sound levels by receiving land use are set forth in table 1. It shall be unlawful to operate or cause to be operated any source of sound or to project a sound or noise across a real property boundary in such a manner as to create a sound level which exceeds the limits set forth for the receiving land use designation in table 1... Residential ... 7:00 a.m.—9:00 p.m. ... 60 dB...
Vehicle Noise
Running a car, truck or boat engine without a working muffler is a noise-code violation in unincorporated Martin County. Sec. 67.305.C requires a muffler or equally effective device that prevents loud or explosive engine noise, and a separate rule bars noisy vehicle or motorboat repair work near homes at night.
Martin County Vehicle Muffler Noise Rule
Some RestrictionsMartin County Code of Ordinances Sec. 67.305.C
67.305.C. Engine mufflers. Operating any internal combustion engine, including such an engine associated with a motorboat, or motor vehicle without a muffler or other device at least as effective as that installed as original equipment by the manufacturer, which will effectively prevent loud or explosive noises therefrom.
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