Noise Ordinances in Cobb County, GA (2026)
8 county-level rules, plus city-specific rules for 1 city in Cobb County, Georgia.
Verified from official government sources
Quiet Hours
In unincorporated Cobb County, sound that disturbs a neighbor's comfort or repose breaks the noise ordinance once it tops 70 dBA between 7:00 a.m. and 10:59 p.m., dropping to a stricter 65 dBA cap from 11:00 p.m. until 6:59 a.m. Officers measure decibels at the complaining neighbor's property line, not at the noise source, under Cobb County Code Section 50-257.
Cobb County Quiet Hours: 65 dBA After 11 PM
Some RestrictionsCobb County Code of Ordinances § 50-257(a)-(c)
(a) It shall be unlawful and punishable as provided in section 1-10 for any person within the unincorporated areas of the county to violate any of the provisions of this article. (b) Except as otherwise provided herein, it shall be unlawful for any person to make, continue or cause to be made or continued any loud noise which either disturbs, injures or endangers the comfort, repose, health, pe...
Construction Hours
In unincorporated Cobb County, noisy construction work, excavation, demolition, alteration or repair of a structure, and equipment like pile drivers, pneumatic hammers, saws and drills, is a code violation unless it happens between 7:00 a.m. and 8:59 p.m., Monday through Saturday. Sunday work is barred entirely. The rule sits at Code of Ordinances § 50-258(8) and is enforced as a misdemeanor under the county's general penalty section, § 1-10.
Cobb County Construction Noise Hours: 7 AM to 9 PM
Some RestrictionsCobb County Code of Ordinances § 50-258(8)
The following acts are declared to be loud, disturbing and unnecessary noises in violation of this article; but this enumeration shall not be deemed to be exclusive: ... (8) Construction or repair of structures. The erection (including excavation), demolition, alteration or repair of any structure, as well as the operation of any pile driver, steam shovel, pneumatic hammer, derrick, steam or el...
Barking Dogs
In unincorporated Cobb County, keeping an animal or bird whose frequent or long-continued noise disturbs a neighbor's comfort or repose is a noise-ordinance violation under Code § 50-258(5). Horses, livestock and poultry are exempt if kept per zoning rules. A conviction carries the general Code penalty of up to $1,000 and 60 days under O.C.G.A. § 15-10-60.
Cobb County Barking Dog Noise Rule
Some RestrictionsCobb County Code of Ordinances § 50-258(5)
The following acts are declared to be loud, disturbing and unnecessary noises in violation of this article; but this enumeration shall not be deemed to be exclusive: ... (5) Animals, birds. The keeping of any animal or bird which by causing frequent or long continued noise shall disturb the comfort or repose of any persons in the vicinity. This section shall not apply to horses, livestock, poul...
Leaf Blower Rules
Unincorporated Cobb County bans noisy landscaping equipment, mowers, trimmers, chainsaws, pressure washers, and leaf blowers, gas or electric, between 9:00 p.m. and 6:59 a.m. on any day of the week in residentially-zoned parcels. The rule targets equipment noise that disturbs a neighbor's peace and quiet, and it sits inside the county's broader noise ordinance at Code § 50-258.
Cobb County Leaf Blower Hours: 9 PM to 7 AM
Some RestrictionsCobb County Code § 50-258(12)
(12)Landscaping equipment. The operation of any noise-creating equipment including but not limited to lawnmowers, weed eaters, chainsaws, pressure washers, and blowers either gas powered or electric which causes noise that would annoy or disturb the peace, quiet and comfort of the neighboring inhabitants shall not be used in residentially-zoned parcels between the hours of 9:00 p.m. and 6:59 a....
Amplified Music & Outdoor Sound
In unincorporated Cobb County, playing a radio, musical instrument, phonograph or other sound-producing device so it disturbs neighbors' peace and quiet is a noise-ordinance violation under County Code § 50-258(2), regardless of decibel reading. Outdoor loudspeakers and sound amplifiers used for commercial advertising are banned outright except for live, in-person voice announcements. Sound trucks face separate restrictions.
Cobb County Amplified Music and Loudspeaker Rules
Some RestrictionsCobb County Code § 50-258(2)-(3)
The following acts are declared to be loud, disturbing and unnecessary noises in violation of this article; but this enumeration shall not be deemed to be exclusive: ... (2)Radios, phonographs, musical instruments. The using, operating or permitting to be played, used or operated of any radio receiving set, musical instrument, phonograph or other machine or device for the producing or reproduci...
Aircraft Noise
Cobb County Code § 14-74(4) requires every pilot using Cobb County Airport, McCollum Field, to follow published federal, state, and local noise abatement procedures. The rule sits inside the airport's broader air traffic regulations, alongside ATCT-directed traffic patterns and runway-altitude rules, and it explicitly cannot override an active air traffic control tower instruction.
Cobb County Airport Noise Abatement Procedure
Light RestrictionsCobb County Code § 14-74(4)
The following air traffic regulations shall govern aircraft using the airport: (1) During the hours of operation of the ATCT, the airport traffic pattern and movement of aircraft on designated taxiways shall be as directed by the ATCT. During the hours when the ATCT is not in operation, runway 9 is righthand traffic (nonstandard). (2) Traffic pattern altitude on downwind leg for runways 09 and ...
Decibel Limits
Cobb County's unincorporated areas cap loud noise at 70 dBA from 7 a.m. to 10:59 p.m. and 65 dBA overnight, measured at the complaining property's location.
Cobb County Noise Limit: 70 dBA Day, 65 Night
Some RestrictionsCobb County Code of Ordinances § 50-257(b)
(b)Except as otherwise provided herein, it shall be unlawful for any person to make, continue or cause to be made or continued any loud noise which either disturbs, injures or endangers the comfort, repose, health, peace or safety of others in the unincorporated areas of the county which:(1)From 7:00 a.m. until 10:59 p.m., exceeds 70 dBA measured from the complainant location;(2)From 11:00 p.m....
Vehicle Noise
Cobb County makes it unlawful, in the unincorporated county, to let exhaust escape without an effective muffler or to drive a vehicle so out of repair or loaded that it grates, grinds or rattles loudly. County Code § 50-258(6)-(7) singles out engine and vehicle noise separately from the article's general 70/65 dBA limit, with violations punishable as misdemeanors under § 1-10.
Cobb County Bans Unmuffled Vehicle Exhaust Noise
Some RestrictionsCobb County Code § 50-258(6)-(7)
(6)Exhausts. The discharge into the open air of the exhaust of any steam engine, internal-combustion engine or motorboat except through a muffler or other device which will effectively prevent loud or explosive noises therefrom. This shall include internal-combustion generators except those specifically utilized in medical emergencies, during power outages, or those being tested or maintained f...
Noise Ordinances by City in Cobb County
1 cities in Cobb County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
All Cobb County ordinances
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