Noise from Specific Sources in Gwinnett County, GA (2026)
3 rules for unincorporated Gwinnett County, Georgia.
Verified from official government sources
Bar & Nightclub Noise
In unincorporated Gwinnett County, a bar or nightclub's amplified sound cannot be audible 300 feet into a residential area by day or 100 feet overnight.
Gwinnett County Business Amplified Sound Limits
Some RestrictionsGwinnett County Code of Ordinances § 38-47(7)a
It shall be unlawful for any business entity to make, cause, allow, or permit any sound generated through any device that amplifies sound in the normal course of such entity's operation that are plainly audible within any residential area more than 300 feet beyond the boundary of the property from which the sound emanates between the hours of 7:00 a.m. through 11:00 p.m. Sunday through Thursday...
Car Alarm Limits
Gwinnett County's noise code specifically calls out testing of car alarms as regulated "sound," so an alarm going off and carrying past the article's distance limits is a noise disturbance like any other, not an exempt category, under Sec. 38-45.
Gwinnett County Car Alarm Noise Rule
Some RestrictionsGwinnett County Code § 38-45
Sound means any oscillation in pressure, particle displacement, particle velocity or other physical parameter, in a medium with internal forces that causes compression and rarefaction of that medium. The description of sound may include any characteristic of such sound, including duration, intensity, and frequency. Bass reverberations constitute sound. Sound includes, but is not limited to:(1)M...
Low-Frequency Bass Limits
Gwinnett County's noise ordinance defines "sound" to expressly include bass reverberations, and "plainly audible" to expressly include low frequency sound reverberations, so a bass-heavy stereo, subwoofer, or car audio system is regulated noise under Sec. 38-45 the moment it crosses the distance and time thresholds set in the rest of Article III.
Gwinnett County Low-Frequency Bass Noise Rule
Some RestrictionsGwinnett County Code § 38-45
Plainly audible shall mean any sound produced by a source, which can be heard by any person of ordinary sensibilities using his or her unaided hearing faculties. Measurement standards shall be the auditory senses. Words or phrases need not be discernible and low frequency sound reverberations are included. ... Sound means any oscillation in pressure, particle displacement, particle velocity or ...
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