10 county-level rules, plus city-specific rules for 1 city in Greenville County, South Carolina.
Verified from official government sources
In unincorporated Greenville County, noise crossing your property line may not exceed 70 dB from 7:00 a.m. to 10:00 p.m., or 60 dB from 10:00 p.m. to 7:00 a.m. The lower nighttime cap functions as quiet hours.
Greenville County's noise ordinance expressly does not apply to noise on construction sites. The county code sets no specific decibel cap or start/stop hours for construction in unincorporated areas, though incorporated cities may.
Greenville County makes it unlawful to keep a pet that howls, barks, whines or cries enough to disturb neighbors within 200 feet of a residence. Enforcement usually needs two signed complaints from separate households.
Greenville County has no dedicated leaf-blower ordinance. Its noise ordinance expressly exempts lawn and yard maintenance activities, so routine leaf-blower and mower use is not covered by the county decibel limits.
Amplified sound from radios, stereos, and other sound devices may not exceed 70 dB at a neighbor's property line from 7 a.m. to 10 p.m., or 60 dB from 10 p.m. to 7 a.m. Low-bass vibrations that disturb residents are also prohibited.
Greenville County's noise ordinance expressly does not apply to airport and airplane noise. Aircraft noise is regulated by the FAA and the airport authority, not the county decibel limits.
Greenville County's noise ordinance does not apply to any lawfully established business or industry, except establishments where on-site alcohol consumption occurs. Industrial noise is largely governed by zoning, not the decibel ordinance.
The county caps noise crossing a property line at 70 dB (7 a.m.-10 p.m.) and 60 dB (10 p.m.-7 a.m.). Measurements use A-weighting, slow response, on an ANSI Type 1 or Type 2 meter placed at the property line.
Outdoor music must stay under 70 dB at a neighbor's property line during the day and 60 dB overnight. Parades, carnivals, and public social events between 7 a.m. and 10 p.m. are exempt from the county decibel limits.
It is unlawful in Greenville County to play a car stereo or sound device in a motor vehicle if the sound is audible 50 feet away. Fines start at up to $250 and escalate to forfeiture of the equipment on a third offense.
1 cities in Greenville County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
See every category we cover for Greenville County — parking, noise, fences, fires, animals, pools, and more.
Greenville County Ordinance Hub →