Noise Ordinances in Suffolk County, NY (2026)
4 county-level rules, plus city-specific rules for 3 cities in Suffolk County, New York.
Verified from official government sources
Construction Hours
County law exempts construction noise from the general noise-disturbance ban only from 7 a.m. to 6 p.m. on weekdays. Running equipment on County highways or County-owned property outside that window, or anytime on weekends and holidays, is barred unless it's emergency work or meets other exceptions.
Suffolk County Bars Construction Noise on County Land
Some RestrictionsSuffolk County Code § 618-5B(3)
The noise from construction activity, except for operating or permitting the operation of any tools or equipment used in construction, drilling, earth-moving, excavating or demolition work between the hours of 6:00 p.m. and 7:00 a.m. the following day on weekdays or at any time on weekends or legal holidays, except: (a) Emergency work. (b) When the sound level does not exceed any applicab...
Amplified Music & Outdoor Sound
On County highways, rights-of-way, County-owned property and County buses, Suffolk County caps sound sources, including radios, amplifiers and boom boxes, at 65 dBA in daytime, 50 dBA at night near residential receivers.
Suffolk County Caps Amplified Sound on County Land
Some RestrictionsSuffolk County Code § 618-4
No person shall cause, suffer, allow or permit the operation of any source of sound on any County highway or within the limits of the right-of-way of such highway or upon any parcel of real estate owned by the County of Suffolk or upon buses owned, leased or operated by the County of Suffolk in such a manner as to create a sound level that exceeds the particular sound level limits set forth in ...
Decibel Limits
Suffolk County caps sound at County-owned properties and highways: 65 dBA near residential areas by day, 50 dBA at night, 65 dBA near commercial land, and 70 dBA near industrial land, measured at the property line.
Suffolk County Limits Noise to 65-70 dBA by Zone
Some RestrictionsSuffolk County Code § 618-4
No person shall cause, suffer, allow or permit the operation of any source of sound on any County highway...or upon any parcel of real estate owned by the County of Suffolk...in such a manner as to create a sound level that exceeds the particular sound level limits set forth in Table I of this section, when measured at or within the real property line of the County-owned property... Table I: Re...
Vehicle Noise
Playing a car radio, stereo or amplifier loud enough to create a noise disturbance on any Suffolk County highway, county-owned property, or county bus is a criminal offense punishable by up to a year in jail.
Suffolk County Bans Loud Vehicle Stereos on County Roads
Some RestrictionsSuffolk County Code § 618-3B
No person shall cause, suffer, allow or permit the operation or playing of any noise device or apparatus on any County highway or within the limits of the right-of-way of such highway, in whatever capacity or for whatever purpose, or upon any parcel of real estate owned by the County of Suffolk or upon buses owned, leased or operated by the County of Suffolk in such a manner as to create a nois...
Noise Ordinances by City in Suffolk County
3 cities in Suffolk County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
All Suffolk County ordinances
See every category we cover for Suffolk County: parking, noise, fences, fires, animals, pools, and more.
Suffolk County Ordinance Hub →