Noise Ordinances in Des Plaines, IL (2026)
10 verified noise ordinances for Des Plaines, Illinois, sourced directly from the municipal code and official government pages.
Verified from official government sources
Quiet Hours
Des Plaines City Code 6-2-7(E)(3) sets quiet hours from 10:00 P.M. to 7:00 A.M. on weeknights, and from 11:00 P.M. to 10:00 A.M. before Saturdays, Sundays, and official city holidays. During quiet hours, sound crossing a lot line above 50 dBA (or 40 dBA inside another structure) is excessive noise.
Quiet Hours: 10 PM-7 AM (11 PM-10 AM weekends/holidays)
Heavy RestrictionsDes Plaines City Code 6-2-7(E)(3)-(4) (Ord. M-32-14, 9-15-2014)
3. "Quiet hours" means the period of time beginning at ten o'clock (10:00) P.M. and ending at seven o'clock (7:00) A.M. the following day, unless the following day is a Saturday, Sunday or official city holiday, in which case "quiet hours" means the period of time beginning at eleven o'clock (11:00) P.M. and ending at ten o'clock (10:00) A.M. the following day. Official city holidays are New Ye...
Construction Hours
Des Plaines City Code 6-2-7(B)(1)(b) exempts construction, demolition, and property-improvement work from the noise ordinance only when performed 7:00 A.M.-7:00 P.M. Monday through Saturday, and 10:00 A.M.-6:00 P.M. on Sundays and official city holidays. Work outside those windows is subject to the excessive-noise limits.
Construction Hours: 7 AM-7 PM Mon-Sat, 10 AM-6 PM Sun/Holidays
Some RestrictionsDes Plaines City Code 6-2-7(B)(1)(b) (Ord. M-32-14, 9-15-2014)
b. All work and activities related to the construction or demolition of any building or structure, or the improvement of any parcel of property, performed between the hours of seven o'clock (7:00) A.M. and seven o'clock (7:00) P.M. on Mondays through Saturdays and the hours of ten o'clock (10:00) A.M. and six o'clock (6:00) P.M. on Sundays and official holidays of the city. The work and activit...
Barking Dogs
Des Plaines City Code 6-1A-11 (Disturbing the Peace) prohibits keeping any animal that by barking, meowing, or other noise constantly disturbs the peace of a family, individual, or neighborhood, and a dog left outdoors barking excessively three or more times in 24 hours may be impounded at the owner's expense.
Barking Dogs: Disturbing the Peace / Impoundment
Some RestrictionsDes Plaines City Code 6-1A-11 (Disturbing the Peace)
No person shall keep any animal shut up or tied in a yard, house, shed, barn or other place, which by barking, meowing or by other noises shall constantly disturb the peace and quiet of any family, individual or neighborhood.
Leaf Blower Rules
Des Plaines restricts motorized lawn equipment, including gas and electric leaf blowers, under the City Code's noise provisions (Title 6, Chapter 6). Equipment may generally be operated 7:00 AM to 9:00 PM Monday through Saturday and 9:00 AM to 7:00 PM on Sundays and federal holidays. Gas-powered blowers remain legal.
Des Plaines Leaf Blower Regulations
Some RestrictionsAmplified Music & Events
Des Plaines City Code 6-2-7(F) makes it unlawful to operate any sound-production or amplification device whose sound crosses a property line and raises total sound on another property above the neighborhood residual level by more than 3 dBC during quiet hours or 6 dBC at all other times, measured inside a complainant's residence.
Amplified Sound: 3 dBC Over Residual During Quiet Hours
Heavy RestrictionsDes Plaines City Code 6-2-7(F) (Ord. M-32-14, 9-15-2014)
F. Definition And Measurement Of Excessive Noise From Amplified Sound: In addition to the other prohibitions on excessive noise set forth in this section, it is unlawful for any person to cause or permit any sound production or amplification device to emit sound that crosses a property line and raises the total sound levels on another property above the neighborhood residual sound level by more...
Aircraft Noise
No Des Plaines-specific ordinance regulates aircraft noise; City Code 6-2-7(B)(1)(f) expressly exempts aircraft operated under federal law, and aircraft-in-flight noise is preempted by the federal government (FAA). Des Plaines lies under O'Hare International Airport approach paths governed by the federal/ONCC noise program.
Aircraft Noise: Federally Preempted; City Exempts Aircraft
Few RestrictionsDes Plaines City Code 6-2-7(B)(1)(f) (Ord. M-32-14, 9-15-2014)
f. Aircraft operated in accordance with, or pursuant to, federal law and regulations and any aircraft operating under technical difficulties or in any kind of distress.
Industrial Noise
Industrial noise in Des Plaines is regulated through Title 6, Chapter 6 of the City Code, the Zoning Ordinance's manufacturing-district performance standards, and Illinois Pollution Control Board (IPCB) decibel limits at 35 Ill. Adm. Code Parts 900–901. Manufacturers must not exceed state limits at adjoining residential property lines.
Des Plaines Industrial Noise Regulations
Some RestrictionsDecibel Limits
Des Plaines' noise ordinance under Title 6, Chapter 6 relies primarily on a plainly-audible and reasonableness standard rather than fixed dBA limits. Measured decibel enforcement between zoning districts follows Illinois Pollution Control Board rules (35 Ill. Adm. Code Parts 900–901).
Des Plaines Decibel Limits
Some RestrictionsOutdoor Music
Outdoor music in Des Plaines falls under Title 6, Chapter 6's amplified-sound provisions. Backyard gatherings with amplified music must comply with the 10 PM quiet-hour cutoff, and recurring outdoor events at commercial venues require special event permits from the City.
Des Plaines Outdoor Music Rules
Some RestrictionsVehicle Noise
Des Plaines City Code 6-2-7(E) applies its dBA limits to vehicles and equipment on the public right of way (excessive at 65 dBA daytime / 50 dBA quiet hours more than 30 feet away), while vehicles on state roads and interstates are exempt (6-2-7(B)(1)(g)) and governed by Illinois Vehicle Code muffler law.
Vehicle Noise: City Right-of-Way Limits + State Muffler Law
Some RestrictionsDes Plaines City Code 6-2-7(E)(5)(b), 6-2-7(B)(1)(g) (Ord. M-32-14, 9-15-2014)
b. Sound emitting from any source not located on a property or inside a structure, including, without limitation, vehicles and equipment located on a public right of way, that exceeds: 1) sixty five (65) dBA measured at any point located more than thirty feet (30') away from the sound source, or 2) fifty five (55) dBA measured at a location inside any structure. ... g. Vehicles on state roads a...
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County ordinances apply to unincorporated areas and may supplement Des Plaines city rules.
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