Quiet Hours: 7:00 PM - 7:00 AM for residential and commercial zones.
Residential Decibel Limit: 55 dBA (7 AM - 7 PM) (Day) / 50 dBA (7 PM - 7 AM) (Night)
Summary: Naperville, IL noise ordinances, detailed in the Municipal Code Title 6, Chapter 14, designate quiet hours from 7:00 PM to 7:00 AM for residential and commercial zones. Decibel limits vary by zone and time, with residential areas restricted to 50 dBA during quiet hours and 55 dBA during non-quiet hours. Construction and amplified sound also have specific restrictions and hours.