Iowa City, IA Noise Ordinances: Quiet Hours (2026)
Quiet hours in Iowa City, IA, also called the noise ordinance, nighttime noise rules, or residential quiet time, define the hours during which excessive noise is prohibited.
Key Facts
- Plainly audible test
- 50 feet or across property line
- Minimum duration
- more than 30 continuous seconds
- Loading/trash curfew
- 10:00 PM to 6:00-7:00 AM
- Construction curfew
- 7:00 AM to 10:00 PM
- Misdemeanor fine
- $65.00
Summary
Iowa City bars noise disturbances at all hours, not just at night. City code 6-4-2 makes it unlawful to cause plainly audible noise across a property line, or fifty feet from a vehicle, that lasts more than thirty continuous seconds, with no general daytime exemption.
B. No person shall cause or create, or permit the causing or creating of, a noise disturbance that is plainly audible by any person: 1) either across a real property line or at a distance of fifty feet (50'); and 2) for more than thirty (30) continuous seconds. ... 6-4-4: ... VIOLATION: ... Violation of this chapter shall be considered a municipal infraction punishable by a penalty as provided for in subsection 1-4-2D1 of this code or a simple misdemeanor punishable by a fine of sixty five dollars ($65.00).
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: 2026 S-26: Code current through: Ord. 26-4985, passed May 19, 2026).
Full Breakdown
Iowa City does not run its general noise rule on a fixed nighttime clock. Section 6-4-2 of the city code prohibits any noise disturbance, defined in 6-4-1 as loud and raucous noise or noise that unreasonably disturbs the comfort, repose, health, peace or safety of reasonable persons of ordinary sensitivity, that is plainly audible either across a real property line or fifty feet from its source for more than thirty continuous seconds. The same thirty-second, fifty-foot test applies to sound production devices played inside a motorized vehicle.
under 6-4-2G. , events permitted under title 10, and church bells. A resident bothered by noise outside those specific curfew windows still has the general 6-4-2B plainly-audible standard available at any hour of the day or night.
Violations & Fines
Violating chapter 6-4 is a municipal infraction punishable under subsection 1-4-2D1 of the city code, or a simple misdemeanor carrying a $65.00 fine, under section 6-4-4. Both tracks are available for the same conduct, letting Iowa City police or the city attorney choose civil or criminal enforcement depending on the circumstances of the complaint.
Frequently Asked Questions
Does Iowa City have set quiet hours at night?
What counts as a noise disturbance under Iowa City code?
What is the penalty for a noise violation in Iowa City?
Sources & Official References
Other rules in Iowa City
How Iowa City compares: Cities with the Strictest Noise Ordinances·Compare Iowa City to another location·View the Iowa noise ordinances overview
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