Does Johnson County, IA have its own quiet hours ordinance?

No. Johnson County, IA does not appear to have a local quiet hours ordinance, Iowa state law applies instead. The rules summarized on this page come from Iowa Code.

Key Facts Ordinance Text Full Breakdown Violations FAQ Sources More in Johnson County

Johnson County, IA Noise Ordinances: Quiet Hours (2026)

Heavy Restrictions

Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Quiet hours in Johnson County, IA, also called the noise ordinance, nighttime noise rules, or residential quiet time, define the hours during which excessive noise is prohibited.

Key Facts

Quiet Hours: 10 PM to 7 AM typical
Disorderly House: Iowa City Code 8-5-5
First Offense: $750 civil penalty
Repeat: $1,000 civil penalty
State Law: Iowa Code 723.4

Summary

Iowa City enforces its noise ordinance and a well-known disorderly house rule aimed at loud student rentals near campus. Overnight noise disturbances draw police citations, and repeat nuisance parties carry civil penalties of $750 or more.

City-specific rules exist: Iowa City has its own quiet hours rules that differ from Johnson County's county-level regulations. If you live in Iowa City, check the city-specific page instead.

Makes loud and raucous noise in the vicinity of any residence or public building which intentionally or recklessly causes unreasonable distress to the occupants thereof.

Source: Iowa CodeView official code

Full Breakdown

Iowa City's noise control code (Title 6, Chapter 4) prohibits noise disturbances, and amplified sound is generally not allowed in residential areas. The city layers on its disorderly house ordinance (Code 8-5-5): a tenant or owner who lets loud, raucous parties continue faces a municipal infraction of $750 for a first offense and $1,000 for repeats, plus a simple misdemeanor charge. State law, Iowa Code 723.4, makes loud and raucous noise near a residence a simple misdemeanor. In unincorporated Johnson County, the sheriff enforces 723.4 and the county nuisance ordinance. Coralville and North Liberty run their own noise codes.

Violations & Fines

Disorderly house: $750 first offense, $1,000 for repeats, plus a possible simple misdemeanor. State disorderly conduct under 723.4 is a simple misdemeanor. Repeat nuisance parties can jeopardize a rental permit.

Frequently Asked Questions

What is Iowa City's disorderly house rule?

It lets the city cite the tenant or owner when loud parties continue on a property. First offense is $750, repeats $1,000, plus a possible simple misdemeanor.

Sources & Official References

[1]Iowa Code

Other rules in Johnson County

Fence Regulations: Height LimitsSome Restrictions Amplified Music & Outdoor SoundHeavy Restrictions Decibel LimitsSome Restrictions Parking Rules: EV ChargingSome Restrictions Parking Rules: Driveway RulesSome Restrictions Parking Rules: Abandoned VehiclesSome Restrictions Parking Rules: Loading ZonesSome Restrictions Fence Regulations: Fence Permit RequirementsLight Restrictions

All Johnson County rules

How Johnson County compares: Cities with the Strictest Noise Ordinances·Compare Johnson County to another location·View the Iowa noise ordinances overview

See something wrong?

Help us keep this page accurate. If you notice an error or outdated information, let us know.

Quiet Hours in Cities Across Johnson County

Iowa City, IA