Noise Ordinances in Waukesha County, WI (2026)
3 county-level rules, plus city-specific rules for 1 city in Waukesha County, Wisconsin.
Verified from official government sources
Quiet Hours
Waukesha County sets no countywide quiet-hours ordinance; your city, village or town does. In unincorporated towns the county nuisance and Wisconsin disorderly-conduct law apply. As an example, the City of Waukesha treats unreasonably disturbing noise as a public nuisance, effectively 10 p.m.–7 a.m.
Quiet Hours in Waukesha County, Wisconsin
Some RestrictionsWis. Stat. 947.01(1)
Whoever, in a public or private place, engages in violent, abusive, indecent, profane, boisterous, unreasonably loud or otherwise disorderly conduct under circumstances in which the conduct tends to cause or provoke a disturbance is guilty of a Class B misdemeanor.
Amplified Music & Outdoor Sound
Waukesha County limits amplified sound in its parks by distance, not decibels: radios, disc players, musical instruments and similar devices may not be heard more than 15 feet away in a campsite area, or more than 75 feet away elsewhere in the park, and never past a point 75 feet from the park's boundary. The director can waive the limit for authorized concerts and public gatherings.
Amplified Sound Rules in Waukesha County Parks
Some RestrictionsWaukesha County Code § 14-152(a)-(c)
(a) No person shall use or operate any radio, tape or disc player, musical instrument or other mechanical or electrical sound making, reproducing or amplifying device in a park so as to be heard at a distance greater than (a) 15 feet from the instrument, device, radio or tape or disc player if used in a campsite area, or (b) 75 feet from the instrument, device, radio or phonograph if used in a ...
Vehicle Noise
Loud vehicles are governed by Wisconsin state law, not a county ordinance. Wis. Stat. 347.39 requires an adequate muffler that prevents excessive or unusual noise and bans exhaust modifications that amplify sound. County sheriff and municipal police enforce it on all roads.
Vehicle Noise Rules in Waukesha County, Wisconsin
Some RestrictionsWis. Stat. 347.39(1)
No person shall operate on a highway any motor vehicle subject to registration unless such motor vehicle is equipped with an adequate muffler in constant operation and properly maintained to prevent any excessive or unusual noise or annoying smoke.
Noise Ordinances by City in Waukesha County
1 cities in Waukesha County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
All Waukesha County ordinances
See every category we cover for Waukesha County: parking, noise, fences, fires, animals, pools, and more.
Waukesha County Ordinance Hub →