Noise Ordinances in Linn County, IA (2026)
4 county-level rules, plus city-specific rules for 1 city in Linn County, Iowa.
Verified from official government sources
Barking Dogs
Habitual barking, howling or yelping that disturbs a neighbor's peace is a county infraction in unincorporated Linn County, unless the animal is properly licensed and kenneled.
Linn County Barking Dog Nuisance Rule
Some RestrictionsLinn County Code § 6-24(c)
It shall be unlawful for the owner of an animal or person having an animal in their possession, care, custody, or control to allow or permit said animal to create a disturbance by engaging in frequent and/or habitual howling, yelping, barking or other vocalizations when such disturbance interferes with the comfortable enjoyment of life or property of another. This subsection (c) shall not apply...
Amplified Music & Outdoor Sound
Outdoor amphitheaters and stadiums in unincorporated Linn County must sit at least 500 feet from residentially zoned land, get county-approved hours of operation, and mitigate noise impacts as part of site plan review.
Linn County Outdoor Amphitheater Noise Rules
Some RestrictionsLinn County Code § 107-115(p)
(p)Recreation and entertainment, outdoor, outdoor amphitheater, stadium. Outdoor amphitheaters and outdoor stadiums shall meet the following standards: (1)Major site plan required. A major site plan shall be submitted and reviewed prior to the approval of an outdoor amphitheater or outdoor stadium. (2)Street access. The site shall have access to a hard surfaced road of sufficient capacity to ...
Decibel Limits
Large gas-fired power plants and nuclear facilities in unincorporated Linn County can't exceed 55 dBA near homes (65 dBA elsewhere), and routine noisy maintenance is limited to weekday daytime hours under the county's EU-2 zoning standards.
Linn County Industrial Facility Noise Caps
Significant RestrictionsLinn County Code § 107-150(g)(7)
(7)Noise Analysis for gas-fired electric generating facility. No operating ...facility shall produce decibel levels exceeding any of the following limitations...: a.The average hourly noise level shall not exceed (55) dBA or (65) dBC as measured from the outer wall of any occupied structure within residentially zoned property adjacent to the proposed development. ...b.Routine ...testing, mainte...
Vehicle Noise
Linn County requires all-terrain vehicles and off-road utility vehicles operating on county-designated roadways to carry a muffling device that meets Iowa's ATV noise standard; running one without a compliant muffler is unlawful operation under the county code.
Linn County ATV Muffler Noise Rule
Some RestrictionsLinn County Code § 26-1(d)(4)
A person shall not operate an all-terrain vehicle and/or off-road utility vehicle under any of the following conditions: ... (4) Without the following equipment: a. Properly functioning headlight and taillight, operational brakes, functioning brake lights, and speedometer. b. A properly functioning muffling device that complies with the standards and procedures required by I.C.A. § 321I.12.
Noise Ordinances by City in Linn County
1 cities in Linn County have their own noise ordinances rules. Each link goes to that city's dedicated page with code citations.
All Linn County ordinances
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