Outdoor music events in unincorporated Polk County must meet the Polk County Noise Ordinance, obtain a sound permit if needed, keep noise limited to the site, and are reviewed by the Sheriff's Department. Home-based outdoor music is governed by the lot-line standard.
For outdoor event uses, the Polk County Zoning Ordinance requires that light, noise, and dust be limited to the site, that the event meet the Polk County Noise Ordinance and obtain a sound permit if necessary, and that the Sheriff's Department review the event and may require security. This is the county's main tool for concerts, festivals, and large gatherings. For ordinary residential outdoor music, the performance standard that noise not be excessive at the lot line and the nuisance regulation apply. Cities regulate outdoor music separately.
Operating an event without a required sound permit or exceeding permit conditions violates the conditional-use approval; enforced as a zoning violation (misdemeanor) with abatement and civil penalties.
Other ordinances people look up for this city. Green dot = verified primary-source excerpt.
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