Amplified music rules in Thornton, CO — also called sound permit, PA system, or live music ordinances — set decibel limits, time-of-day restrictions, and when permits are required.
Thornton regulates amplified music under the general noise ordinance. Sound amplification permits available for events. CRS §18-9-106 applies.
Thornton requires amplified sound at events to comply with noise ordinance limits. Sound amplification permits available for public events. Residential amplified music must not exceed property-line noise limits. Outdoor events need permits with noise conditions. Live music venues operate under conditional use permits. CRS §18-9-106 covers unreasonable noise disturbances from amplified music.
Noise violation: $150 to $500. Unpermitted event: $500+. Disturbing the peace: Class 1 petty offense up to $500.
Thornton, CO
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Side-by-side rule comparisons with other cities in Adams County.
See how other cities in Adams County handle amplified music & events.
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