Fort Collins's Noise Ordinances: The Rules That Matter

Every city handles noise ordinances a little differently. In Fort Collins, Colorado, there are 5 distinct rules that residents and property owners should be aware of. Some are stricter than what neighboring cities enforce, and others are more relaxed. Here is what you need to know.

Construction Hours

Fort Collins allows construction typically 7 AM to 7 PM weekdays, 8 AM to 5 PM Saturdays. Sunday and holiday work generally restricted.

Key details: Weekday: 7 AM to 7 PM. Saturday: 8 AM to 5 PM. Sunday: Restricted/prohibited. Emergency: Exempt.

First offense: $200 to $500. Stop-work orders for violations outside permitted hours. Repeat offenses: up to $1,000.

Leaf Blower Rules

Fort Collins has no leaf blower-specific ban. General noise ordinance limits apply during operation. Gas-powered blowers remain widely used in Colorado.

Key details: Restrictions: General noise limits only. Gas Blowers: Not restricted. Air Quality: CDPHE state level. Hours: Must respect quiet hours.

Exceeding noise limits during quiet hours: $150 to $500. No specific leaf blower penalties.

Fort Collins is more permissive than most cities when it comes to leaf blower rules. That said, there are still limits.

Quiet Hours

Fort Collins residential noise limits per Sec. 20-23(a): 55 dBA from 7 AM to 8 PM, 50 dBA from 8 PM to 7 AM. Pure tones reduce limits by 5 dBA per Sec. 20-23(b). Measured at the receiving property line.

Key details: Day Limit: 55 dBA (7 AM-8 PM). Night Limit: 50 dBA (8 PM-7 AM). Pure Tone: Limits cut 5 dBA. Code: Sec. 20-23.

First offense: warning or citation $150 to $500. Repeat violations may escalate. Class 1 petty offense under CRS §18-9-106: up to $500 fine.

Amplified Music & Events

Fort Collins regulates amplified music under the general noise ordinance. Sound amplification permits available for events. CRS §18-9-106 applies.

Key details: Permit: Required for public events. Residential: General limits apply. State Law: CRS §18-9-106. Quiet Hours: Strictly enforced.

Noise violation: $150 to $500. Unpermitted event: $500+. Disturbing the peace: Class 1 petty offense up to $500.

Barking Dogs

Fort Collins considers excessive barking a nuisance. Animal control handles complaints. CRS §18-9-202 covers dogs at large statewide.

Key details: Threshold: Continuous/excessive. Agency: Fort Collins Animal Control. First Step: Warning letter. State Law: CRS §18-9-106.

Warning first. Nuisance finding: $100 to $500. Daily fines for non-compliance. Court-ordered remediation possible.

The Bottom Line

Fort Collins's noise ordinances rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Fort Collins is broadly strict or permissive.

These rules come from Fort Collins's publicly available municipal code. For complete penalty schedules, exemption details, and answers to common questions, see the individual ordinance pages throughout this guide.