Skip to main content
location_onFort Collins, CO
VERIFIED 2026

The Resolution Path

Step 1 of 3

Fort Collins, CO
Noise Ordinance Overview

You’ve located the ordinance. Now, compare your situation against the legal thresholds to build your case.

Official Decibel Limits

volume_up
Residential Day
55dB
Residential Night
50dB

"Noise is measured at least 25 feet from the source or at the property boundary of the receiving land use. Measurements are not taken during wind speeds exceeding 15 mph. Pure tone noise limits are reduced by 5 dB(A)."

assignment

AI Executive Summary

Gemini AI

Fort Collins, CO, noise ordinances prohibit unreasonable noise that disturbs health, welfare, or enjoyment of property. Residential quiet hours are 8 PM to 7 AM, with decibel limits of 50 dB(A) at night and 55 dB(A) during the day. Specific rules cover construction, animal, and vehicle noise, with violations potentially leading to fines up to $3,000.

Specific Noise Restrictions

construction

Construction

Construction or demolition activities are prohibited between 7 p.m. and 7 a.m. unless a variance is granted.

volume_up

Amplified Sound

The ordinance prohibits unreasonable noise, and specifically addresses the use of a stereo or audio system at an unreasonable volume level from vehicles. The city is currently reviewing and planning updates to its amplified sound regulations.

pets

Animals

Fort Collins Municipal Code 4-94 prohibits any owner or keeper from permitting an animal to make unreasonable noise or disturb the peace through excessive, continuous, or untimely barking, whining, howling, yowling, or squawking.

directions_car

Vehicles

Unreasonable noise from vehicles is prohibited, including loud mufflers, loud music, revving engines, unnecessary acceleration/deceleration, steering or turning, tire squeal, and vehicles with altered or defective exhaust systems.

description

Ready to Document?

Unlock evidence tools for Fort Collins, CO