Cheyenne, WY Quiet Hours & Noise Laws [2026]
When are quiet hours in Cheyenne, WY?
| Regulation | Details for Cheyenne, WY |
|---|---|
| Quiet Hours | 10PM-7AM |
| Weekends | See specific hours above |
| Enforcement | Police Non-Emergency: (307) 637-6525, Option #7 |
Residential quiet hours are generally 10 PM to 7 AM Sunday through Thursday, and 11 PM to 7 AM on Friday and Saturday. Amplified sound is prohibited if plainly audible across property boundaries between 10 PM and 7 AM. Power equipment is restricted outdoors in residential areas between 8 PM and 7 AM.
Strict noise limits typically apply during these times.
Cheyenne, WY Noise Rules
What is the noise ordinance in Cheyenne, WY?
Cheyenne, WY noise ordinances prohibit excessive sound, including specific decibel limits for residential (57 dBA day, 50 dBA night) and non-residential areas (65 dBA day, 55 dBA night). A recent vehicle noise ordinance mandates mufflers and sets an 80-decibel limit, with fines from $100-$200 for initial violations. Animal noise and power equipment use during certain hours are also restricted.
Decibel Limit Comparison
| Zone Type | Day | Night |
|---|---|---|
| Residential | 57 dBA (7 AM - 10 PM Sun-Thurs; 7 AM - 11 PM Fri-Sat) | 50 dBA (10 PM - 7 AM Sun-Thurs; 11 PM - 7 AM Fri-Sat) |
| Commercial | 65 dBA (7 AM - 10 PM Sun-Thurs; 7 AM - 11 PM Fri-Sat) | 55 dBA (10 PM - 7 AM Sun-Thurs; 11 PM - 7 AM Fri-Sat) |
Note: Impulsive noise repeating four or more times in any hour shall not exceed 80 dBA. Vehicle noise has a maximum permitted level of 80 decibels.
Specific Restrictions
- Construction:
Operating power equipment (saws, sanders, drills, grinders, garden tools) outdoors in residential districts is prohibited between 8:00 p.m. and 7:00 a.m. the following day.
- Amplified Sound:
Operating or permitting radios, televisions, musical instruments, or similar devices to cause a noise disturbance is prohibited. Between 10:00 p.m. and 7:00 a.m., such devices are prohibited if plainly audible across property boundaries or 50 feet from a vehicle. Permits for residential block parties can provide relief from noise levels.
- Animals:
Animals barking, whining, howling, or making other noise in an excessive or untimely continuous fashion is considered a public nuisance.
- Vehicles:
All vehicles within city limits must be equipped with a muffler. Bypassing or cutting out mufflers and creating 'excessive smoke' are prohibited. The maximum permitted vehicle noise is 80 decibels.
Frequently Asked Questions about Cheyenne, WY Noise Rules
What are the designated quiet hours in Cheyenne, WY?
Residential quiet hours are generally 10 PM to 7 AM Sunday through Thursday, and 11 PM to 7 AM on Friday and Saturday. Amplified sound is prohibited if plainly audible across property boundaries between 10 PM and 7 AM. Power equipment is restricted outdoors in residential areas between 8 PM and 7 AM.. Generally, during these hours, noise should be kept to a minimum to avoid disturbing neighbors.
How loud can I play music in Cheyenne, WY?
Residential areas typically have a limit of 57 dBA (7 AM - 10 PM Sun-Thurs; 7 AM - 11 PM Fri-Sat) during the day and 50 dBA (10 PM - 7 AM Sun-Thurs; 11 PM - 7 AM Fri-Sat) at night. Excessive vibration or bass that is plainly audible at the property line may also be a violation.
Who do I contact to report a noise violation in Cheyenne, WY?
For non-emergency noise complaints, contact the Cheyenne, WY police non-emergency line at (307) 637-6525, Option #7. For ongoing issues like construction or animal noise, you can also contact Code Enforcement at (307) 637-6477.