Noise Ordinances in Hillsboro, OR (2026)
3 verified noise ordinances for Hillsboro, Oregon, sourced directly from the municipal code and official government pages.
Verified from official government sources
Quiet Hours
Hillsboro Municipal Code Subchapter 6.24 prohibits unauthorized, disturbing, or unnecessary noise. Noise levels are especially enforced between 9 PM and 6 AM in residential areas.
Hillsboro Quiet Hours & Noise Ordinance
Some RestrictionsConstruction Hours
Hillsboro permits construction, industrial, and agricultural noise between 6 AM and 9 PM per Subchapter 6.24. Construction outside these hours is prohibited in residential areas.
Hillsboro Construction Noise Hours
Some RestrictionsBarking Dogs
Hillsboro addresses barking dogs through its noise ordinance and animal control. Persistent barking is a nuisance violation. Washington County Animal Services handles complaints.
Hillsboro Barking Dog Regulations
Some RestrictionsWashington County Animal Code 6.04.260(3); HMC Subchapter 6.20
Animal Regulations: Dogs, Cats, Chickens, and Livestock Under Washington County Animal Code 6.04.260(3) it is a Class C Civil Infraction for a dog owner or keeper to allow a dog or dogs to cause a continuous annoyance for a total of five or more minutes out of any fifteen-minute period. Residents may keep no more than three adult dogs or three adult cats within the City. Residents may keep a li...
Looking for Washington County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Hillsboro city rules.
Noise Ordinances in Washington County →