Clark County, WA Noise Ordinances: Vehicle Noise (2026)
Key Facts
- Horn honking
- CCC 9.14.010(2)
- Engine/repair noise
- CCC 9.14.010(3)
- Car stereo limit
- Audible at 50 feet banned
- Maintenance exemption
- 7:00 a.m. to 10:00 p.m.
- Penalty
- $250 fine / 90 days jail
Summary
Frequent horn honking, and frequent engine noise from starting, operating, repairing or testing motor vehicles in a residential area that disturbs neighbors, are public disturbance noises in unincorporated Clark County. Amplified car stereos audible 50 feet away are also prohibited.
The frequent, repetitive or continuous sounding of any horn or siren attached to a motor vehicle, except as a warning of danger or as specifically permitted or required by law.
Full Breakdown
CCC 9.14.010(2) bans frequent, repetitive or continuous honking of any vehicle horn or siren except as a danger warning or as legally required. CCC 9.14.010(3) targets frequent engine noise from starting, operating, repairing, rebuilding or testing vehicles/engines in a residential area, with a 7 a.m.-10 p.m. exemption for maintenance power equipment. CCC 9.14.010(7) prohibits vehicle sound amplifiers audible from 50 feet away on public streets (except emergency vehicles). Exhaust/muffler standards are also set statewide under Washington's motor-vehicle law.
Violations & Fines
Vehicle-noise public disturbances are misdemeanors under CCC 9.14.030: $250 fine and/or up to 90 days in jail; enforced by the sheriff.
Frequently Asked Questions
Is a loud car stereo illegal in Clark County?
Can I rev or repair engines in my driveway?
Sources & Official References
Other rules in Clark County
Compare Clark County to another location·View the Washington noise ordinances overview
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