Public Conduct in Walla Walla County, WA (2026)
1 rule for unincorporated Walla Walla County, Washington.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Walla Walla County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Loud Party Ordinance
In unincorporated Walla Walla County, County Code § 9.20.050(E) makes it unlawful to run a musical instrument, whistle or sound amplifier so loudly that raucous sound from a band session or social gathering carries repeatedly from a residential property. The same section holds whoever possesses the property liable for letting the noise originate there, and the Sheriff enforces it as a public disturbance noise infraction.
Walla Walla County Loud Party and Social Gathering Noise Rule
Some RestrictionsWalla Walla County Code § 9.20.050(E)
It is unlawful for any person to cause, or for any person in possession of property to allow to originate from the property, sound that is a public disturbance noise. The following sounds are determined to be public disturbance noises: ... E.The creation by use of a musical instrument, whistle, sound amplifier or other device capable of producing or reproducing sound, of loud and raucous sounds...
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