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πŸ”Š Noise Ordinances/Amplified Music & Events

Amplified Music & Events: Bellevue vs Seattle

How do amplified music & events rules compare between Bellevue, WA and Seattle, WA?

Bellevue and Seattle have similar restriction levels.

Bellevue, WA

King County

Some Restrictions

Bellevue prohibits amplified music clearly audible 75 feet from the source or across a property line at any time under BCC 9.18.040. Party, patio, and car stereo noise is enforced.

View full Bellevue rules β†’

Seattle, WA

King County

Some Restrictions

Amplified music in unincorporated King County must comply with KCC 12.86 noise limits and WAC 173-60 standards. Sounds exceeding 55 dBA during daytime or 45 dBA at night at the residential property line are prohibited.

View full Seattle rules β†’

Key Facts Comparison

FactBellevueSeattle
Audibility Rule75 feet or across property line-
Night Limit45 dBA (10 PM - 7 AM)45 dBA 10 PM-7 AM
Indoor Limit45 dBA sleeping area-
CodeBCC 9.18.040KCC 12.86, WAC 173-60
Day Limit-55 dBA at property line
Quiet Hours-10 PM - 7 AM
Variance-Available for events

Highlighted rows indicate differences between cities.

Bellevue FAQ

Can I play music outdoors during the day in Bellevue?

Yes, at reasonable volumes. Music clearly audible across a property line or 75 feet from the source violates BCC 9.18.040 at any hour.

Are outdoor patio speakers regulated?

Yes. Outdoor speakers must not produce sound that is clearly audible across property lines. Nighttime use must also comply with the 45 dBA EDNA limit.

Seattle FAQ

Can I host a backyard party with amplified music?

Yes during daytime hours if sound stays under 55 dBA at your property line. For louder events, apply for a noise variance from King County.

Does the county measure decibels when responding to complaints?

Deputies respond to complaints but rarely bring a sound meter. Violations are often documented by the plainly audible standard. Repeat complaints may trigger formal measurement.

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