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
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 →Seattle, WA
King County
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 →Key Facts Comparison
| Fact | Bellevue | Seattle |
|---|---|---|
| Audibility Rule | 75 feet or across property line | - |
| Night Limit | 45 dBA (10 PM - 7 AM) | 45 dBA 10 PM-7 AM |
| Indoor Limit | 45 dBA sleeping area | - |
| Code | BCC 9.18.040 | KCC 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.
Compare other topics
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