Outdoor Music: Altadena vs Glendale
How do outdoor music rules compare between Altadena, CA and Glendale, CA?
Altadena and Glendale have similar restriction levels.
Altadena, CA
Los Angeles County
LA County Code Chapter 12.08 restricts amplified sound and outdoor music in unincorporated areas to the same exterior noise standards by zone. Loudspeakers and amplified devices are specifically regulated under Section 12.08.450.
View full Altadena rules →Glendale, CA
Los Angeles County
Glendale restricts amplified sound under GMC 8.36 Article II. Sound-amplifying equipment may not exceed 15 dBA above the actual or presumed ambient at any property line. Amplified sound is prohibited 10 PM to 7 AM daily and may not operate within 200 feet of churches, schools, hospitals, or libraries.
View full Glendale rules →Key Facts Comparison
| Fact | Altadena | Glendale |
|---|---|---|
| Code Section | §12.08.450 | - |
| Residential Limit | 50 dBA day / 45 dBA night | - |
| Measurement | At property line | - |
| Fine | Up to $1,000 | - |
| Amplified Limit | - | 15 dBA above ambient |
| Quiet Hours | - | 10 PM-7 AM daily |
| Buffer Zone | - | 200 ft from schools/churches |
| Code | - | GMC 8.36 Art. II |
Highlighted rows indicate differences between cities.
Altadena FAQ
Can I play amplified music outdoors in unincorporated LA County?
Yes, but the sound cannot exceed exterior noise standards at the neighboring property line — 50 dBA during the day and 45 dBA at night in residential zones under Section 12.08.450.
Do I need a permit for an outdoor event with music?
Large outdoor events with amplified sound in unincorporated LA County may require a temporary use permit from the Department of Regional Planning, especially if attendance exceeds normal gathering sizes.
Glendale FAQ
When is amplified music prohibited in Glendale?
Between 10 PM and 7 AM daily. At all times, amplified sound may not exceed 15 dBA above the ambient noise level at any property line.
Do I need a permit for outdoor amplified sound in Glendale?
Yes. Permits are required for commercial sound trucks and amplified outdoor events. Registration documentation must be carried at all times during operation.
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