Amplified Music & Events: Mountain View vs Santa Clara
How do amplified music & events rules compare between Mountain View, CA and Santa Clara, CA?
Mountain View and Santa Clara have similar restriction levels.
Mountain View, CA
Santa Clara County
Amplified music from speakers, DJs, and live bands requires compliance with decibel limits and quiet hours; Shoreline Amphitheatre operates under a separate use permit with its own noise conditions.
View full Mountain View rules →Santa Clara, CA
Santa Clara County
Santa Clara regulates amplified sound and music through City Code Chapter 9.10, requiring permits for amplified events and prohibiting audible music at 50 feet from the source after 10:00 PM.
View full Santa Clara rules →Key Facts Comparison
| Fact | Mountain View | Santa Clara |
|---|---|---|
| Daytime limit residential | 55 dBA property line | - |
| Nighttime limit residential | 45 dBA property line | - |
| Castro St weeknight cutoff | 10pm | - |
| Shoreline Amphitheatre | Separate use permit | - |
| Permit contact | (650) 903-6306 | - |
| Plainly Audible Distance | - | 50 feet after 10 PM |
| Daytime Limit | - | 55 dBA at property line |
| Special Event Permits | - | City Clerk (408) 615-2220 |
| First Violation Fine | - | 100 dollars |
| Equipment Seizure | - | Possible for repeat refusal |
Highlighted rows indicate differences between cities.
Mountain View FAQ
Do I need a permit for a backyard DJ?
Private residential events do not require a permit but must stay within decibel limits and end amplification by 10pm.
How late can Shoreline concerts run?
Shoreline Amphitheatre main events typically end by 11pm under its use permit, with stricter weeknight conditions.
Santa Clara FAQ
Do I need a permit for a backyard wedding with a DJ?
Outdoor amplified events over 100 guests typically require a Special Event Permit from the City Clerk. Smaller events must still comply with quiet hours.
Can police make me turn music off?
Yes. Officers can order immediate compliance with noise limits and issue citations if the music remains audible at 50 feet after 10 PM.
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