Quiet Hours: Mountain View vs Santa Clara
How do quiet hours 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
Mountain View prohibits disturbing noise between 10pm and 7am weekdays and 10pm to 8am weekends, with enforcement by police and code enforcement officers.
View full Mountain View rules →Santa Clara, CA
Santa Clara County
Santa Clara enforces nighttime quiet hours from 10:00 PM to 7:00 AM weekdays and 10:00 PM to 9:00 AM weekends under City Code Chapter 9.10, with exterior noise limits measured at the property line.
View full Santa Clara rules →Key Facts Comparison
| Fact | Mountain View | Santa Clara |
|---|---|---|
| Weekday quiet hours | 10pm to 7am | - |
| Weekend quiet hours | 10pm to 8am | - |
| Code section | Chapter 21 Noise Ordinance | - |
| First-offense fine | Around 100 dollars | - |
| Non-emergency dispatch | (650) 903-6395 | - |
| Weeknight Quiet Hours | - | 10:00 PM to 7:00 AM |
| Weekend Quiet Hours | - | 10:00 PM to 9:00 AM |
| Residential Night Limit | - | 50 dBA at property line |
| Code Section | - | SCCC Chapter 9.10 |
| Report Violations | - | (408) 615-4700 |
Highlighted rows indicate differences between cities.
Mountain View FAQ
Can I host a backyard party past 10pm?
You can, but amplified music and loud voices must not be audible at neighboring properties after 10pm on weekdays or 11pm on weekends to avoid a citation.
Who enforces Mountain View quiet hours?
Mountain View Police respond to active disturbances; Code Enforcement handles ongoing patterns and follow-up citations.
Santa Clara FAQ
Can I call police about a loud neighbor at 11 PM?
Yes. After 10:00 PM noise that disturbs a reasonable person is a violation. Call non-emergency dispatch at (408) 615-4700.
Do quiet hours apply to my backyard pool pump?
Yes. Mechanical equipment like pumps, HVAC, and generators must comply with the 50 dBA nighttime residential limit.
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