Quiet Hours: Castro Valley vs Oakland
How do quiet hours rules compare between Castro Valley, CA and Oakland, CA?
Castro Valley has fewer restrictions than Oakland.
Castro Valley, CA
Alameda County
Castro Valley is unincorporated Alameda County, so noise is governed by Alameda County Code Chapter 6.60. Section 6.60.050 prohibits any radio, stereo, audio equipment, musical instrument, or device producing sound that is plainly audible at 50 feet from the source at any hour. Decibel limits in Tables 6.60.040A and 6.60.040B apply to residential and commercial zones.
View full Castro Valley rules →Oakland, CA
Alameda County
Oakland enforces residential quiet hours from 9 PM to 7 AM weekdays and 9 PM to 8 AM weekends. Amplified sound audible at 150 feet during quiet hours is presumed a disturbance. Residential zones limited to 60 dBA daytime and 50 dBA nighttime.
View full Oakland rules →Key Facts Comparison
| Fact | Castro Valley | Oakland |
|---|---|---|
| Jurisdiction | Alameda County (unincorporated) | - |
| Code Reference | Code Ch. 6.60 | - |
| Plainly Audible Rule | 50 feet anytime (Sec. 6.60.050) | - |
| Decibel Tables | 6.60.040A and 6.60.040B | - |
| Quiet Hours | - | 9 PM–7 AM weekdays, 9 PM–8 AM weekends |
| Residential Limit | - | 60 dBA day / 50 dBA night |
| Commercial Limit | - | 65 dBA day / 60 dBA night |
| Leaf Blowers | - | Gas-powered banned citywide |
Highlighted rows indicate differences between cities.
Castro Valley FAQ
What are Castro Valley's quiet hours?
Castro Valley follows Alameda County Code Chapter 6.60. Any radio, stereo, or audio device that is plainly audible 50 feet from the source is prohibited at any time. Tables 6.60.040A/B set decibel limits that are stricter at night (typically 10 p.m.-7 a.m.).
Who enforces noise complaints in Castro Valley?
The Alameda County Sheriff's Office handles after-hours complaints; Alameda County Environmental Health handles ongoing/stationary noise. Call non-emergency dispatch to file a complaint.
Oakland FAQ
What are the quiet hours in Oakland?
Oakland enforces residential quiet hours from 9 PM to 7 AM weekdays and 9 PM to 8 AM weekends. Amplified sound audible at 150 feet during quiet hours is presumed a disturbance. Residential zones limited to 60 dBA daytime and 50 dBA nighttime.
What happens if I violate the noise ordinance in Oakland?
Quiet Hours: 9 PM–7 AM weekdays, 9 PM–8 AM weekends. Residential Limit: 60 dBA day / 50 dBA night. Commercial Limit: 65 dBA day / 60 dBA night. Leaf Blowers: Gas-powered banned citywide.
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