Noise Rules: Castaic vs Santa Monica
How do noise rules rules compare between Castaic, CA and Santa Monica, CA?
Castaic has fewer restrictions than Santa Monica.
Castaic, CA
Los Angeles County
STR guests in unincorporated LA County must comply with Chapter 12.08 noise standards. Residential: 45 dB night/50 dB day. Hosts are responsible for guest compliance. Repeated noise complaints can result in enforcement action against the property.
View full Castaic rules →Santa Monica, CA
Los Angeles County
STR guests in Santa Monica must comply with the noise ordinance SMMC Ch. 4.12. Amplified music and outdoor activities near residential zones are restricted between 11 PM and 6 AM. Operators are responsible for guest behavior.
View full Santa Monica rules →Key Facts Comparison
| Fact | Castaic | Santa Monica |
|---|---|---|
| Night Standard | 45 dB (10 PM-7 AM) | - |
| Day Standard | 50 dB (7 AM-10 PM) | - |
| Host Liability | Responsible for guests | - |
| Reference | Title 12, Chapter 12.08 | - |
| Code | - | SMMC Ch. 4.12 |
| Quiet Hours | - | 11 PM - 6 AM near residential |
| Operator Duty | - | Responsible for guest compliance |
| Complaints | - | SMPD and Code Enforcement |
Highlighted rows indicate differences between cities.
Castaic FAQ
What are the noise rules for short-term rentals in LA County?
The same rules apply as for all residents: no noise audible beyond the property line from 10 PM to 7 AM weekdays, 10 PM to 8 AM weekends. Hosts should clearly communicate these rules to guests.
Am I responsible for my guests' noise?
Yes. As the property owner, you can be held liable for repeated noise violations from your STR guests. The property may face nuisance abatement proceedings for chronic noise complaints.
How do I report noise from a short-term rental?
Call the LA County Sheriff's non-emergency line at (323) 267-4800 for immediate noise. For ongoing issues, file a code enforcement complaint at (888) 756-2700 identifying the property as an STR.
Santa Monica FAQ
What noise rules apply to short-term rentals in Santa Monica?
STR guests in Santa Monica must comply with the noise ordinance SMMC Ch. 4.12. Amplified music and outdoor activities near residential zones are restricted between 11 PM and 6 AM. Operators are responsible for guest behavior.
What are the quiet hours for Airbnb guests in Santa Monica?
Code: SMMC Ch. 4.12. Quiet Hours: 11 PM - 6 AM near residential. Operator Duty: Responsible for guest compliance. Complaints: SMPD and Code Enforcement.
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