Noise Rules: Altadena vs Topanga
How do noise rules rules compare between Altadena, CA and Topanga, CA?
Altadena and Topanga have similar restriction levels.
Altadena, CA
Los Angeles County
STRs may not adversely affect neighborhood character via noise, vibration, glare, odors, or other nuisance under LA County Code Section 7.96.060.L; underlying noise limits in Ch. 12.08 still apply.
View full Altadena rules →Topanga, 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 Topanga rules →Key Facts Comparison
| Fact | Altadena | Topanga |
|---|---|---|
| Code Section | LA County 7.96.060.L–M | - |
| 24/7 Contact Required | Yes (7.96.070.A) | - |
| Quiet Hours | 10 p.m. – 7 a.m. (Ch. 12.08) | - |
| Parties | Banned | - |
| 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 |
Highlighted rows indicate differences between cities.
Altadena FAQ
Are parties allowed at Altadena STRs?
No. Section 7.96.060.M expressly bans parties, commercial events, banquets, and any gathering with an admission fee or advertised on social media.
Topanga 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.
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