Quiet Hours: Altadena vs Lakewood
How do quiet hours rules compare between Altadena, CA and Lakewood, CA?
Altadena and Lakewood have similar restriction levels.
Altadena, CA
Los Angeles County
Altadena is unincorporated, so LA County Title 12 Chapter 12.08 (Noise Control) applies. Nighttime exterior limits run 10:00 p.m. to 7:00 a.m. with stricter dB caps; daytime runs 7:00 a.m. to 10:00 p.m.
View full Altadena rules →Lakewood, CA
Los Angeles County
Lakewood enforces quiet hours typically 10 PM to 7 AM. Residential noise limits apply. Violations enforced by local code compliance or police.
View full Lakewood rules →Key Facts Comparison
| Fact | Altadena | Lakewood |
|---|---|---|
| Code Section | LA County Code Ch. 12.08 (Title 12) | - |
| Nighttime Window | 10:00 p.m. – 7:00 a.m. | - |
| Residential Night Limit | 45 dBA (R-1) | - |
| Residential Day Limit | 50 dBA (R-1) | - |
| Ambient Exceedance Rule | +5 dB over ambient | - |
| Quiet Hours | - | 10 PM to 7 AM |
| Residential Limit | - | ~55 to 65 dBA |
| Enforcement | - | Code compliance / PD |
| Topic | - | Quiet Hours |
Highlighted rows indicate differences between cities.
Altadena FAQ
What are Altadena's quiet hours?
10 p.m. to 7 a.m. under LA County Code Ch. 12.08 — Altadena is unincorporated so LA County's noise ordinance applies.
How loud can my backyard be at night?
Single-family residential exterior noise is capped at 45 dBA from 10 p.m. to 7 a.m. per Section 12.08.390.
Lakewood FAQ
When are quiet hours?
Typically 10 PM to 7 AM. Check your city’s municipal code for exact times.
Who do I call for a noise complaint?
Contact Lakewood code compliance during business hours or the police non-emergency line after hours.
Compare other topics
See how Altadena and Lakewood compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool