Skip to main content
CityRuleLookup
🔊 Noise Ordinances/Quiet Hours

Quiet Hours: Downey vs Santa Clarita

How do quiet hours rules compare between Downey, CA and Santa Clarita, CA?

Downey and Santa Clarita have similar restriction levels.

Downey, CA

Los Angeles County

Some Restrictions

Downey enforces quiet hours from 10 PM to 7 AM in residential zones under Municipal Code Section 4600. Power tools, machinery, and equipment creating disturbing noise are prohibited during these hours.

View full Downey rules →

Santa Clarita, CA

Los Angeles County

Some Restrictions

Santa Clarita prohibits loud, unnecessary, and unusual noise that disturbs the peace under SCMC Chapter 11.44. The noise ordinance sets decibel-based limits by zone. Residential areas have a 65 dBA daytime limit and 55 dBA nighttime limit measured at the property line.

View full Santa Clarita rules →

Key Facts Comparison

FactDowneySanta Clarita
Code SectionDMC §4600SCMC 11.44
Quiet Hours10 PM–7 AM-
Applies ToR-1, R-2, R-3 residential zones-
Vehicle RepairProhibited when disturbing in residential areas-
EnforcementDowney PD: (562) 861-0771LA County Sheriff's Dept
Daytime Limit-65 dBA residential zones
Nighttime Limit-55 dBA residential zones

Highlighted rows indicate differences between cities.

Downey FAQ

What are Downey's quiet hours?

Quiet hours are 10 PM to 7 AM in residential zones. Power tools, machinery, amplified music, and other noise-producing activities are prohibited during these hours if they disturb neighbors.

Can I fix my car at night in Downey?

Motor vehicle repair or testing that produces disturbing sounds is prohibited in residential areas or within 100 feet of residential zones, especially during quiet hours.

Santa Clarita FAQ

What are the noise limits in Santa Clarita?

Residential areas have a 65 dBA daytime and 55 dBA nighttime limit at the property line under SCMC Chapter 11.44.

How do I report a noise complaint?

Contact the LA County Sheriff's Department Santa Clarita Valley Station for noise complaints.

Want to add a third city?

Use our full comparison tool to compare up to three cities.

Open Comparison Tool