Quiet hours in Pasadena, CA — also called the noise ordinance, nighttime noise rules, or residential quiet time — define the hours during which excessive noise is prohibited.
Pasadena enforces noise regulations under Chapter 9.36 of the Municipal Code, restricting excessive noise from 10 PM to 7 AM in residential zones. Maximum residential noise levels are 50 dBA during nighttime and 60 dBA during daytime.
Pasadena's noise ordinance (Chapter 9.36) sets decibel limits by zone and time of day. Residential zones have a 50 dBA nighttime limit (10 PM–7 AM) and 60 dBA daytime limit at the property line. Commercial zones allow higher levels. Noise plainly audible at 150 feet may also constitute a violation. Exemptions include emergency vehicles, city events, and construction during permitted hours. The Pasadena Police Department and Code Compliance Division enforce noise complaints.
Noise violations are infractions with fines starting at $100 for first offenses. Repeat offenses escalate to misdemeanor charges with fines up to $1,000.
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Side-by-side rule comparisons with other cities in Los Angeles County.
See how other cities in Los Angeles County handle quiet hours.
See how Pasadena's quiet hours rules stack up against other locations.
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