All Comparison Tables

State Noise Laws by State

Federal & State Law Editorial TeamLast reviewed: April 2026

Whether the state imposes statewide decibel limits on residential noise, designated quiet hours, and vehicle/exhaust noise standards.

50 States2 data columnsLast updated: March 2025

Click any column header to sort ascending or descending. Click again to reverse, and a third time to reset.

Decibel LimitsQuiet HoursVehicle Noise
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only11pm-7am (local)76 dB
Local only10pm-7am (local)Muffler required
65 dB residential10pm-7am95 dB max
55 dB residential10pm-7am86 dB
55 dB residential10pm-7am82 dB
Local only11pm-7am (local)Muffler required
Local only11pm-7am (local)85 dB plainly audible
Local only11pm-7am (local)Muffler required
55 dB residential10pm-7am78 dB
Local only10pm-7am (local)Muffler required
61 dB residential10pm-7am76 dB
Local only11pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only11pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
55 dB residential10pm-7amMuffler required
65 dB residential10pm-7am82 dB
Local only11pm-7am (local)82 dB
Local only10pm-7am (local)82 dB
60 dB residential10pm-7am80 dB
Local only10pm-7am (local)Muffler required
Local only11pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)82 dB
Local only10pm-7am (local)Muffler required
65 dB residential10pm-7am82 dB
Local only10pm-7am (local)Muffler required
65 dB residential10pm-7am76 dB
Local only11pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only11pm-7am (local)Muffler required
Local only11pm-7am (local)Muffler required
55 dB residential10pm-7am80 dB
Local only10pm-7am (local)82 dB
Local only10pm-7am (local)Muffler required
Local only11pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
85 dB plainly audible10pm-7amMuffler required
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
55 dB residential10pm-7am78 dB
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
Local only10pm-7am (local)Muffler required
60 dB residential10pm-7am82 dB

Most noise enforcement happens at the city/county level. State laws shown are baseline minimums. Construction, industrial, and entertainment venues often have separate carve-outs.

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.