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Princeton, NJ
Noise Ordinance Overview

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Official Decibel Limits

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Residential Day
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Residential Night
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"Princeton's ordinance refers to State law for decibel levels for amplified music at private events, but does not specify local decibel limits."

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AI Executive Summary

Gemini AI

Princeton, NJ noise ordinances, primarily Chapter 21, prohibit loud, continuous, or excessive noise that endangers public health, safety, or welfare, or disturbs comfort. Specific regulations govern construction, amplified sound, animal noise, refuse collection, and various landscaping equipment operation hours. Violations can result in fines as per the general penalty code.

Specific Noise Restrictions

construction

Construction

General construction/demolition hours are 7:00 a.m. to 6:00 p.m. on weekdays and 8:00 a.m. to 6:00 p.m. on Saturdays. Prohibited on Sundays, except for urgent public health and safety necessity with a permit. Homeowners performing interior/exterior repairs may work between 8:00 a.m. and 10:00 p.m.

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Amplified Sound

Operation of sound-producing devices plainly audible within any neighboring residence is prohibited between 11:00 p.m. and 7:00 a.m. Music amplification at privately sponsored events is permitted without a specific permit from 12:00 noon to 10:00 p.m., provided state decibel regulations are met. Permits are required for other times.

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Animals

Keeping any animal, including birds or dogs, that causes frequent or long-continued noise disturbing others' comfort or repose is unlawful. A dog barking continually for 10 minutes or intermittently for 30 minutes, plainly audible at 50 feet, is prima facie evidence of a violation.

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Vehicles

Buses, trucks, and tractors cannot be warmed up near homes between 11:00 p.m. and 7:00 a.m. Unnecessary and repeated idling, acceleration, starting, or stopping of vehicles and motorcycles is prohibited from 11:00 p.m. to 7:00 a.m.

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Landscaping Equipment

Gas-powered leaf blowers are prohibited from December 16 to March 14 and May 16 to September 30. During allowed periods (March 15-May 15 and October 1-December 15), use is 8:00 a.m. to 8:00 p.m. (Mon-Fri) and 8:00 a.m. to 5:00 p.m. (Sat), prohibited on Sundays and Thanksgiving. Power lawnmowers, electric/battery-powered leaf blowers, chainsaws, hedge trimmers, string trimmers, and pole trimmers are allowed 8:00 a.m. to 8:00 p.m. (Mon-Fri), 8:00 a.m. to 5:00 p.m. (Sat), and 1:00 p.m. to 6:00 p.m. (Sundays and holidays). Other gas-powered equipment (chainsaws, snow blowers, portable generators) are banned on Sundays and specific holidays, and allowed 8:00 a.m. to 8:00 p.m. (Mon-Fri) and 8:00 a.m. to 5:00 p.m. (Sat). Emergency use of some equipment is permitted.

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Refuse Collection

Collection, transportation, or disposal of refuse is prohibited on Sundays, or other than between 7:00 a.m. and 7:00 p.m. on other days, except for urgent public health and safety necessity with a permit.

Noise Protection Score

CAverage

How well does Princeton protect residents from noise?

Decibel Limits10/25

Qualitative standard

Quiet Hours10/25

Standard coverage

Penalties18/25

Standard fines

Coverage25/25

6 noise categories regulated

compare_arrowsCompare Another CityScore: 63/100 — Based on dB limits, quiet hours, penalties, and ordinance breadth

Frequently Asked Questions

What are the quiet hours in Princeton, NJ?

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Princeton's quiet hours: 11PM-7AM (for amplified sound plainly audible in residences). During these hours, noise must stay below residential nighttime decibel limits at the property line. Violations can result in fines on the first offense.

How do I file a noise complaint in Princeton?

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Call the Princeton police non-emergency line at 609-921-2100. For ongoing violations, contact code enforcement at 609-921-7078 (Building & Construction). Have the address, noise type, and duration ready. You can request to remain anonymous.

What is the fine for a noise violation in Princeton?

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Princeton's noise violation penalties: Violators are subject to fines and other penalties as outlined in Section 1-6 of the Princeton Code for general, continuing, and repeat violations. Repeat offenders face additional fines.. Fines typically escalate with repeat offenses and may result in misdemeanor charges for chronic violations.

What are the dog barking rules in Princeton?

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Princeton's rules: Keeping any animal, including birds or dogs, that causes frequent or long-continued noise disturbing others' comfort or repose is unlawful. A dog barking continually for 10 minutes or intermittently for 30 minutes, plainly audible at 50 feet, is prima facie evidence of a violation.. To report a barking dog, contact animal control at 609-924-2728 or the police non-emergency line.

When can construction work start in Princeton?

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Princeton's construction noise rules: General construction/demolition hours are 7:00 a.m. to 6:00 p.m. on weekdays and 8:00 a.m. to 6:00 p.m. on Saturdays. Prohibited on Sundays, except for urgent public health and safety necessity with a permit. Homeowners performing interior/exterior repairs may work between 8:00 a.m. and 10:00 p.m.. Violations can be reported to code enforcement, which can issue stop-work orders for unpermitted or off-hours construction.

Are there rules about loud music in Princeton?

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Yes. Princeton's ordinance: Operation of sound-producing devices plainly audible within any neighboring residence is prohibited between 11:00 p.m. and 7:00 a.m. Music amplification at privately sponsored events is permitted without a specific permit from 12:00 noon to 10:00 p.m., provided state decibel regulations are met. Permits are required for other times.. Music exceeding residential decibel limits or plainly audible across property lines during quiet hours is a citable violation.

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