Wilmington, DE Noise Ordinances: Quiet Hours (2026)
Quiet hours in Wilmington, DE, also called the noise ordinance, nighttime noise rules, or residential quiet time, define the hours during which excessive noise is prohibited.
Key Facts
- Street-noise curfew
- 10:00 p.m. to 8:00 a.m.
- Nighttime residential limit
- 55 dBA, 8 p.m.–7 a.m.
- Daytime residential limit
- 65 dBA, 7 a.m.–8 p.m.
- Enforcement
- Police; Licenses & Inspections
- First-offense fine
- $250 to $1,000
Summary
Wilmington bans yelling, shouting, whistling, or racket on public streets between 10 p.m. and 8 a.m., backed by stricter nighttime decibel limits enforced by police and licensing inspectors.
Yelling, shouting, hooting, whistling or generally creating a racket on public streets between the hours of 10:00 p.m. and 8:00 a.m. so as to annoy and disturb the quiet comfort or repose of persons or to cause a noise disturbance in any business or residence districts, or of any persons in the vicinity.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 72).
Full Breakdown
Wilmington's noise ordinance sets a 10 p.m.-to-8 a.m. curfew on yelling, shouting, hooting, whistling, or otherwise creating a racket on public streets that disturbs people's quiet comfort or repose, covering both business and residence districts. The same article backs this with numeric nighttime limits: residential ambient noise can't exceed 55 dBA between 8 p.m. and 7 a.m., versus 65 dBA during the day. The police department enforces the street-noise curfew; the department of licenses and inspections enforces the measured decibel standard.
Violations & Fines
First offense: misdemeanor fine of $250 to $1,000; second offense $500 to $2,500; third and subsequent offenses $1,000 to $5,000, with each day a separate violation.
Frequently Asked Questions
What counts as a quiet-hours violation in Wilmington?
Are nighttime sound limits stricter in Wilmington?
Who enforces Wilmington's quiet hours?
Sources & Official References
Other rules in Wilmington
How Wilmington compares: Cities with the Strictest Noise Ordinances·Compare Wilmington to another location·View the Delaware noise ordinances overview
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