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New Hanover County, NC Noise Ordinances: Construction Hours (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Construction hours in New Hanover County, NC, sometimes called construction noise rules or contractor work-hour ordinances, set when contractors can run power tools, hammers, and heavy equipment.

Key Facts

Construction/chainsaw curfew
9:00 p.m. to 7:00 a.m., § 23-34(b)(1)
Garage machinery curfew
9:00 p.m. to 7:00 a.m., § 23-34(b)(2)
Lawn mower/domestic tool curfew
9:30 p.m. to 6:30 a.m., § 23-34(b)(3)
Area covered
Residentially zoned areas only
Decibel reading required
No, per § 23-34(a)

Summary

Sec. 23-34(b) bars operating construction machinery, chainsaws and garage machinery between 9:00 p.m. and 7:00 a.m., and lawn mowers or other domestic power tools between 9:30 p.m. and 6:30 a.m., in any residentially zoned area of unincorporated New Hanover County. No decibel meter reading is needed to prove a violation.

City-specific rules exist: Wilmington has its own construction hours rules that differ from New Hanover County's county-level regulations. If you live in Wilmington, check the city-specific page instead.

(a)Notwithstanding the decibel ranges set forth in section 23-33, a decibel level reading shall not be necessary for proving a violation of this section.(b)It shall be unlawful to carry on the following activities:(1)Operate construction machinery and chainsaws between the hours of 9:00 p.m. and 7:00 a.m. in any residentially zoned area of the county.(2)Operate garage machinery between the hours of 9:00 p.m. and 7:00 a.m. in any residentially zoned area of the county.(3)Operate lawn mowers and other domestic tools out-of-doors between 9:30 p.m. and 6:30 a.m. in any residentially zoned area of the county.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 15 Update 1).

Full Breakdown

Sec. 23-34(a) exempts this section from the decibel-meter proof requirement that governs Sec. 23-33, so a deputy does not need a sound-level reading to write a citation; the listed activity and the clock are enough. Sec. in any residentially zoned area of the county. Sec. window to garage machinery. Sec. , for lawn mowers and other domestic tools operated out-of-doors. All three curfews are limited to residentially zoned areas; the code does not extend them to nonresidential districts. Sec. 23-36 exempts emergency operations protecting public health and safety and aircraft operations at the county airport, but does not exempt ordinary construction or landscaping work.

Sec. 23-39 places responsibility on a property owner for a tenant's repeat violation once the sheriff's department or county attorney's office has given the owner written notice of a prior citation, though the owner faces only civil, not criminal, exposure for a tenant's conduct. The curfew applies solely inside the unincorporated county; Wilmington and the beach towns set their own construction-hours rules under separate municipal codes.

Violations & Fines

Sec. 23-40 makes each violation a civil citation of $100 for a first offense, $300 for a second and $500 for a third or subsequent offense, collectible as civil debt if unpaid within 20 days of citation, with every additional day of the violation counted separately. Sec. 23-40(b) also allows prosecution as a Class 3 misdemeanor punishable by a fine of up to $500.

Frequently Asked Questions

What hours are construction machinery banned in New Hanover County?
Sec. 23-34(b)(1) bars operating construction machinery and chainsaws between 9:00 p.m. and 7:00 a.m. in any residentially zoned area of unincorporated New Hanover County. The same 9:00 p.m. to 7:00 a.m. window applies to garage machinery under Sec. 23-34(b)(2).
Can I mow my lawn late at night?
No. Sec. 23-34(b)(3) prohibits operating lawn mowers and other domestic tools out-of-doors between 9:30 p.m. and 6:30 a.m. in any residentially zoned area, a slightly later cutoff than the 9:00 p.m. curfew set for construction and garage machinery.
Does the county need a decibel reading to cite a construction noise violation?
No. Sec. 23-34(a) specifically exempts this section from the decibel-meter proof standard used for Sec. 23-33's general noise limits, so a citation for operating banned equipment during curfew hours does not require a sound-level measurement.

Sources & Official References

Other rules in New Hanover County

All New Hanover County rules

How New Hanover County compares: Cities with the Strictest Construction Hours·Compare New Hanover County to another location·View the North Carolina noise ordinances overview

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