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Prince George's County, MD Noise Ordinances: Quiet Hours (2026)

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

Quiet hours in Prince George's County, MD, also called the noise ordinance, nighttime noise rules, or residential quiet time, define the hours during which excessive noise is prohibited.

Key Facts

Daytime window
7 a.m. to 9 p.m.
Nighttime window
9 p.m. to 7 a.m.
Residential night limit
55 dBA (65 dBA daytime)
First offense penalty
Up to $1,000 fine or 30 days
Repeat offense fine
Up to $1,500
Enforcer
Dept. of Permitting, Inspections & Enforcement
Appeal body
County Administrative Court

Summary

Prince George's County splits noise enforcement into two clocks, daytime from 7 a.m. to 9 p.m. and nighttime from 9 p.m. to 7 a.m., and drops the residential noise ceiling from 65 dBA to 55 dBA once nighttime begins, under County Code § 19-121 and § 19-122, enforced by the Department of Permitting, Inspections, and Enforcement and County police.

These county ordinances apply to unincorporated areas of Prince George's County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

(3)Daytime means the hours from 7 a.m. to 9 p.m....(9)Nighttime means the hours from 9 p.m. to 7 a.m....(11)Noise disturbance means any noise that is:(A)unpleasant, annoying, offensive, loud, or obnoxious;(B)unusual for the time of day or location where it is produced or heard;(C)detrimental to the health, comfort, quality of life, or safety of any individual or to the reasonable enjoyment of property or the lawful conduct of business because of the loudness, duration, or character of the noise or;(D)exceeds the objective standards of this Division.

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 2026 Update 2).

Full Breakdown

(§ 19-121(3), (9)), and those two windows drive every time-based limit in the Noise Control Division. 01 is in effect. loses its exemption and must meet the 55 dBA residential nighttime ceiling. (§ 19-123(b)(9)). A 'noise disturbance,' defined at § 19-121(11), is separately prohibited around the clock regardless of decibel readings whenever it is unusual for the time of day or location where it is heard, which the Division treats as an especially nighttime-sensitive standard. Enforcement runs through the Department of Permitting, Inspections and Enforcement, the Animal Control Division for animal noise, and County police officers.

Violations & Fines

A first curfew violation, after a warning to stop, is a misdemeanor carrying up to a $1,000 fine or 30 days in jail, or both, rising to $1,500 for a subsequent offense, with each day treated as a separate offense (§ 19-124(a)). Officers can instead issue a civil citation up to the same dollar amounts (§ 19-124(b)), and if more than two citations hit one address within a year, the Director can cite the landlord directly after certified-mail notice (§ 19-125). Citations go to the County's Administrative Court on appeal (§ 19-124(c)).

Frequently Asked Questions

What hours count as 'nighttime' under PG County's noise law?
County Code § 19-121(9) sets nighttime as 9 p.m. to 7 a.m., with daytime running 7 a.m. to 9 p.m. under § 19-121(3). Those two windows control which decibel ceiling applies and which daytime-only exemptions, like lawn equipment and pile driving, switch off once nighttime begins.
How much quieter must I be after 9 p.m.?
The residential noise ceiling drops from 65 dBA in the daytime to 55 dBA at night under § 19-122(a)(1), a 10-decibel cut. The industrial ceiling stays at 75 dBA around the clock, while commercial property falls from 67 dBA daytime to 62 dBA at night.
Can I mow my lawn at night in Prince George's County?
Only if it meets the 55 dBA nighttime residential limit. Lawn care equipment is automatically exempt from the noise ordinance only during daytime hours, 7 a.m. to 9 p.m., under § 19-123(b)(2), so running it later strips the exemption and exposes you to a noise-disturbance citation.
What happens if my neighbor keeps violating quiet hours?
After more than two citations are filed against one occupant at the same address within a year, County Code § 19-125 lets the Director send certified-mail notice and then cite the property owner or landlord directly, adding pressure beyond fining the tenant alone.

Sources & Official References

Other rules in Prince George's County

All Prince George's County rules

How Prince George's County compares: Cities with the Strictest Noise Ordinances·Compare Prince George's County to another location·View the Maryland noise ordinances overview

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