Baltimore, MD
Noise Code
The official quiet hours, decibel limits, and enforcement protocols for Baltimore, MD.
Ordinance Summary
Baltimore, MD noise ordinances prohibit excessive sound, setting decibel limits across zones. The Baltimore City Noise Ordinance (Health Code, Title 9) and the Neighborhood Nuisance Law (Article 19, Subtitle 43B) define quiet hours and specific restrictions for activities like construction and amplified sound. Violations incur fines, potentially up to $1,000, and may lead to eviction notices for tenants.
Quiet Hours
Weekdays: General quiet from 10 PM to 7 AM, with residential limits for noise above 50 dBA from 9 PM to 7 AM. Weekends and legal holidays: General quiet from midnight to 7 AM. Noisy hours are generally 7 AM to 9 PM Monday-Friday and 10 AM to 10 PM on weekends/holidays, allowing louder sounds.
Decibel Limits
"Manufacturing limits: 75 dB between two manufacturing properties; 70 dB between manufacturing and commercial/residential zones. Air conditioners up to 70 dB, heat pumps up to 75 dB at property line. Short, louder sounds are permitted for limited durations (e.g., +5 dB for 12 min, +10 dB for 3 min, +15 dB for 30 seconds). Temporary exemptions can allow exceeding by up to 25 dB."
Measure Noise Levels Instantly
Use our free browser-based decibel meter to check if your neighbors are violating the Baltimore, MD code.
Specific Noise Restrictions
Permitted daily from 7:00 AM to 9:00 PM. Noise audible within 50 feet or in a residence outside these hours should be reported to the Police Department.
Entertainment noise (e.g., radios) heard more than 50 feet from its source, or 100 feet from inside a building, can lead to arrest if the offender refuses to desist. Commercial advertising noise (e.g., bullhorns) heard more than 100 feet from the premises requires a warrant or criminal summons for enforcement.
Loud and excessively barking dogs are considered unacceptable behavior. Report animal cruelty or neglect to 311.
Noncommercial vehicle repairs and the use of power tools are allowed to be louder than normal limits between 7 AM and 9 PM on weekdays, and 10 AM to 10 PM on weekends and legal holidays in residential zones. Using car horns to announce arrival is considered unacceptable.
Frequently Asked Questions
Quiet Hours?
Weekdays: General quiet from 10 PM to 7 AM, with residential limits for noise above 50 dBA from 9 PM to 7 AM. Weekends and legal holidays: General quiet from midnight to 7 AM. Noisy hours are generally 7 AM to 9 PM Monday-Friday and 10 AM to 10 PM on weekends/holidays, allowing louder sounds..
Construction?
Usually limited to daytime hours (e.g. 7am-6pm). Check 'Specific Restrictions' above.
Who to call?
Use Non-Emergency Police: 311 (general non-emergency); 410-637-8875 (BPD Telephone Reporting Unit, 7 AM - 10 PM daily).
Fines?
Commonly range from $50 to $500 for initial offenses.
Official Sources
Noise Solutions for Baltimore, MD
SolvedBest Gear for Baltimore, MD Residents
Ultrasonic Bark Control
Humane deterrent that emits a high-frequency sound when it detects barking.
Loop Quiet Ear Plugs
The "gold standard" for sleeping. Reduces noise by 24dB without the pain of foam plugs.
1/2" Thick Rug Pad
Essential for the "80% Rule." Adds density to rugs to absorb footfall impact noise for downstairs neighbors.
Hemp Calming Chews
Natural relief for dog anxiety. Perfect for separation anxiety barking or fear of fireworks.
ThunderShirt for Dogs
The best solution for anxiety-induced barking (fireworks, thunder, separation).
Marpac Dohm Classic
The original fan-based machine. Unlike digital loops, this creates real rushing air sound.
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