Knapp Street, Brooklyn NYC — Traffic Safety, Noise & Cleanliness Scores | 2026
Grade C, 43 out of 100. How does Knapp Street in Brooklyn rank for traffic safety, noise, and cleanliness?
Livability score
Grade C, livability 43 out of 100.
Calm 48, ranked against built-up residential streets. Access 33, ranked against every street in the city. More complaints per home than most built-up residential streets, and little within a walk.
That puts Knapp Street in the bottom 26% of scored streets citywide.
Strongest on quietness (89) and tree cover (69); traffic safety (2) is the weak spot.
On the record
Crashes are the mark against Knapp Street. 76 people have been injured in reported crashes here since 2021, and traffic safety ranks 2 among built-up residential streets. HPD has cited 2 Class C violations here, the tier the city treats as an immediate health or safety risk, about 1 per 100 homes on file. Complaints are rare by comparison. Illegal parking is the most-filed, with 55 reports. Quietness ranks 89, the strongest of the ten dimensions, and access ranks 33 against every street in the city. None of the 386 homes on file are rent-stabilized.
Scores are built from 311 complaints, HPD violations, NYPD crash records, MTA stop locations, DOHMH food permits, and the street tree census, divided by the homes and businesses on the street, updated weekly. Read the scoring method or the data sources.
View the full interactive report with street-level data on BestageStreet NYC, covering safety, noise, and cleanliness scores for 5,700+ NYC streets from 5M+ 311 reports.