Jefferson Street, Brooklyn: Grade C · 311, HPD & Crash Data
Grade C, 40 out of 100. How does Jefferson Street in Brooklyn rank for traffic safety, noise, and cleanliness?
Livability score
Grade C, livability 40 out of 100.
Calm 18, ranked against built-up residential streets. Access 81, ranked against every street in the city. More complaints per home than most built-up residential streets, but a lot within a walk.
That puts Jefferson Street in the bottom 18% of scored streets citywide.
Strongest on infrastructure (38) and food nearby (91). Quietness (3) is the weak spot.
On the record
More 311 reports on Jefferson Street name noise than any other category, 306 of them, and the block ranks in the louder half of built-up residential streets. The whole 311 file on Jefferson Street holds 1,203 reports, and noise is 25% of it. Street/sidewalk noise follows with 154 reports, and residential noise with 133. In all, 79 distinct 311 categories are represented on Jefferson Street. Set against the 935 homes on file, that is about 129 reports per 100 homes.
Inspectors have written 83 Class C violations on Jefferson Street, the tier the city treats as an immediate health or safety risk, about 9 per 100 homes on file. The category HPD cites most often here is pests, with 84 violations on file. Doors accounts for 60 more, and paint and lead for 48. 169 residential buildings on Jefferson Street hold the 935 homes on file, 119 of them walk-up apartment buildings and 2 of them buildings with an elevator. That averages about 5.5 homes to a building.
Since 2021, 21 people have been injured in reported crashes here.
Among built-up residential streets, Jefferson Street ranks 35 on traffic safety and 5 on cleanliness. A 5 on cleanliness places Jefferson Street in the weakest quarter of built-up residential streets. The card also puts parking at 25 and housing at 19 among built-up residential streets. Transit ranks 78 and tree cover 75, both against every street in the city rather than inside the band. Jefferson Street ranks 91 on food nearby, the best of its three citywide measures. The band those ranks are drawn from holds about 790 built-up residential streets.
The strongest band-ranked measure on Jefferson Street is infrastructure, at 38.
Rent stabilization covers about 15% of the 935 homes on file, 138 homes in all.
Scores are built from 311 complaints, HPD violations, NYPD crash records, NYPD felony complaint 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.
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Every scored street in Brooklyn, the citywide rankings of all 5,700+ graded streets, or Queens vs Brooklyn: How the Two Boroughs Score (2026 Data).