Jefferson Avenue, Brooklyn: Grade C+ · 311, HPD & Crash Data
Grade C+, 58 out of 100. How does Jefferson Avenue in Brooklyn rank for traffic safety, noise, and cleanliness?
Livability score
Grade C+, livability 58 out of 100.
Calm 46, ranked against busy avenues. Access 80, ranked against every street in the city. More complaints per home than most busy avenues, but a lot within a walk.
That puts Jefferson Avenue in the top 28% of scored streets citywide.
Strongest on traffic safety (74) and tree cover (98). Infrastructure (22) is the weak spot.
On the record
Residential noise leads the 311 file on Jefferson Avenue, with 355 reports. The whole 311 file on Jefferson Avenue holds 2,196 reports, and residential noise is 16% of it. After that the file runs to illegal parking (352 reports) and heat and hot water (227). The file runs across 92 distinct 311 categories in all. Divided by the homes on file, Jefferson Avenue carries roughly 64 reports per 100 of them.
The HPD file on Jefferson Avenue carries 205 Class C violations, the most serious of the three classes an inspector can write, about 6 per 100 homes on file. Pests is what HPD writes up most on Jefferson Avenue, 355 violations of it. Bed bugs follows at 303 violations, then paint and lead at 106. PLUTO counts 1,034 residential buildings and 3,419 homes on Jefferson Avenue, with 535 walk-ups and 3 elevator buildings among them. The average building on Jefferson Avenue holds about 3.3 homes.
Reported crashes on Jefferson Avenue have injured 53 people since 2021.
Of the ten measures on the card, parking ranks 55 among busy avenues and cleanliness ranks 24. A 24 on cleanliness places Jefferson Avenue in the weakest quarter of busy avenues. Measured against busy avenues, quietness sits at 43 and housing at 33. The citywide frame puts food nearby at 83 and transit at 71. Tree cover is the strongest of the three citywide measures here, at 98. Jefferson Avenue is ranked against about 550 busy avenues citywide.
Traffic safety is where Jefferson Avenue ranks best against busy avenues, at 74.
Rent stabilization covers about 12% of the 3,419 homes on file, 386 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.
Nearest streets in Brooklyn
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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).