40 Street, Brooklyn: Grade C+ · 311, HPD & Crash Data
Grade C+, 55 out of 100. How does 40 Street in Brooklyn rank for traffic safety, noise, and cleanliness?
Livability score
Grade C+, livability 55 out of 100.
Calm 44, ranked against numbered streets. Access 74, ranked against every street in the city. More complaints per home than most numbered streets, but a lot within a walk.
That puts 40 Street in the top 36% of scored streets citywide.
Strongest on street crime (77) and tree cover (91). Infrastructure (6) is the weak spot.
On the record
Illegal parking is the most-filed complaint on 40 Street, with 341 reports. Across every category, 1,592 reports sit on this street's 311 file, and 21% of them name illegal parking. After that the file runs to blocked driveway (140 reports) and residential noise (139). Reports on 40 Street span 81 distinct 311 categories. About 81 reports per 100 homes sit on 40 Street, counting every category.
40 Street carries 67 Class C violations on its HPD file, the most serious of the three classes an inspector can write, about 3 per 100 homes on file. HPD's most-cited category on 40 Street is bed bugs, at 187 violations. Pests accounts for 171 more, and doors for 44. 576 residential buildings on 40 Street hold the 1,965 homes on file, 276 of them walk-up apartment buildings and 1 of them buildings with an elevator. That averages about 3.4 homes to a building.
Reported crashes on 40 Street have injured 42 people since 2021.
Among numbered streets, 40 Street ranks 37 on quietness and 14 on cleanliness. 40 Street sits in the weakest quarter of numbered streets on cleanliness. Measured against numbered streets, housing sits at 35 and parking at 33. The citywide frame puts food nearby at 74 and transit at 68. Tree cover is the strongest of the three citywide measures here, at 91. About 990 numbered streets make up the band 40 Street is scored inside.
Traffic safety is the strongest of the measures ranked inside the band, at 69.
Rent stabilization covers about 11% of the 1,965 homes on file, 227 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).