12 Avenue, Brooklyn: Grade B · 311, HPD & Crash Data
Grade B, 62 out of 100. How does 12 Avenue in Brooklyn rank for traffic safety, noise, and cleanliness?
Livability score
Grade B, livability 62 out of 100.
Calm 60, ranked against busy avenues. Access 65, ranked against every street in the city. Fewer complaints per home than most busy avenues, and a lot within a walk.
That puts 12 Avenue in the top 19% of scored streets citywide.
Strongest on quietness (96) and tree cover (93). Infrastructure (21) is the weak spot.
On the record
More 311 reports on 12 Avenue name illegal parking than any other category, 622 of them. Illegal parking accounts for 45% of the 1,392 reports on file here. Blocked driveway follows with 135 reports, and heat and hot water with 94. Reports on 12 Avenue span 80 distinct 311 categories. About 87 reports per 100 homes sit on 12 Avenue, counting every category.
HPD has cited 104 Class C violations here, the tier the city treats as an immediate health or safety risk, about 6 per 100 homes on file. The category HPD cites most often here is pests, with 223 violations on file. Behind it the file holds paint and lead (150 violations) and bed bugs (125). PLUTO counts 532 residential buildings and 1,604 homes on 12 Avenue, with 154 walk-ups and 8 elevator buildings among them. That averages about 3 homes to a building.
NYPD records 85 people injured in crashes on 12 Avenue since 2021.
Against busy avenues, cleanliness comes in at 89, with parking at 22. That 22 on parking puts 12 Avenue in the weakest quarter of busy avenues. Traffic safety ranks 37 on the same scale, with housing at 37. Against every street in the city, 12 Avenue ranks 65 on food nearby and 53 on transit. 12 Avenue ranks 93 on tree cover, the best of its three citywide measures. The band those ranks are drawn from holds about 550 busy avenues.
Quietness is the strongest of the measures ranked inside the band, at 96.
About 16% of the 1,604 homes on file are rent-stabilized, 251 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).