Avenue O, Brooklyn: Grade C+ · 311, HPD & Crash Data
Grade C+, 54 out of 100. How does Avenue O in Brooklyn rank for traffic safety, noise, and cleanliness?
Livability score
Grade C+, livability 54 out of 100.
Calm 51, ranked against busy avenues. Access 60, ranked against every street in the city. Fewer complaints per home than most busy avenues, and a lot within a walk.
That puts Avenue O in the top 39% of scored streets citywide.
Strongest on street crime (90) and tree cover (93). Parking (15) is the weak spot.
On the record
Illegal parking leads the 311 file on Avenue O, with 629 reports, and parking ranks 15 among busy avenues. Across every category, 1,434 reports sit on this street's 311 file, and 44% of them name illegal parking. Blocked driveway is the next most-filed at 120 reports, then commercial noise at 83. In all, 88 distinct 311 categories are represented on Avenue O. Divided by the homes on file, Avenue O carries roughly 115 reports per 100 of them.
Inspectors have written 86 Class C violations on Avenue O, the tier the city treats as an immediate health or safety risk, about 7 per 100 homes on file. The category HPD cites most often here is pests, with 74 violations on file. Paint and lead follows at 55 violations, then bed bugs at 38. City housing records put 1,245 homes in 391 residential buildings on Avenue O, 49 of them walk-up apartment buildings and 5 of them buildings with an elevator. The average building on Avenue O holds about 3.2 homes.
Since 2021, 152 people have been injured in reported crashes here.
Of the ten measures on the card, infrastructure ranks 75 among busy avenues and traffic safety ranks 24. Avenue O sits in the weakest quarter of busy avenues on traffic safety. Measured against busy avenues, housing sits at 53 and cleanliness at 25. Food nearby ranks 74 and transit 39, both against every street in the city rather than inside the band. Tree cover is the strongest of the three citywide measures here, at 93. Avenue O is ranked against about 550 busy avenues citywide.
Quietness is the strongest of the measures ranked inside the band, at 81.
About 15% of the 1,245 homes on file are rent-stabilized, 186 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).