Underhill Avenue, Brooklyn: Grade B · 311, HPD & Crash Data
Grade B, 66 out of 100. How does Underhill Avenue in Brooklyn rank for traffic safety, noise, and cleanliness?
Livability score
Grade B, livability 66 out of 100.
Calm 57, ranked against busy avenues. Access 82, ranked against every street in the city. Fewer complaints per home than most busy avenues, and a lot within a walk.
That puts Underhill Avenue in the top 12% of scored streets citywide.
Strongest on street crime (90) and food nearby (90). Cleanliness (16) is the weak spot.
On the record
Illegal parking leads the 311 file on Underhill Avenue, with 101 reports, and cleanliness ranks 16 among busy avenues. Across every category, 414 reports sit on this street's 311 file, and 24% of them name illegal parking. After that the file runs to heat and hot water (65 reports) and dirty condition (29). In all, 65 distinct 311 categories are represented on Underhill Avenue. Divided by the homes on file, Underhill Avenue carries roughly 84 reports per 100 of them.
Underhill Avenue carries 41 Class C violations on its HPD file, the most serious of the three classes an inspector can write, about 8 per 100 homes on file. HPD's most-cited category on Underhill Avenue is pests, at 36 violations. Bed bugs follows at 25 violations, then paint and lead at 11. The housing file lists 100 residential buildings on Underhill Avenue holding 491 homes, with 53 walk-ups and 2 elevator buildings among them. Across those buildings the average is about 4.9 homes each.
Reported crashes on Underhill Avenue have injured 8 people since 2021.
Among busy avenues, Underhill Avenue ranks 53 on parking and 39 on quietness. Underhill Avenue sits in the weaker half of busy avenues on quietness. The card also puts infrastructure at 50 and housing at 43 among busy avenues. Against every street in the city, Underhill Avenue ranks 81 on transit and 70 on tree cover. Of the three measures ranked citywide, food nearby is the strongest on Underhill Avenue, at 90. About 550 busy avenues make up the band Underhill Avenue is scored inside.
Traffic safety is the strongest of the measures ranked inside the band, at 83.
About 21% of the 491 homes on file are rent-stabilized, 104 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
- Street Marks Avenue, Brooklyn
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- Plaza Street W, Brooklyn
- Atlantic Avenue, Brooklyn
Underhill Avenue runs through Prospect Heights, where every scored street in the neighborhood is ranked beside it.
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).