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Building report

171 Audubon Avenue

Public records for this building, including violations, complaints, housing court cases and ownership details.

Built
1912
Units
20
Owner of record
DIAGONAL REALTY LLC
Open HPD violations
1
HPD records on file
153

Violations at 171 Audubon Avenue

153 on record
2026-04-29Class ADismissed

(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.

HPD · 1507 · Record 18835156
2025-11-17Class IDismissed

§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID REGISTRATION STATEMENT IS FILED.

HPD · 780 · Record 18384957
2025-08-24Class AOpen

§ 27-2014 ADM CODE AND DEPT. RULES AND REGULATIONS. SCRAPE AND REMOVE RUST SCALES AND PAINT WITH 2 COATS OF PAINT FIRE ESCAPE, ALL STORIES AND ITS COMPONENTS AT BUILDING FRONT

HPD · 561 · Record 18183315
2025-06-04Class ADismissed

(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.

HPD · 1507 · Record 17950444
2024-09-06Class AClosed

§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT AT CEILING AND EAST WALL AT PUBLIC HALL, 5th STORY

HPD · 556 · Record 17250225
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Who owns 171 Audubon Avenue?

Owner of record: DIAGONAL REALTY LLC. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.

Apartments at 171 Audubon Avenue

Recorded residential units: 20. Recorded year built: 1912. These building facts do not show current vacancies or when a particular apartment was renovated.

This tax lot appears in the RGB list based on 2024 building registrations, published as of November 2025. That is a building-level historical signal; it does not identify which apartments are stabilized today. Check the official rent-stabilized building lists.

Look up more about this building

See the full record for 171 Audubon Avenue

The full report includes the grade, all 153 violations with dates and outcomes, housing court filings and ownership details.

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Included
  1. 01Overall grade and scores by category
  2. 02Details for all 153 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections