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Building report

531 Lenox Avenue

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

Built
1910
Units
10
Owner of record
BUFNY II ASSOCIATESL.P.
Open HPD violations
269
HPD records on file
341

Violations at 531 Lenox Avenue

341 on record
2026-07-11Class AOpen

§27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://WWW.NYC.GOV/SITE/HPD/SERVICES-AND-INFORMATION/REQUIRED-SIGNAGE.PAGE

HPD · 1520 · Record 19072553
2026-07-11Class AOpen

§ 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORY

HPD · 500 · Record 19072551
2026-07-11Class COpen

§ 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM AT PUBLIC HALL, 1st STORY

HPD · 671 · Record 19072550
2026-07-11Class AOpen

§27-2045(B)(5) HMC, § 12-01 RCNY POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAILBOX AT PUBLIC HALL, 1st STORY

HPD · 700 · Record 19072548
2026-07-11Class AOpen

§27-2045(B)(5) HMC, § 12-06, 12-10 RCNY POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY COMMISSIONER, IN A COMMON AREA OF A CLASS A MULTIPLE DWELLING NEAR INSPECTION CERTIFICATE OR PROVIDE NOTICE TO TENANTS IN PRIVATE DWELLINGS

HPD · 1501 · Record 19072547

Who owns 531 Lenox Avenue?

Owner of record: BUFNY II ASSOCIATESL.P.. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.

Apartments at 531 Lenox Avenue

Recorded residential units: 10. Recorded year built: 1910. 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 531 Lenox Avenue

The full report includes the grade, all 341 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 341 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections