Building report

657 Classon Avenue

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

Built: 1931
Units: 14
Owner of record: 636 CLASSON ASSOC LP

Violations at 657 Classon Avenue

3 on record

2026-05-07Class AOpen

(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 18901905

2026-05-04Class AOpen

(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 18873493

2010-12-18Class COpen

§ 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT PUBLIC HALL, 1st STORY

HPD · 672 · Record 8740148

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Who owns 657 Classon Avenue?

Owner of record: 636 CLASSON ASSOC LP. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.

Apartments at 657 Classon Avenue

Recorded residential units: 14. Recorded year built: 1931. 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.

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See the full record for 657 Classon Avenue

The full report includes the grade, all 3 violations with dates and outcomes, housing court filings and ownership details.

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Included

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