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Building report

25-42 43rd Street

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

Built
1915
Units
20
Owner of record
IS LYONS LLC
Open HPD violations
0
HPD records on file
1

Violations at 25-42 43rd Street

1 on record
2018-01-09Class ADismissed

§ 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES THAT SHOULD BE FOLLOWED WHEN A GAS LEAK IS SUSPECTED AT PUBLIC HALL, 1st STORY

HPD · 1506 · Record 12182139

Who owns 25-42 43rd Street?

Owner of record: IS LYONS 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 25-42 43rd Street

Recorded residential units: 20. Recorded year built: 1915. 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 25-42 43rd Street

The full report includes the grade, all 1 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 1 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections