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Building report

421 East 9th Street

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

Built
1900
Units
20
Owner of record
MARLIN REALTY ASSOCIATES
Open HPD violations
0
HPD records on file
5

Violations at 421 East 9th Street

5 on record
2019-03-08Class CDismissed

§ 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM BOILER ROOM DOOR LOCKED AT BASEMENT

HPD · 672 · Record 12953756
2019-03-08Class CClosed

§ 27-2029 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT E3, 5th STORY, 1st APARTMENT FROM WEST AT NORTH

HPD · 666 · Record 12949985
2019-03-08Class BDismissed

§ 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS .. IN THE ENTRANCE LOCATED AT APT E3, 5th STORY, 1st APARTMENT FROM WEST AT NORTH

HPD · 530 · Record 12949984
2015-10-01Class IDismissed

SECTION27-2107 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 10885380
1984-09-10Class CDismissed

D26-17.10 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 BUILDING'S HEATING SYSTEM 1ST STY PUBLIC HALL NEAR MAILBOXES AND DOOR TO BOILER ROOM R46.

HPD · 671 · Record 2485334
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Who owns 421 East 9th Street?

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

Apartments at 421 East 9th Street

Recorded residential units: 20. Recorded year built: 1900. 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 421 East 9th Street

The full report includes the grade, all 5 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 5 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections