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Building report

423 Madison Avenue

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

Built
1921
Units
7
Owner of record
423 MADISON AVENUE L
Open HPD violations
0
HPD records on file
43

Violations at 423 Madison Avenue

43 on record
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 17946624
2022-06-23Class CDismissed

§ 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES AT BATHTUB IN THE KITCHEN LOCATED AT APT 7, 4th STORY, 1st APARTMENT FROM WEST AT NORTH

HPD · 577 · Record 15220164
2022-06-23Class CDismissed

§ 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF COLD WATER FOR THE FIXTURES AT BATHTUB IN THE KITCHEN LOCATED AT APT 7, 4th STORY, 1st APARTMENT FROM WEST AT NORTH

HPD · 576 · Record 15220163
2022-04-20Class ADismissed

§ 27-2005 ADM CODE REFIT DOOR IN THE ENTRANCE LOCATED AT APT 7, 4th STORY, 1st APARTMENT FROM WEST AT NORTH

HPD · 529 · Record 15111931
2022-04-20Class CDismissed

§ 27-2005, 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE ... IN THE ENTRANCE LOCATED AT APT 7, 4th STORY, 1st APARTMENT FROM WEST AT NORTH

HPD · 530 · Record 15111930
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Who owns 423 Madison Avenue?

Owner of record: 423 MADISON AVENUE L. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.

Apartments at 423 Madison Avenue

Recorded residential units: 7. Recorded year built: 1921. 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 423 Madison Avenue

The full report includes the grade, all 43 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 43 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections