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Building report

523 West 121st Street

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

Built
1926
Units
24
Owner of record
SPENCER APT INC
Open HPD violations
2
HPD records on file
15

Violations at 523 West 121st Street

15 on record
2026-04-29Class 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 18833125
2023-03-16Class 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 15794421
2022-02-16Class 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 14854781
2021-04-02Class 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 14118698
2018-09-26Class CDismissed

§ 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 MISSING AT PUBLIC HALL, 1st STORY

HPD · 671 · Record 12607598

Who owns 523 West 121st Street?

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

Apartments at 523 West 121st Street

Recorded residential units: 24. Recorded year built: 1926. These building facts do not show current vacancies or when a particular apartment was renovated.

Rent-stabilization status is not established by this record. A missing tax-lot match in the dated RGB list does not mean the building has no stabilized apartments. Check the official rent-stabilized building lists.

Look up more about this building

See the full record for 523 West 121st Street

The full report includes the grade, all 15 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 15 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections