2024-09-23Class CDismissed
§ 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING KICK DOWN DOOR STOPPER AT BUILDING ENTRANCE DOOR
HPD · 536 · Record 17296545
Building report
509 9th Avenue
Public records for this building, including violations, complaints, housing court cases and ownership details.
- Built
- 1920
- Units
- 8
- Owner of record
- 509 NINTH AVENUE, LL
- Open HPD violations
- 0
- HPD records on file
- 18
Violations at 509 9th Avenue
18 on record2024-09-23Class BDismissed
§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT SOUTH AND EAST WALLS IN THE KITCHEN LOCATED AT APT 2S, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
HPD · 508 · Record 17296544
2024-09-23Class BDismissed
§ 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 2S, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
HPD · 702 · Record 17296543
2024-09-23Class BDismissed
§ 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 2S, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
HPD · 1503 · Record 17296542
2024-09-23Class CDismissed
§ 27-2043.1 HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CITY HEALTH CODE SECTION 24 RCNY CHAPTER 12. WG TO INSTALL = 3, WG TO REPLACE = 0, WG TO REPAIR = 0 IN THE ENTIRE APARTMENT LOCATED AT APT 2S, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH
HPD · 790 · Record 17296541
Who owns 509 9th Avenue?
Owner of record: 509 NINTH AVENUE, LL. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.
Apartments at 509 9th Avenue
Recorded residential units: 8. Recorded year built: 1920. 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 509 9th Avenue
The full report includes the grade, all 18 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 18 HPD violations
- 03Housing court filings and outcomes
- 04Ownership history and LLC connections