4509 10th Avenue
4509 10th Avenue in Sunset Park, Brooklyn, has 26 open HPD violations, 5 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: D (50/100).
Multi-family walk-up · 6 units · Built 1920
StreetSpy grade: D (Poor, 50/100)
- 5 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- The head officer on this registration is named on 3 buildings' registrations; 2 graded D or F.
- No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.
More open violations per unit than 8 in 10 Brooklyn buildings this size.
- Repairs: High (26 open, 5 class C), records as of Oct 26, 2026
- Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
- Safety: High (6 open DOB violations), records as of Oct 26, 2026
- Registration: Expired Sep 1, 2025, records as of Oct 3, 2026
Housing code violations (HPD)
26 open violations: 5 class C (immediately hazardous), 18 class B, 3 class A. 1 issued in the last 12 months. 39 on record. Oldest open violation issued 2007-08-16. Newest violation issued 2026-04-30.
HPD recorded no violation closed here in the last 12 months.
1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class C: No heat / heating defect (hallway). 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 1 STY PUBLIC HALL & ON BOILER ROOM DOOR., issued 2008-06-05. HPD violation 982348
- Class C: No heat / heating defect (boiler room). 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 1 STY PUB HALL & BOILER ROOM DOOR., issued 2008-06-05. HPD violation 982335
- Class C: No heat / heating defect (basement). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM CELLAR DOOR LOCKED., issued 2008-06-05. HPD violation 982349
- Class C: No hot water, throughout the apartment, 1st floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1R, 1st STORY, APARTMENT AT SOUTH (apt 1R), issued 2007-08-16. HPD violation 4277479
- Class C: No heat / heating defect (basement). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM BOILER ROOM DOOR LOCKED AT BOILER ROOM, CELLAR, issued 2007-08-16. HPD violation 4277492
- Class B: Floor or stair defect, bathroom. D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC FLOOR TILE 1 STY FRONT APT BATHROOM., issued 2008-06-05. HPD violation 982337
- Class B: Door, lock or intercom defect (entrance). D26-10.01 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WOOD DOOR JAMB ENTRANCE DOOR 1 STY FRONT APT 1D. LOCATED AT APT 1D (apt 1D), issued 2008-06-05. HPD violation 982339
- Class B: D26-10.01 ADM CODE REPLACE WITH NEW THE MISSING WOOD SADDLE BATHROOM 1 STY FRONT APT 1D. LOCATED AT APT 1D (apt 1D), issued 2008-06-05. HPD violation 982338
311 housing complaints
0 in the last 12 months, 1 in 5 years.
Bedbugs
The owner reported 0 infested units in the last 3 years of filings. HPD's bedbug filings are self-reported by the owner once a year; HPD does not inspect to confirm them.
- 2026: No bedbug filing on record for this year
- 2025: No bedbug filing on record for this year
- 2024: Owner reported 0 infested units
- 2023: Owner reported 0 infested units
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
Buildings department (DOB)
6 open DOB violations, 4 of them Local Law violations issued before 2000. 6 DOB violations on record. Check on DOB BIS.
Evictions and housing court
0 executed evictions in the last 3 years (0 on record). 0 open HPD cases; 0 harassment findings.
Rent stabilization
No rent-stabilized units on the tax bill.
Owner and management
Owner: 4509 TENTH, LLC. Head officer: ABRAHAM LEIFER. Managing agent: 4509 TENTH, LLC. This owner has 3 buildings on record, 2 graded D or F. See the full portfolio.
Last HPD registration Aug 26, 2024. HPD registration expired Sep 1, 2025 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.
Tax lot and city IDs
BBL 3056140007, HPD building ID 135603. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Fort Hamilton Pkwy (D), 2 min walk
- 50 St (D), 7 min walk
- 9 Av (D), 8 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 26 open (5 class C, 18 class B, 3 class A). 1 rent-impairing | −45 |
| 311 housing complaints (12 mo) | None | 0 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | None | 0 |
| Housing litigation | No open cases | 0 |
| Open DOB violations | 6 open DOB violations, 4 of them Local Law violations issued before 2000 | −5 |
Sources: NYC HPD Housing Maintenance Code Violations, NYC 311 Service Requests, NYC HPD Bedbug Reporting, NYC Marshal Evictions (DOI), NYC HPD Housing Litigations, NYC DOB Violations, NYC DOF tax bills (via JustFix Who Owns What portfolio API, v2), NYC HPD Property Registration. Methodology. Report generated 2026-10-28.