535 51st Street
535 51st Street in Sunset Park, Brooklyn, has 25 open HPD violations, 2 of them class C, and 9 of 9 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: F (38/100).
Multi-family walk-up · 9 units · Built 1921
StreetSpy grade: F (Severe, 38/100)
- 2 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 6 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- The head officer on this registration is named on 6 buildings' registrations; 3 graded D or F.
- 9 of 9 units are rent-stabilized.
More open violations per unit than 7 in 10 Brooklyn buildings this size.
- Repairs: High (25 open, 2 class C), records as of Oct 25, 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 27, 2026
- Safety: Medium (1 open DOB violation), records as of Oct 23, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
25 open violations: 2 class C (immediately hazardous), 21 class B, 2 class A. 11 issued in the last 12 months. 112 on record. Oldest open violation issued 2008-05-22. Newest violation issued 2026-09-17.
HPD recorded no violation closed here in the last 12 months.
6 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class C: Roaches, throughout the apartment, 3rd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3F), issued 2026-09-17. HPD violation 19217700
- Class C: Self-closing door not working (basement). , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGE AT DOOR TO CELLAR AT WEST , 1st STORY, issued 2024-01-08. HPD violation 16571188
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 3rd floor. (B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3F), issued 2026-09-17. HPD violation 19217698
- Class B: Items blocking a hallway or exit (hallway). , 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEITEMS AT PUBLIC HALL, 2nd STORY, issued 2026-09-17. HPD violation 19217703
- Class B: Items blocking a hallway or exit (hallway). , 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF BICYCLE BLOCKING ACCESS TO NORTH YARD AT PUBLIC HALL, 1st STORY, issued 2026-09-17. HPD violation 19217704
- Class B: Door, lock or intercom defect (hallway). HMC: REFIT ENTRANCE DOOR TO BUILDING AT PUBLIC HALL, 1st STORY, issued 2026-09-17. HPD violation 19217705
- Class B: Items blocking a hallway or exit (hallway). , 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS SHOES RACK AT PUBLIC HALL, 3rd STORY, issued 2026-09-17. HPD violation 19217702
- Class B: Leak or water damage, ceiling, bathroom, 3rd floor. REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT CEILING IN THE BATHROOM LOCATED AT APT 3F, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3F), issued 2026-09-17. HPD violation 19217696
311 housing complaints
3 in the last 12 months, 15 in 5 years. Most common: Paint/Plaster (2), Water Leak (1).
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: Owner reported 0 infested units
- 2025: Owner reported 0 infested units
- 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)
1 open DOB violation, a Local Law violation issued before 2000. 1 DOB violation 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
9 of 9 units rent-stabilized as of 2024. Stabilized renewals: 0% for one year and 0% for two years under RGB Order #58 (Oct 1, 2026 to Sep 30, 2027).
Rent-stabilized units on city tax bills: 9 in 2024, 9 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: JIANG KONG REALTY CORP. Head officer: CHANGEN JIANG. Managing agent: JIANG KONG REALTY CORP. This owner has 6 buildings on record, 3 graded D or F. See the full portfolio.
Last HPD registration Aug 13, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3007920052, HPD building ID 155094. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 53 St (R), 5 min walk
- 45 St (R), 7 min walk
- 59 St (N, R), 9 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 25 open (2 class C, 21 class B, 2 class A). 6 rent-impairing | −45 |
| 311 housing complaints (12 mo) | 3 | −14 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | None | 0 |
| Housing litigation | No open cases | 0 |
| Open DOB violations | 1 open DOB violation, a Local Law violation issued before 2000 | −3 |
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.