624 Riverdale Avenue
624 Riverdale Avenue in East New York, Brooklyn, has 48 open HPD violations, 19 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: F (20/100).
Multi-family walk-up · 6 units · Built 1930
StreetSpy grade: F (Severe, 20/100)
- 19 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 9 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- 7 heat or hot water complaints to 311 in the last 12 months.
More open violations per unit than 9 in 10 Brooklyn buildings this size.
- Repairs: High (48 open, 19 class C), records as of Oct 26, 2026
- Heat and hot water: 7 complaints, 12 mo, records as of Oct 25, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
- Safety: High (5 open DOB violations), records as of Oct 26, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
48 open violations: 19 class C (immediately hazardous), 23 class B, 5 class A, 1 class I (HPD orders such as lead paint or heat orders, not a hazard class). 72 issued in the last 12 months. 985 on record. Oldest open violation issued 2009-02-23. Newest violation issued 2026-08-17.
44 closed in the last 90 days. Median 674 days from issue to close for the 206 violations closed in the last 12 months.
9 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, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1F), issued 2026-07-31. HPD violation 19112381
- Class C: Roaches, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1F), issued 2026-07-06. HPD violation 19050512
- Class C: Kitchen fixture defect, kitchen, 1st floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE BASE CABINET IN THE KITCHEN LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1F), issued 2026-06-08. HPD violation 18988920
- Class C: Roaches, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1F), issued 2026-06-08. HPD violation 18988934
- 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 3R, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3R), issued 2026-06-05. HPD violation 18983287
- Class C: Leak or water damage, ceiling, 3rd floor. REPAIR THE ROOF SO THAT IT WILL NOT LEAK AT CEILING IN THE PRIVATE HALLWAY LOCATED AT APT 3R, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3R), issued 2026-06-05. HPD violation 18988855
- 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 3R, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3R), issued 2026-04-22. HPD violation 18813292
- Class C: 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 3R, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3R), issued 2026-02-04. HPD violation 18618024
311 housing complaints
24 in the last 12 months, 114 in 5 years. Most common: Heat/Hot Water (7), Plumbing (6), Unsanitary Condition (5), Door/Window (4), Paint/Plaster (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: No bedbug filing on record for this year
- 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)
5 open DOB violations, 4 of them Local Law violations issued before 2000. 5 DOB violations on record. Check on DOB BIS.
Evictions and housing court
4 executed evictions in the last 3 years (7 on record). 0 open HPD cases; 0 harassment findings.
Rent stabilization
No rent-stabilized units on the tax bill.
Rent-stabilized units on city tax bills: 0 in 2024, 3 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: NEW RIVER REALTY CORP. Head officer: MICHAEL SLOCHOWSKY. Managing agent: BRIEN MINGO. See the full portfolio.
Last HPD registration Aug 22, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3038400032, HPD building ID 362353. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Pennsylvania Av (3), 3 min walk
- Van Siclen Av (3), 5 min walk
- Livonia Av (L), 8 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 48 open (19 class C, 23 class B, 5 class A, 1 class I). 9 rent-impairing | −45 |
| 311 housing complaints (12 mo) | 24 | −20 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | 4 | −10 |
| Housing litigation | No open cases | 0 |
| Open DOB violations | 5 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.