315 4th Avenue
315 4th Avenue in Park Slope, Brooklyn, has 41 open HPD violations, 17 of them class C, and 2 of 6 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: F (37/100).
Mixed residential & commercial · 6 units · Built 1920
StreetSpy grade: F (Severe, 37/100)
- 17 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- The owner has 3 buildings on record; 2 graded D or F.
- The owner's bedbug filings report no infested units in the last 3 years.
- 2 of 6 units are rent-stabilized; 5 on the 2007 tax bill.
More open violations per unit than 9 in 10 Brooklyn buildings this size.
- Repairs: High (41 open, 17 class C), records as of Oct 26, 2026
- Heat and hot water: 2 complaints, 12 mo, records as of Oct 25, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
- Safety: Medium (1 open DOB violation), records as of Oct 26, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
41 open violations: 17 class C (immediately hazardous), 17 class B, 6 class A, 1 class I (HPD orders such as lead paint or heat orders, not a hazard class). 11 issued in the last 12 months. 303 on record. Oldest open violation issued 2007-08-13. Newest violation issued 2026-07-17.
1 closed in the last 90 days. Median 64 days from issue to close for the 4 violations closed in the last 12 months.
- Class C: No heat / heating defect, kitchen, 3rd floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE AIR VALVE AT RADIATOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3L), issued 2025-12-16. HPD violation 18514292
- Class C: Plumbing defect, kitchen, 3rd floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE BASE CABINET UNDER SINK IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3L), issued 2025-12-04. HPD violation 18487001
- Class C: Floor or stair defect, kitchen, 3rd floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD SUB FLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3L), issued 2025-12-04. HPD violation 18487000
- Class C: Broken window or sash, kitchen, 3rd floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE SPRING BALANCE AT LOWER WINDOW SASH IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 3L), issued 2025-07-16. HPD violation 18098303
- Class C: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOODEN SUBFLOOR IN THE KITCHEN LOCATED AT APT 3L, 3rd STORY, 1st APARTMENT FROM NORTH AT EAST (apt 3L), issued 2025-03-21. HPD violation 17777231
- Class C: Damaged plaster or paint, ceiling. & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF ILLEGAL WOODEN SUPPORTS FOR THE CEILING AT BASEMENT, issued 2025-03-21. HPD violation 17777207
- Class C: Damaged plaster or paint, ceiling. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDING MATERIAL AT CEILING AT BASEMENT, issued 2025-03-21. HPD violation 17777210
- Class C: Electrical defect, ceiling. , 2006, 2037 HMC: PROPERLY REPAIR AND ABATE UNSAFE ELECTRIC WIRING CONDITION CONSISTING OF EXPOSED WIRING AT CEILING AT BASEMENT, issued 2025-03-21. HPD violation 17777223
311 housing complaints
6 in the last 12 months, 29 in 5 years. Most common: Heat/Hot Water (2), Paint/Plaster (2), Water Leak (2).
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: No bedbug filing on record for this year
- 2022: No bedbug filing on record for this year
- 2021: No bedbug filing on record for this year
Buildings department (DOB)
1 open DOB violation, a Local Law violation issued before 2000. 5 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
2 of 6 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: 2 in 2024, 5 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: 4TH AVENUE PARTNERS, LLC. Head officer: JONATHAN BACKHASH. Managing agent: CITI - URBAN MGMT CORP.. This owner has 3 buildings on record, 2 graded D or F. See the full portfolio.
Last HPD registration Sep 13, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3009740005, HPD building ID 128980. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Union St (R), 5 min walk
- 4 Av-9 St (R), 6 min walk
- 4 Av-9 St (F, G), 7 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 41 open (17 class C, 17 class B, 6 class A, 1 class I) | −40 |
| 311 housing complaints (12 mo) | 6 | −20 |
| 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.