173 4th Avenue
173 4th Avenue in Park Slope, Brooklyn, has 17 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 (55/100).
Mixed residential & commercial · 3 units · Built 1920
StreetSpy grade: D (Poor, 55/100)
- 5 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 3 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- The head officer on this registration is named on 2 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 (17 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: Clear (No 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)
17 open violations: 5 class C (immediately hazardous), 12 class B, 0 class A. 0 issued in the last 12 months. 100 on record. Oldest open violation issued 2022-02-11. Newest violation issued 2025-06-05.
HPD recorded no violation closed here in the last 12 months.
3 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: No heat / heating defect (boiler room). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT BOILER ROOM, 1st STORY, issued 2023-11-03. HPD violation 16352684
- Class C: No heat / heating defect, 2nd room from the east, 1st floor. PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE 2nd ROOM FROM EAST AT SOUTH LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1), issued 2023-11-02. HPD violation 16352683
- Class C: Lighting defect, kitchen, 1st floor. PROVIDE ADEQUATE SUPPLY OF COLD WATER FOR THE FIXTURES . IN THE KITCHEN LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1), issued 2023-11-02. HPD violation 16352682
- Class C: No heat / heating defect, throughout the apartment, 1st floor. PROVIDE AN ADEQUATE SUPPLY OF HEAT FOR THE APARTMENT IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1), issued 2022-02-11. HPD violation 14816399
- Class C: No heat / heating defect (basement). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM LOCKED DOOR AT CELLAR, issued 2022-02-11. HPD violation 14816400
- Class B: Damaged plaster or paint, ceiling, bathroom, 2nd floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND WEST WALL IN THE BATHROOM LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2025-02-18. HPD violation 17693895
- Class B: Broken window or sash (hallway). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE LOWERSASH WINDOW GLASS AT PUBLIC HALL STAIRS, 2nd STORY, issued 2025-02-18. HPD violation 17693899
- Class B: Damaged plaster or paint, south wall, foyer, 2nd floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE BUZZER INTERCOM FROM THE BUILDING ENTRANCE TO RETURN BUZZER AT SOUTH WALL IN THE FOYER LOCATED AT APT 2, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2), issued 2025-02-18. HPD violation 17693897
311 housing complaints
0 in the last 12 months, 14 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: Owner reported 0 infested units
- 2024: Owner reported 0 infested units
- 2023: No bedbug filing on record for this year
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
Buildings department (DOB)
No open DOB violations. 2 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: 660-Degraw St. LLC. Head officer: Joseph Catalano. Managing agent: Joseph Catalano. This owner has 2 buildings on record, 2 graded D or F. See the full portfolio.
Last HPD registration Jul 22, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3009490011, HPD building ID 128922. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Union St (R), 2 min walk
- Bergen St (2, 3), 8 min walk
- Atlantic Av-Barclays Ctr (D, N, R), 8 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 17 open (5 class C, 12 class B). 3 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 | None | 0 |
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.