172 Prospect Park West
172 Prospect Park West in Park Slope, Brooklyn, has 35 open HPD violations, 4 of them class C, and 2 of 9 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: F (32/100).
Multi-family walk-up · 9 units · Built 1901
StreetSpy grade: F (Severe, 32/100)
- 4 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 2 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.
- 2 of 9 units are rent-stabilized; 3 on the 2007 tax bill.
More open violations per unit than 8 in 10 Brooklyn buildings this size.
- Repairs: High (35 open, 4 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: 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)
35 open violations: 4 class C (immediately hazardous), 12 class B, 19 class A. 40 issued in the last 12 months. 165 on record. Oldest open violation issued 2004-08-18. Newest violation issued 2026-09-18.
1 closed in the last 90 days. Median 104 days from issue to close for the 71 violations closed in the last 12 months.
2 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: Fire escape defect, 6th room from the east, 4th floor. & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF LOCK AT DOOR WITH ROOM WITH FIRE ESCAPE WINDOW IN THE 6th ROOM FROM EAST LOCATED AT APT 4L, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4L), issued 2019-06-19. HPD violation 13128863
- Class C: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4L, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4L), issued 2019-03-18. HPD violation 12956450
- Class C: Fire escape defect, 7th room from the east, 4th floor. , 2007 ADM CODE REMOVE THE ILLEGAL FASTENING CONSISITING OF A KEY OPERATED LOCKSET AT DOOR WITH FIRE ESCAPE WINDOW IN THE 7th ROOM FROM EAST LOCATED AT APT 4L, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4L), issued 2019-03-18. HPD violation 12956438
- Class C: Roaches, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4L, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4L), issued 2019-03-18. HPD violation 12956452
- Class B: Floor or stair defect, 7th room from the east, 1st floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR IN THE 7th ROOM FROM EAST LOCATED AT APT 1L, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1L), issued 2026-07-17. HPD violation 19081957
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 4th floor. HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). .. MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 4L, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4L), issued 2019-03-18. HPD violation 12956463
- Class B: Missing or broken smoke / CO detector, throughout the apartment, 4th floor. REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 4L, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4L), issued 2019-03-18. HPD violation 12956459
- Class B: Plumbing defect, bathroom, 2nd floor. REPAIR THE FLUSHING APPARATUS AND MAINTAIN SAME SO AS TO FLUSH EFFECTIVELY THE WATER CLOSET IN THE BATHROOM LOCATED AT APT 2L, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2L), issued 2005-09-19. HPD violation 5718167
311 housing complaints
7 in the last 12 months, 21 in 5 years. Most common: Heat/Hot Water (7).
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: 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: No bedbug filing on record for this year
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
2 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: 2 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: P.P.W. CORP. Head officer: WILLIAM RYAN. Managing agent: P.P.W. CORP. See the full portfolio.
Last HPD registration Aug 11, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3010990040, HPD building ID 356489. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 15 St-Prospect Park (F, G), 3 min walk
- 7 Av (F, G), 5 min walk
- 4 Av-9 St (R), 15 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 35 open (4 class C, 12 class B, 19 class A). 2 rent-impairing | −45 |
| 311 housing complaints (12 mo) | 7 | −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.