173 West 88th Street
173 West 88th Street in Upper West Side, Manhattan, has 1 open HPD violation, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: B (87/100).
Multi-family walk-up · 6 units · Built 1891
StreetSpy grade: B (Good, 87/100)
- 1 open housing violation, none in the most serious class.
- No housing complaints to 311 in the last 12 months.
- The owner's bedbug filings report no infested units in the last 3 years.
- No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.
Fewer open violations per unit than 5 in 10 Manhattan buildings this size.
- Repairs: Low (1 open), 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: 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)
1 open violations: 0 class C (immediately hazardous), 1 class B, 0 class A. 1 issued in the last 12 months. 15 on record. Oldest open violation issued 2007-05-04. Newest violation issued 2026-04-29.
0 closed in the last 90 days. Median 69 days from issue to close for the 1 violations closed in the last 12 months.
- Class B: Gas defect, kitchen. PROPERLY REPAIR THE BROKEN OR DEFECTIVE OVEN TO GAS RANGE KITCHEN 2 STY FRONT B-ROOM., issued 2007-05-04. HPD violation 2981857
311 housing complaints
0 in the last 12 months, 1 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: No bedbug filing on record for this year
- 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. 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
No rent-stabilized units on the tax bill.
Owner and management
Owner: JOHN ACKERMAN. This owner has 2 buildings on record, 0 graded D or F. See the full portfolio.
Last HPD registration Sep 25, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 1012190008, HPD building ID 36607. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 86 St (1), 3 min walk
- 86 St (C, B), 6 min walk
- 96 St (1, 2, 3), 7 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 1 open (1 class B) | −10 |
| 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 | 1 open DOB violation | −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.