173 South Avenue
173 South Avenue in Mariner's Harbor, Staten Island, has 2 open HPD violations, and no rent-stabilized units are on its tax bill, as of Oct 24, 2026. StreetSpy grade: C (77/100).
One & two family · 2 units · Built 1915
StreetSpy grade: C (Fair, 77/100)
- 2 open housing violations, none in the most serious class.
- The head officer on this registration is named on 226 buildings' registrations; 37 graded D or F.
- No housing complaints to 311 in the last 12 months.
- No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.
- Repairs: Medium (2 open), records as of Oct 24, 2026
- Heat and hot water: No complaints, 12 mo, records as of Oct 23, 2026
- Pests: Clear (No bedbug filing, 3 yr), records as of Oct 26, 2026
- Safety: High (1 open DOB violation), records as of Oct 23, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
2 open violations: 0 class C (immediately hazardous), 1 class B, 0 class A, 1 class I (HPD orders such as lead paint or heat orders, not a hazard class). 0 issued in the last 12 months. 21 on record. Oldest open violation issued 2023-05-24. Newest violation issued 2023-05-24. No new HPD violation has been issued here since 2023. Most of the open count is older violations that were never closed.
HPD recorded no violation closed here in the last 12 months.
- Class B: Plumbing defect (basement). - DISCONTINUE USE OF ROOMS FOR LIVING, DISCONNECT PLUMBING FIXTURES WHERE ILLEGAL AND PROPERLY SEAL PIPE CONNECTIONS AT CELLAR REAR, issued 2023-05-24. HPD violation 16001236
- Class I: Vacate order (basement). - THE PREMISES OR APTS. HAVE BEEN VACATED BY THE DEPARTMENT AND CANNOT BE REOCCUPIED UNTIL SO ORDERED AFTER PROOF OF COMPLIANCE FOR CELLAR APT WEST , VACATE # 112398. HPD violation 10039948
311 housing complaints
0 in the last 12 months, 0 in 5 years.
Bedbugs
No bedbug filing on record for the last 3 years. 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: No bedbug filing on record for this year
- 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: ANN VENTURES LLC. Head officer: GARY GRINBERG. Managing agent: GRINBERG MANAGEMENT & DEVELOPMENT LLC. This owner has 226 buildings on record, 37 graded D or F. See the full portfolio.
Last HPD registration Aug 12, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 5012570044, HPD building ID 783174. HPD Online, ACRIS, DOB BIS.
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 2 open (1 class B, 1 class I) | −18 |
| 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 | −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 2026-10-27.