324 Convent Avenue
324 Convent Avenue in Hamilton Heights, Manhattan, has 53 open HPD violations, 3 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: F (49/100).
Multi-family walk-up · 4 units · Built 1890
StreetSpy grade: F (Severe, 49/100)
- 132.5 open HPD violations per 10 units, about 13 per apartment. The grade is F for that alone.
- 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 4 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- 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 9 in 10 Manhattan buildings this size.
- Repairs: Grade capped at F (53 open, 3 class C), records as of Oct 25, 2026
- Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
- Pests: Clear (No bedbug filing, 3 yr), records as of Oct 27, 2026
- Safety: High (4 open DOB violations), records as of Oct 23, 2026
- Registration: Expired Apr 1, 2009, records as of Oct 3, 2026
Housing code violations (HPD)
53 open violations: 3 class C (immediately hazardous), 18 class B, 20 class A, 12 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 54 on record. Oldest open violation issued 2008-06-03. Newest violation issued 2026-04-29.
HPD recorded no violation closed here in the last 12 months.
4 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 hot water, bathroom. D26-17.07 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES 3 STY PUBLIC HALL BATHROOM., issued 2008-06-03. HPD violation 2456471
- Class C: Rats (basement). D26-13.03 ADM CODE ABATE THE NUISANCE CONSISTING OF RODENTS RAT EXCRETA CELLAR CENTER., issued 2008-06-03. HPD violation 2456454
- Class C: No hot water, bathroom. D26-17.07 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES WASH BASIN AND BATHTUB 4 STY COMMUNITY BATHROOM., issued 2008-06-03. HPD violation 2456463
- Class B: Leak or water damage, bathroom. D26-16.01 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS 4 STY PUBLIC HALL KITCHEN AND BATHROOM., issued 2008-06-03. HPD violation 2456472
- Class B: Electrical defect. D26-10.01 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED WIRING 3 STY FRONT SOUTH ROOM 9 NORTH WALL OF CLOSET., issued 2008-06-03. HPD violation 2456465
- Class B: Damaged plaster or paint, bathroom. D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING 3 STY PUBLIC HALL BATHROOM., issued 2008-06-03. HPD violation 2456470
- Class B: Self-closing door not working (basement). D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS AT ENTRANCE TO BASEMENT STY REAR ROOM., issued 2008-06-03. HPD violation 2456442
- Class B: Electrical defect. D26-10.01 ADM CODE PROPERLY SECURE THE LOOSE ELECTRICAL OUTLET AT BOTTOM 3 STY FRONT SOUTH ROOM 9 SOUTH WALL., issued 2008-06-03. HPD violation 2456468
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)
4 open DOB violations, all 4 Local Law violations issued before 2000. 4 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: STANLEY NELSON. See the full portfolio.
Last HPD registration May 23, 2008. HPD registration expired Apr 1, 2009 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.
Tax lot and city IDs
BBL 1020590012, HPD building ID 9940. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 145 St (B, D), 4 min walk
- 145 St (1), 5 min walk
- 137 St-City College (1), 7 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 53 open (3 class C, 18 class B, 20 class A, 12 class I). 4 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 | 4 open DOB violations, all 4 Local Law violations issued before 2000 | −5 |
| Density cap | 132.5 per 10 units (about 13 per apartment). Grade capped at F: 100 or more open HPD violations per 10 units. | −1 |
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.