830 St Nicholas Avenue
830 St Nicholas Avenue in Hamilton Heights, Manhattan, has 22 open HPD violations, 1 of them class C, and 22 of 33 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: F (48/100).
Multi-family walk-up · 33 units · Built 1898
StreetSpy grade: F (Severe, 48/100)
- 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
- 1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- 10 housing complaints to 311 in the last 12 months.
- 22 of 33 units are rent-stabilized.
More open violations per unit than 6 in 10 Manhattan buildings this size.
- Repairs: High (22 open, 1 class C), records as of Oct 24, 2026
- Heat and hot water: 2 complaints, 12 mo, records as of Oct 23, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 26, 2026
- Safety: Clear (No open DOB violations), records as of Oct 23, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
22 open violations: 1 class C (immediately hazardous), 11 class B, 10 class A. 5 issued in the last 12 months. 89 on record. Oldest open violation issued 2021-10-18. Newest violation issued 2026-04-29.
0 closed in the last 90 days. Median 105 days from issue to close for the 10 violations closed in the last 12 months.
1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class C: Mice, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1C, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1C), issued 2021-10-18. HPD violation 14621944
- Class B: Floor or stair defect, kitchen, 2nd floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE VINYL FLOOR TILES IN THE KITCHEN LOCATED AT APT 2A, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2A), issued 2025-09-25. HPD violation 18246963
- Class B: Broken window or sash, bathroom, 2nd floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE COUNTER BALANCE AT UPPER SASH WINDOW IN THE BATHROOM LOCATED AT APT 2A, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2A), issued 2025-09-25. HPD violation 18246964
- Class B: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE 7TH CONCRETE THRED FROM BOTTOM AT BUILDING FRONT AT STOOP, issued 2025-09-02. HPD violation 18190182
- Class B: Plumbing defect, bathroom, 1st floor. REMOVE ALL OBSTRUCTIONS AND REPAIR ALL DEFECTS IN BATHTUB IN THE BATHROOM LOCATED AT APT 1C, 1st STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 1C), issued 2025-07-31. HPD violation 18127671
- Class B: Damaged plaster or paint (hallway). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT NORTH AND EAST WALL AT PUBLIC HALL, 5th STORY, issued 2024-04-15. HPD violation 16850085
- Class B: Damaged plaster or paint (hallway). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT NORTH AND EAST WALL AT PUBLIC HALL, 4th STORY, issued 2024-04-15. HPD violation 16850086
- Class B: Damaged plaster or paint, north wall. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT NORTH WALL AT PUBLIC HALL, 3rd STORY, issued 2024-04-15. HPD violation 16850087
311 housing complaints
10 in the last 12 months, 50 in 5 years. Most common: Door/Window (4), Heat/Hot Water (2), Water Leak (2), Plumbing (1), Unsanitary Condition (1).
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: Owner reported 0 infested units
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
Buildings department (DOB)
No open DOB violations. 1 DOB violation on record. Check on DOB BIS.
Evictions and housing court
2 executed evictions in the last 3 years (2 on record). 0 open HPD cases; 0 harassment findings.
Rent stabilization
22 of 33 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: 22 in 2024, 22 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: CITYWIDE. Head officer: RICK GROPPER. Managing agent: DOLPHIN PROPERTY SERVICES LLC. This owner has 52 buildings on record, 31 graded D or F. See the full portfolio.
Last HPD registration Dec 1, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 1020660034, HPD building ID 28247. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 155 St (C), 3 min walk
- 155 St (B, D), 5 min walk
- 145 St (B, D), 5 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 22 open (1 class C, 11 class B, 10 class A). 1 rent-impairing | −32 |
| 311 housing complaints (12 mo) | 10 | −14 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | 2 | −6 |
| 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 2026-10-27.