870 St Nicholas Avenue

870 St Nicholas Avenue in Hamilton Heights, Manhattan, has 100 open HPD violations, 27 of them class C, and 49 of 48 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: F (35/100).

Multi-family elevator · 48 units · Built 1926

StreetSpy grade: F (Severe, 35/100)

• 27 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 6 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.
• 49 of 48 units are rent-stabilized.

More open violations per unit than 8 in 10 Manhattan buildings this size.

• Repairs: High (100 open, 27 class C), records as of Oct 25, 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 27, 2026
• Safety: Clear (1 open DOB violation), records as of Oct 23, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

100 open violations: 27 class C (immediately hazardous), 65 class B, 8 class A. 21 issued in the last 12 months. 344 on record. Oldest open violation issued 2005-09-26. Newest violation issued 2026-10-13.

3 closed in the last 90 days. Median 123 days from issue to close for the 22 violations closed in the last 12 months.

6 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: Mice, throughout the apartment, basement. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT BSMT-APT BSMT1, 1st BSMT-APT FROM NORTH AT EAST (apt BSMT1), issued 2025-12-30. HPD violation 18534664
• Class C: No heat / heating defect (hallway). POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM MISSING AT PUBLIC HALL, 1st STORY, issued 2025-07-30. HPD violation 18120407
• Class C: Self-closing door not working, 1st floor. , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT A2, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt A2), issued 2025-06-03. HPD violation 17933081
• Class C: No heat / heating defect (basement). , 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING CONSISTING OF A KICKSTAND DEVICE INSTALLED AT FIRE DOOR LEADING TO BOILER AT SOUTH AT CELLAR, issued 2025-04-22. HPD violation 17839498
• Class C: No hot water, throughout the apartment, 5th floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT E3, 5th STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION AT NORTH (apt E3), issued 2025-04-22. HPD violation 17839497
• 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 A2, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH (apt A2), issued 2025-03-10. HPD violation 17743014
• Class C: Roaches, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT A2, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH (apt A2), issued 2025-03-10. HPD violation 17743025
• Class C: Roaches, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT A2, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH (apt A2), issued 2024-12-03. HPD violation 17494427

311 housing complaints

16 in the last 12 months, 76 in 5 years. Most common: Heat/Hot Water (7), Water Leak (4), Unsanitary Condition (3), Paint/Plaster (2).

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: No bedbug filing on record for this year
• 2021: No bedbug filing on record for this year

Buildings department (DOB)

1 open DOB violation, a Local Law violation issued before 2000. 13 DOB violations on record. Check on DOB BIS.

Evictions and housing court

3 executed evictions in the last 3 years (4 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

49 of 48 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: 49 in 2024, 49 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: 870 ST. NICHOLAS AVE, LLC. Head officer: SOPHIA COHEN. Managing agent: LIBERTY REALTY & MANAGEMENT. This owner has 3 buildings on record, 2 graded D or F. See the full portfolio.

Last HPD registration Oct 1, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 1020690048, HPD building ID 28266. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 155 St (C), 1 min walk
• 155 St (B, D), 4 min walk
• 157 St (1), 7 min walk

How the grade is calculated

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.