89 Thayer Street

89 Thayer Street in Washington Heights, Manhattan, has 87 open HPD violations, 23 of them class C, and 67 of 66 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: F (40/100).

Multi-family elevator · 66 units · Built 1920

StreetSpy grade: F (Severe, 40/100)

• 23 immediately hazardous violations 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.
• 26 heat or hot water complaints to 311 in the last 12 months.
• 67 of 66 units are rent-stabilized.

More open violations per unit than 9 in 10 Manhattan buildings this size.

• Repairs: High (87 open, 23 class C), records as of Oct 25, 2026
• Heat and hot water: 26 complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 27, 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

How the grade works

Housing code violations (HPD)

87 open violations: 23 class C (immediately hazardous), 34 class B, 30 class A. 55 issued in the last 12 months. 208 on record. Oldest open violation issued 2000-02-15. Newest violation issued 2026-09-21.

7 closed in the last 90 days. Median 103 days from issue to close for the 32 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: Damaged plaster or paint, 1st window from the north, east wall. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS PANE AT LOWER SASH AT 1ST WINDOW FROM NORTH AT EAST WALL AT PUBLIC HALL, 6th STORY, SECTION AT SOUTH, issued 2026-09-21. HPD violation 19231780
• Class C: Damaged plaster or paint, 1st window from the north, east wall. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS PANE AT UPPER SASH AT 1ST WINDOW FROM NORTH AT EAST WALL AT PUBLIC HALL, 6th STORY, SECTION AT NORTH, issued 2026-09-21. HPD violation 19231779
• Class C: Mice, throughout the apartment, 5th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 5H, 5th STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 5H), issued 2026-09-01. HPD violation 19171606
• Class C: Mice, throughout the apartment, 5th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 5D, 5th STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 5D), issued 2026-09-01. HPD violation 19171613
• Class C: Missing window guards, throughout the apartment, 5th floor. HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CITY HEALTH CODE SECTION 24 RCNY CHAPTER 12. WG TO INSTALL = 2, WG TO REPLACE = 0, WG TO REPAIR = 0 IN THE ENTIRE APARTMENT LOCATED AT APT 5D, 5th STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 5D), issued 2026-09-01. HPD violation 19171612
• Class C: Mice, throughout the apartment, 5th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 5H, 5th STORY, 2nd APARTMENT FROM NORTH AT EAST , SECTION AT SOUTH (apt 5H), issued 2026-07-06. HPD violation 19050469
• Class C: Roaches, throughout the apartment, 5th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 5H, 5th STORY, 2nd APARTMENT FROM NORTH AT EAST , SECTION AT SOUTH (apt 5H), issued 2026-07-06. HPD violation 19050468
• Class C: Self-closing door not working (hallway). , 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 AT FIRE DOOR AT PUBLIC HALL, 5th STORY, issued 2026-07-02. HPD violation 19046353

311 housing complaints

55 in the last 12 months, 114 in 5 years. Most common: Heat/Hot Water (26), Plumbing (8), Paint/Plaster (7), Door/Window (6), Unsanitary Condition (6).

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: Owner reported 0 infested units
• 2025: No bedbug filing on record for this year
• 2024: Owner reported 0 infested units
• 2023: Owner reported 0 infested units
• 2022: Owner reported 1 infested, 1 treated, 0 re-infested
• 2021: Owner reported 1 infested, 1 treated, 0 re-infested

Buildings department (DOB)

No open DOB violations. 4 DOB violations on record. Check on DOB BIS.

Evictions and housing court

0 executed evictions in the last 3 years (1 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

67 of 66 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: 67 in 2024, 67 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: 89 REALTY CO LLC. Head officer: MICHAEL MOSLIN. Managing agent: MIRIMAR MANAGEMENT CORP. This owner has 3 buildings on record, 3 graded D or F. See the full portfolio.

Last HPD registration Aug 28, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 1021750196, HPD building ID 28680. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Dyckman St (A), 2 min walk
• Dyckman St (1), 5 min walk
• 207 St (1), 9 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.