66 Madison Avenue

66 Madison Avenue in Flatiron, Manhattan, has 3 open HPD violations, 1 of them class C, and 1 of 134 units is rent-stabilized, as of Oct 26, 2026. StreetSpy grade: A (96/100).

Co-op · Multi-family elevator · 134 units · Built 1910

A cooperative: apartments are owned as shares, so a rental here is a sublet that usually needs board approval and may be limited to one or two years. Co-op units are not rent-stabilized.

StreetSpy grade: A (Excellent, 96/100)

• 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
• No housing complaints to 311 in the last 12 months.
• The owner's bedbug filings report no infested units in the last 3 years.
• 1 of 134 units are rent-stabilized; 4 on the 2007 tax bill.

• Repairs: Low (3 open, 1 class C), records as of Oct 26, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
• Safety: Clear (No open DOB violations), records as of Oct 26, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

3 open violations: 1 class C (immediately hazardous), 1 class B, 1 class A. 0 issued in the last 12 months. 14 on record. Oldest open violation issued 2008-08-06. Newest violation issued 2025-06-04.

HPD recorded no violation closed here in the last 12 months.

• 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 SIGN MISSING AT PUBLIC HALL, 1st STORY, issued 2018-09-14. HPD violation 12581513
• Class B: Damaged plaster or paint (basement). D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CEILINGS CELLAR THROUGHOUT., issued 2008-08-06. HPD violation 2677055
• Class A: Damaged plaster or paint (entrance). D26-41.15 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING., issued 2008-08-06. HPD violation 2677056

311 housing complaints

0 in the last 12 months, 0 in 5 years.

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 1 infested, 1 treated, 0 re-infested

Buildings department (DOB)

No open DOB violations. 9 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

1 of 134 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: 1 in 2024, 4 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: 66 MADISON AVENUE APARTMENT CORP. Head officer: SETH WEINSTEIN. Managing agent: ABC REALTY. See the full portfolio.

Last HPD registration Nov 5, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 1008570018, HPD building ID 24935. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 28 St (6), 2 min walk
• 28 St (R, W), 3 min walk
• 23 St (R, W), 5 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.