20 West 64 Street, Manhattan

A 1970 condominium on West 64 Street with 10 open violations on record across city enforcement files.

20 West 64 Street is a condominium in Manhattan, New York City (BBL 1011167501). The property is zoned C4-7, on a 59,822 sq ft lot, with 42 floors and 664 residential units. It was built in 1970. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 10 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1011167501
Borough	Manhattan — Community District 7
Neighborhood	Upper West Side-Lincoln Square
ZIP code	10023
Zoning district	C4-7
Building class	RM — condominium (what’s a building class?)
Land use	04 — Mixed residential & commercial buildings
Lot area	59,822 sq ft
Floors	42
Residential units	664
Year built	1970
FAR	16.28 built · 10 max residential · 10 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

10 open Department of Buildings violations
0 open ECB (OATH) violations
0 open Housing Preservation & Development violations
Façade safety filing status: SAFE (latest filing 2022-03-31)

Violation counts as of 2026-07-05.

Absence of a record means none on file in NYC municipal records — not a certification of compliance.

The complete dossier also covers:

Buildable floor area (residential & commercial)
Recorded ownership & last sale
Recorded mortgages & open debt stack
LL97 carbon exposure by compliance period
Flood coverage percentage & base flood elevation
Climate projections for this lot
Open permits & construction pipeline
Distress signal convergence
Air rights & transferable development rights
Comparable sales (Pro)

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Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.