171 West 57 Street, Manhattan

A 1922 condominium on West 57 Street carrying 5.9 FAR of unused commercial development rights on record under its C6-6 zoning.

171 West 57 Street is a condominium in Manhattan, New York City (BBL 1010107504). The property is zoned C6-6, on a 10,503 sq ft lot, with 13 floors and 36 residential units. It was built in 1922. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 14 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1010107504
Borough	Manhattan — Community District 5
Neighborhood	Midtown-Times Square
ZIP code	10019
Zoning district	C6-6
Building class	RM — condominium (what’s a building class?)
Land use	04 — Mixed residential & commercial buildings
Lot area	10,503 sq ft
Floors	13
Residential units	36
Year built	1922
FAR	9.1 built · 10 max residential · 15 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

3 open Department of Buildings violations
4 open ECB (OATH) violations — $6,250 in penalties due
7 open Housing Preservation & Development violations
Façade safety filing status: SWARMP (latest filing 2023-02-16)

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.