2421 Broadway, Manhattan

A 1920 condominium on Broadway with 22 open violations on record across city enforcement files.

2421 Broadway is a condominium in Manhattan, New York City (BBL 1012377501). The property is zoned C4-6A, on a 15,106 sq ft lot, with 12 floors and 73 residential units. It was built in 1920. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 22 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1012377501
Borough	Manhattan — Community District 7
Neighborhood	Upper West Side (Central)
ZIP code	10024
Zoning district	C4-6A
Building class	RM — condominium (what’s a building class?)
Land use	04 — Mixed residential & commercial buildings
Lot area	15,106 sq ft
Floors	12
Residential units	73
Year built	1920
FAR	8.04 built · 10 max residential · 3.4 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

3 open Department of Buildings violations
0 open ECB (OATH) violations
19 open Housing Preservation & Development violations
Façade safety filing status: SAFE (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.