20 East 20 Street, Manhattan

A 1903 elevator apartment building on East 20 Street with 11 open violations on record across city enforcement files.

20 East 20 Street is an elevator apartment building in Manhattan, New York City (BBL 1008480059). The property is zoned M1-5M, on a 6,854 sq ft lot, with 6 floors and 10 residential units. It was built in 1903. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 11 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1008480059
Borough	Manhattan — Community District 5
Neighborhood	Midtown South-Flatiron-Union Square
ZIP code	10003
Zoning district	M1-5M
Building class	D0 — elevator apartment building (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	6,854 sq ft
Floors	6
Residential units	10
Year built	1903
FAR	5.04 built · 0 max residential · 5 max commercial Learn: What is FAR?
Historic district	Ladies' Mile Historic District
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

11 open Department of Buildings violations
0 open ECB (OATH) violations
0 open Housing Preservation & Development violations

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.