30 East 31 Street, Manhattan

A condominium built in 2017 on East 31 Street under C5-2 zoning on a 4,468 sq ft lot.

30 East 31 Street is a condominium in Manhattan, New York City (BBL 1008607504). The property is zoned C5-2, on a 4,468 sq ft lot, with 42 floors and 47 residential units. It was built in 2017. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 3 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1008607504
Borough	Manhattan — Community District 5
Neighborhood	Midtown South-Flatiron-Union Square
ZIP code	10016
Zoning district	C5-2
Building class	RD — condominium (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	4,468 sq ft
Floors	42
Residential units	47
Year built	2017
FAR	13.96 built · 10 max residential · 10 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

2 open Department of Buildings violations
1 open ECB (OATH) violation — $1,600 in penalties due
0 open Housing Preservation & Development violations
Façade safety filing status: SAFE (latest filing 2026-04-30)

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.