4487 3 Avenue, The Bronx

A hospital or health facility on a 19,980 sq ft The Bronx lot on 3 Avenue, zoned C4-4D, built in 1999.

4487 3 Avenue is a hospital or health facility in The Bronx, New York City (BBL 2030510045). The property is zoned C4-4D, on a 19,980 sq ft lot, with 7 floors and 1 residential units. It was built in 1999. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 2 open building violations for this lot as of 2026-07-05.

Property facts

BBL	2030510045
Borough	The Bronx — Community District 6
Neighborhood	Belmont
ZIP code	10457
Zoning district	C4-4D
Building class	I5 — hospital or health facility (what’s a building class?)
Land use	08 — Public facilities & institutions
Lot area	19,980 sq ft
Floors	7
Residential units	1
Year built	1999
FAR	3.39 built · 6.02 max residential · 3.4 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

1 open Department of Buildings violation
1 open ECB (OATH) violation
0 open Housing Preservation & Development violations
Façade safety filing status: SAFE (latest filing 2026-05-05)

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.