350 Lefferts Avenue, Brooklyn

A 1941 elevator apartment building on Lefferts Avenue with 88 open violations on record across city enforcement files.

350 Lefferts Avenue is an elevator apartment building in Brooklyn, New York City (BBL 3013300014). The property is zoned R6, on a 16,400 sq ft lot, with 6 floors and 65 residential units. It was built in 1941. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 88 open building violations for this lot as of 2026-07-05.

Property facts

BBL	3013300014
Borough	Brooklyn — Community District 9
Neighborhood	Prospect Lefferts Gardens-Wingate
Zoning district	R6
Building class	D1 — elevator apartment building (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	16,400 sq ft
Floors	6
Residential units	65
Year built	1941
FAR	5.09 built · 2.43 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

13 open Department of Buildings violations
5 open ECB (OATH) violations — $25,000 in penalties due
70 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.