29 Leonard Street, Brooklyn

A 1973 elevator apartment building on Leonard Street with 62 open violations on record across city enforcement files.

29 Leonard Street is an elevator apartment building in Brooklyn, New York City (BBL 3030780001). The property is zoned R6, on a 259,200 sq ft lot, with 21 floors and 774 residential units. It was built in 1973. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 62 open building violations for this lot as of 2026-07-05.

Property facts

BBL	3030780001
Borough	Brooklyn — Community District 1
Neighborhood	East Williamsburg
Zoning district	R6
Building class	D4 — elevator apartment building (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	259,200 sq ft
Floors	21
Residential units	774
Year built	1973
FAR	2.93 built · 2.43 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

21 open Department of Buildings violations
10 open ECB (OATH) violations — $2,530 in penalties due
31 open Housing Preservation & Development violations
Façade safety filing status: UNSAFE (latest filing 2026-01-20)

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.