501 6 Street, Brooklyn

A 1966 hospital or health facility on 6 Street with 20 open violations on record across city enforcement files.

501 6 Street is a hospital or health facility in Brooklyn, New York City (BBL 3010840164). The property is zoned R6, on a 11,442 sq ft lot, with 12 floors and 121 residential units. It was built in 1966. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 20 open building violations for this lot as of 2026-07-05.

Property facts

BBL	3010840164
Borough	Brooklyn — Community District 6
Neighborhood	Park Slope
ZIP code	11215
Zoning district	R6
Building class	I4 — hospital or health facility (what’s a building class?)
Land use	08 — Public facilities & institutions
Lot area	11,442 sq ft
Floors	12
Residential units	121
Year built	1966
FAR	7.51 built · 2.43 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

3 open Department of Buildings violations
4 open ECB (OATH) violations — $10,000 in penalties due
13 open Housing Preservation & Development violations
Façade safety filing status: UNFILED

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.