344 Carroll Street, Brooklyn

An elevator apartment building on a 42,200 sq ft Brooklyn lot on Carroll Street, zoned R6A, built in 1985.

344 Carroll Street is an elevator apartment building in Brooklyn, New York City (BBL 3004510025). The property is zoned R6A, on a 42,200 sq ft lot, with 6 floors and 101 residential units. It was built in 1985. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 4 open building violations for this lot as of 2026-07-05.

Property facts

BBL	3004510025
Borough	Brooklyn — Community District 6
Neighborhood	Carroll Gardens-Cobble Hill-Gowanus-Red Hook
ZIP code	11231
Zoning district	R6A
Building class	D9 — elevator apartment building (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	42,200 sq ft
Floors	6
Residential units	101
Year built	1985
FAR	1.74 built · 3 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

4 open Department of Buildings violations
0 open ECB (OATH) violations
0 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.