42 Main Street, Brooklyn

A condominium on Main Street built in 2002, with 1.33 FAR of unused residential development rights on record under its M1-2/R8A zoning.

42 Main Street is a condominium in Brooklyn, New York City (BBL 3000367502). The property is zoned M1-2/R8A, on a 5,600 sq ft lot, with 10 floors and 23 residential units. It was built in 2002. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 1 open building violation for this lot as of 2026-07-05.

Property facts

BBL	3000367502
Borough	Brooklyn — Community District 2
Neighborhood	Downtown Brooklyn-DUMBO-Boerum Hill
ZIP code	11201
Zoning district	M1-2/R8A
Building class	RM — condominium (what’s a building class?)
Land use	04 — Mixed residential & commercial buildings
Lot area	5,600 sq ft
Floors	10
Residential units	23
Year built	2002
FAR	4.69 built · 6.02 max residential · 2 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

1 open Department of Buildings violation
0 open ECB (OATH) violations
0 open Housing Preservation & Development violations
Façade safety filing status: SWARMP (latest filing 2026-03-04)

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.