253 4 Avenue, Brooklyn

A walk-up apartment building on 4 Avenue built in 2006, zoned C4-4D on a 2,000 sq ft lot.

253 4 Avenue is a walk-up apartment building in Brooklyn, New York City (BBL 3009580001). The property is zoned C4-4D, on a 2,000 sq ft lot, with 9 floors and 8 residential units. It was built in 2006. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 5 open building violations for this lot as of 2026-07-05.

Property facts

BBL	3009580001
Borough	Brooklyn — Community District 6
Neighborhood	Park Slope
Zoning district	C4-4D
Building class	C1 — walk-up apartment building (what’s a building class?)
Land use	02 — Multi-family walk-up buildings
Lot area	2,000 sq ft
Floors	9
Residential units	8
Year built	2006
FAR	7.13 built · 6.02 max residential · 3.4 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

4 open Department of Buildings violations
1 open ECB (OATH) violation
0 open Housing Preservation & Development violations
Façade safety filing status: SWARMP (latest filing 2024-07-02)

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.