255 4 Avenue, Brooklyn
A condominium on 4 Avenue built in 2007, zoned C4-4D on a 6,114 sq ft lot.
255 4 Avenue is a condominium in Brooklyn, New York City (BBL 3009617502). The property is zoned C4-4D, on a 6,114 sq ft lot, with 12 floors and 46 residential units. It was built in 2007. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 7 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 3009617502 |
|---|---|
| Borough | Brooklyn — Community District 6 |
| Neighborhood | Park Slope |
| Zoning district | C4-4D |
| Building class | R4 — condominium (what’s a building class?) |
| Land use | 03 — Multi-family elevator buildings |
| Lot area | 6,114 sq ft |
| Floors | 12 |
| Residential units | 46 |
| Year built | 2007 |
| FAR | 7.09 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
- 1 open Department of Buildings violation
- 0 open ECB (OATH) violations
- 6 open Housing Preservation & Development violations
- Façade safety filing status: SWARMP (latest filing 2024-02-14)
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.