15 Kosciuszko Street, Brooklyn
A 1910 condominium on Kosciuszko Street carrying 2.84 FAR of unused residential development rights on record under its R7A zoning.
15 Kosciuszko Street is a condominium in Brooklyn, New York City (BBL 3017787501). The property is zoned R7A, on a 5,000 sq ft lot, with 4 floors and 8 residential units. It was built in 1910. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 27 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 3017787501 |
|---|---|
| Borough | Brooklyn — Community District 3 |
| Neighborhood | Bedford-Stuyvesant (West) |
| ZIP code | 11205 |
| Zoning district | R7A |
| Building class | R1 — condominium (what’s a building class?) |
| Land use | 02 — Multi-family walk-up buildings |
| Lot area | 5,000 sq ft |
| Floors | 4 |
| Residential units | 8 |
| Year built | 1910 |
| FAR | 1.16 built · 4 max residential · 0 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 14 open Department of Buildings violations
- 2 open ECB (OATH) violations
- 11 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.