402 Carroll Street, Brooklyn
A 1889 miscellaneous building on Carroll Street carrying 1.77 FAR of unused commercial development rights on record under its M1-4/R7-2 zoning.
402 Carroll Street is a miscellaneous building in Brooklyn, New York City (BBL 3004520019). The property is zoned M1-4/R7-2, on a 1,478 sq ft lot, with 1 floors and 1 residential units. It was built in 1889. The lot is inside a FEMA Special Flood Hazard Area. NYC municipal records show 3 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 3004520019 |
|---|---|
| Borough | Brooklyn — Community District 6 |
| Neighborhood | Carroll Gardens-Cobble Hill-Gowanus-Red Hook |
| Zoning district | M1-4/R7-2 |
| Building class | Z9 — miscellaneous building (what’s a building class?) |
| Lot area | 1,478 sq ft |
| Floors | 1 |
| Residential units | 1 |
| Year built | 1889 |
| FAR | 0.23 built · 3.44 max residential · 2 max commercial Learn: What is FAR? |
| Flood zone | In a FEMA Special Flood Hazard Area |
Public records
- 2 open Department of Buildings violations
- 1 open ECB (OATH) violation
- 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)
Nearby on this block
Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.