31 Washington Street, Brooklyn
Inside a FEMA-mapped flood zone, this condominium on Washington Street carries 0.02 FAR of unused residential development rights on record.
31 Washington Street is a condominium in Brooklyn, New York City (BBL 3000287501). The property is zoned C6-2A, on a 6,000 sq ft lot, with 6 floors and 15 residential units. It was built in 1930. The lot is inside a FEMA Special Flood Hazard Area. NYC municipal records show 12 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 3000287501 |
|---|---|
| Borough | Brooklyn — Community District 2 |
| Neighborhood | Downtown Brooklyn-DUMBO-Boerum Hill |
| ZIP code | 11201 |
| Zoning district | C6-2A |
| Building class | RM — condominium (what’s a building class?) |
| Land use | 04 — Mixed residential & commercial buildings |
| Lot area | 6,000 sq ft |
| Floors | 6 |
| Residential units | 15 |
| Year built | 1930 |
| FAR | 6 built · 6.02 max residential · 6 max commercial Learn: What is FAR? |
| Flood zone | In a FEMA Special Flood Hazard Area |
Public records
- 1 open Department of Buildings violation
- 0 open ECB (OATH) violations
- 11 open Housing Preservation & Development violations
- Façade safety filing status: SWARMP (latest filing 2023-02-21)
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.