643 East 11 Street, Manhattan
Inside a FEMA-mapped flood zone, this condominium on East 11 Street carries 0.18 FAR of unused residential development rights on record.
643 East 11 Street is a condominium in Manhattan, New York City (BBL 1003947505). The property is zoned R8B, on a 2,581 sq ft lot, with 6.5 floors and 10 residential units. It was built in 2006. The lot is inside a FEMA Special Flood Hazard Area.
Property facts
| BBL | 1003947505 |
|---|---|
| Borough | Manhattan — Community District 3 |
| Neighborhood | East Village |
| Zoning district | R8B |
| Building class | R1 — condominium (what’s a building class?) |
| Land use | 02 — Multi-family walk-up buildings |
| Lot area | 2,581 sq ft |
| Floors | 6.5 |
| Residential units | 10 |
| Year built | 2006 |
| FAR | 3.82 built · 4 max residential · 0 max commercial Learn: What is FAR? |
| Flood zone | In a FEMA Special Flood Hazard Area |
Public records
No open violations on record for this lot.
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.