611 Classon Avenue, Brooklyn
A miscellaneous building on Classon Avenue carrying 4.83 FAR of unused commercial development rights on record on a 1,779 sq ft lot, zoned M1-4A/R9A.
611 Classon Avenue is a miscellaneous building in Brooklyn, New York City (BBL 3011260007). The property is zoned M1-4A/R9A, on a 1,779 sq ft lot, with 0 floors. The lot is not 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 | 3011260007 |
|---|---|
| Borough | Brooklyn — Community District 8 |
| Neighborhood | Crown Heights (North) |
| Zoning district | M1-4A/R9A |
| Building class | Z9 — miscellaneous building (what’s a building class?) |
| Lot area | 1,779 sq ft |
| Floors | 0 |
| Residential units | 0 |
| FAR | 0.17 built · 7.52 max residential · 5 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 0 open Department of Buildings violations
- 3 open ECB (OATH) violations — $3,750 in penalties due
- 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)
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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.