112 Flatbush Avenue Ext, Brooklyn
An office building on Flatbush Avenue Ext built in 1993, with 1.2 FAR of unused commercial development rights on record under its C6-1A zoning.
112 Flatbush Avenue Ext is an office building in Brooklyn, New York City (BBL 3001320014). The property is zoned C6-1A, on a 6,670 sq ft lot, with 7 floors and 1 residential units. It was built in 1993. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 5 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 3001320014 |
|---|---|
| Borough | Brooklyn — Community District 2 |
| Neighborhood | Downtown Brooklyn-DUMBO-Boerum Hill |
| Zoning district | C6-1A |
| Building class | O3 — office building (what’s a building class?) |
| Land use | 05 — Commercial & office buildings |
| Lot area | 6,670 sq ft |
| Floors | 7 |
| Residential units | 1 |
| Year built | 1993 |
| FAR | 4.8 built · 2.43 max residential · 6 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 5 open Department of Buildings violations
- 0 open ECB (OATH) violations
- 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.