345 Classon Avenue, Brooklyn
A 1965 elevator apartment building on Classon Avenue with 18 open violations on record across city enforcement files.
345 Classon Avenue is an elevator apartment building in Brooklyn, New York City (BBL 3019380001). The property is zoned R7-1, on a 313,570 sq ft lot, with 20 floors and 882 residential units. It was built in 1965. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 18 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 3019380001 |
|---|---|
| Borough | Brooklyn — Community District 3 |
| Neighborhood | Bedford-Stuyvesant (West) |
| ZIP code | 11205 |
| Zoning district | R7-1 |
| Building class | D3 — elevator apartment building (what’s a building class?) |
| Land use | 03 — Multi-family elevator buildings |
| Lot area | 313,570 sq ft |
| Floors | 20 |
| Residential units | 882 |
| Year built | 1965 |
| FAR | 2.64 built · 3.44 max residential · 0 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 14 open Department of Buildings violations
- 3 open ECB (OATH) violations
- 1 open Housing Preservation & Development violation
- Façade safety filing status: UNFILED
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)
Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.