604 9 Avenue, Manhattan
A 1920 mixed residential and commercial building on 9 Avenue carrying 3.28 FAR of unused commercial development rights on record under its C6-2 zoning.
604 9 Avenue is a mixed residential and commercial building in Manhattan, New York City (BBL 1010340101). The property is zoned C6-2, on a 967 sq ft lot, with 4 floors and 4 residential units. It was built in 1920. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 2 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 1010340101 |
|---|---|
| Borough | Manhattan — Community District 4 |
| Neighborhood | Hell's Kitchen |
| Zoning district | C6-2 |
| Building class | S3 — mixed residential and commercial building (what’s a building class?) |
| Land use | 04 — Mixed residential & commercial buildings |
| Lot area | 967 sq ft |
| Floors | 4 |
| Residential units | 4 |
| Year built | 1920 |
| FAR | 2.72 built · 6.02 max residential · 6 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 0 open Department of Buildings violations
- 1 open ECB (OATH) violation
- 1 open Housing Preservation & Development violation
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.