310 Lenox Avenue, Manhattan
An office building on Lenox Avenue built in 1940, with 1.1 FAR of unused commercial development rights on record under its C4-4A zoning.
310 Lenox Avenue is an office building in Manhattan, New York City (BBL 1017230069). The property is zoned C4-4A, on a 8,493 sq ft lot, with 3 floors and 5 residential units. It was built in 1940. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 1 open building violation for this lot as of 2026-07-05.
Property facts
| BBL | 1017230069 |
|---|---|
| Borough | Manhattan — Community District 10 |
| Neighborhood | Harlem (South) |
| ZIP code | 10027 |
| Zoning district | C4-4A |
| Building class | O5 — office building (what’s a building class?) |
| Land use | 05 — Commercial & office buildings |
| Lot area | 8,493 sq ft |
| Floors | 3 |
| Residential units | 5 |
| Year built | 1940 |
| FAR | 2.9 built · 4 max residential · 4 max commercial Learn: What is FAR? |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 1 open Department of Buildings violation
- 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.