275 West 73 Street, Manhattan
A 1889 walk-up apartment building on West 73 Street carrying 6.9 FAR of unused residential development rights on record under its R10A zoning.
275 West 73 Street is a walk-up apartment building in Manhattan, New York City (BBL 1011650104). The property is zoned R10A, on a 1,687 sq ft lot, with 4 floors and 11 residential units. It was built in 1889. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 13 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 1011650104 |
|---|---|
| Borough | Manhattan — Community District 7 |
| Neighborhood | Upper West Side-Lincoln Square |
| ZIP code | 10023 |
| Zoning district | R10A |
| Building class | C1 — walk-up apartment building (what’s a building class?) |
| Land use | 02 — Multi-family walk-up buildings |
| Lot area | 1,687 sq ft |
| Floors | 4 |
| Residential units | 11 |
| Year built | 1889 |
| FAR | 3.1 built · 10 max residential · 0 max commercial Learn: What is FAR? |
| Historic district | West End-Collegiate Historic District Extension |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
- 12 open Department of Buildings violations
- 0 open ECB (OATH) violations
- 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.