1780 1 Avenue, Manhattan
An elevator apartment building on 1 Avenue carrying 2.83 FAR of unused residential development rights on record on a 121,100 sq ft lot, zoned R8.
1780 1 Avenue is an elevator apartment building in Manhattan, New York City (BBL 1015730020). The property is zoned R8, on a 121,100 sq ft lot, with 25 floors and 538 residential units. It was built in 1968. The lot is inside a FEMA Special Flood Hazard Area. NYC municipal records show 8 open building violations for this lot as of 2026-07-05.
Property facts
| BBL | 1015730020 |
|---|---|
| Borough | Manhattan — Community District 8 |
| Neighborhood | Upper East Side-Yorkville |
| ZIP code | 10128 |
| Zoning district | R8 |
| Building class | D6 — elevator apartment building (what’s a building class?) |
| Land use | 04 — Mixed residential & commercial buildings |
| Lot area | 121,100 sq ft |
| Floors | 25 |
| Residential units | 538 |
| Year built | 1968 |
| FAR | 3.19 built · 6.02 max residential · 0 max commercial Learn: What is FAR? |
| Flood zone | In a FEMA Special Flood Hazard Area |
Public records
- 1 open Department of Buildings violation
- 4 open ECB (OATH) violations
- 3 open Housing Preservation & Development violations
- Façade safety filing status: UNSAFE (latest filing 2025-05-13)
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.