870 West End Avenue, Manhattan
A 1892 one-family home on West End Avenue carrying 3.81 FAR of unused residential development rights on record under its R8 zoning.
870 West End Avenue is an one-family home in Manhattan, New York City (BBL 1018740164). The property is zoned R8, on a 2,000 sq ft lot, with 3 floors and 1 residential units. It was built in 1892. The lot is not inside a FEMA Special Flood Hazard Area.
Property facts
| BBL | 1018740164 |
|---|---|
| Borough | Manhattan — Community District 7 |
| Neighborhood | Upper West Side-Manhattan Valley |
| Zoning district | R8 |
| Building class | A4 — one-family home (what’s a building class?) |
| Land use | 01 — One & two family buildings |
| Lot area | 2,000 sq ft |
| Floors | 3 |
| Residential units | 1 |
| Year built | 1892 |
| FAR | 2.21 built · 6.02 max residential · 0 max commercial Learn: What is FAR? |
| Historic district | Riverside-West End Historic District Extension II |
| Flood zone | Not in a FEMA Special Flood Hazard Area |
Public records
No open violations on record for this lot.
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)
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Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.