345 West 70 Street, Manhattan

A 1910 elevator apartment building on West 70 Street with 49 open violations on record across city enforcement files.

345 West 70 Street is an elevator apartment building in Manhattan, New York City (BBL 1011820012). The property is zoned R8B, on a 9,575 sq ft lot, with 6 floors and 36 residential units. It was built in 1910. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 49 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1011820012
Borough	Manhattan — Community District 7
Neighborhood	Upper West Side-Lincoln Square
ZIP code	10023
Zoning district	R8B
Building class	D4 — elevator apartment building (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	9,575 sq ft
Floors	6
Residential units	36
Year built	1910
FAR	4.29 built · 4 max residential · 0 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
48 open Housing Preservation & Development violations
Façade safety filing status: SAFE (latest filing 2024-01-17)

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)

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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.