345 Park Avenue, Manhattan

An office building rising 44 floors on Park Avenue, built in 1969, zoned C5-2.5.

345 Park Avenue is an office building in Manhattan, New York City (BBL 1013060001). The property is zoned C5-2.5, on a 81,337 sq ft lot, with 44 floors and 30 residential units. It was built in 1969. The lot is not 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	1013060001
Borough	Manhattan — Community District 5
Neighborhood	East Midtown-Turtle Bay
ZIP code	10154
Zoning district	C5-2.5
Building class	O4 — office building (what’s a building class?)
Land use	05 — Commercial & office buildings
Lot area	81,337 sq ft
Floors	44
Residential units	30
Year built	1969
FAR	21.05 built · 10 max residential · 12 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

7 open Department of Buildings violations
1 open ECB (OATH) violation — $1,250 in penalties due
0 open Housing Preservation & Development violations
Façade safety filing status: SAFE (latest filing 2025-08-12)

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.