685 3 Avenue, Manhattan

An office building rising 27 floors on 3 Avenue, built in 1960, zoned C5-3.

685 3 Avenue is an office building in Manhattan, New York City (BBL 1013170001). The property is zoned C5-3, on a 31,129 sq ft lot, with 27 floors and 57 residential units. It was built in 1960. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 1 open building violation for this lot as of 2026-07-05.

Property facts

BBL	1013170001
Borough	Manhattan — Community District 6
Neighborhood	Murray Hill-Kips Bay
ZIP code	10017
Zoning district	C5-3
Building class	O4 — office building (what’s a building class?)
Land use	05 — Commercial & office buildings
Lot area	31,129 sq ft
Floors	27
Residential units	57
Year built	1960
FAR	17.98 built · 10 max residential · 15 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

0 open Department of Buildings violations
1 open ECB (OATH) violation
0 open Housing Preservation & Development violations
Façade safety filing status: SWARMP (latest filing 2023-02-21)

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.