429 Park Avenue South, Manhattan

A 1900 hotel on Park Avenue South carrying 4.77 FAR of unused commercial development rights on record under its C6-4A zoning.

429 Park Avenue South is a hotel in Manhattan, New York City (BBL 1008850004). The property is zoned C6-4A, on a 3,133 sq ft lot, with 7 floors and 2 residential units. It was built in 1900. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 4 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1008850004
Borough	Manhattan — Community District 5
Neighborhood	Murray Hill-Kips Bay
ZIP code	10016
Zoning district	C6-4A
Building class	H3 — hotel (what’s a building class?)
Land use	05 — Commercial & office buildings
Lot area	3,133 sq ft
Floors	7
Residential units	2
Year built	1900
FAR	5.23 built · 10 max residential · 10 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

1 open Department of Buildings violation
3 open ECB (OATH) violations — $5,625 in penalties due
0 open Housing Preservation & Development violations
Façade safety filing status: SWARMP (latest filing 2021-11-30)

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.