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555 West 18 Street, Manhattan

Inside a FEMA-mapped flood zone, this office building on West 18 Street carries 0.76 FAR of unused residential development rights on record.

555 West 18 Street is an office building in Manhattan, New York City (BBL 1006900012). The property is zoned C6-3, on a 28,850 sq ft lot, with 10 floors and 10 residential units. It was built in 2007. The lot is inside a FEMA Special Flood Hazard Area. NYC municipal records show 2 open building violations for this lot as of 2026-07-05.

Property facts

BBL1006900012
BoroughManhattan — Community District 4
NeighborhoodChelsea-Hudson Yards
Zoning districtC6-3
Building classO3office building (what’s a building class?)
Land use05 — Commercial & office buildings
Lot area28,850 sq ft
Floors10
Residential units10
Year built2007
FAR6.76 built · 7.52 max residential · 6 max commercial Learn: What is FAR?
Flood zoneIn a FEMA Special Flood Hazard Area

Public records

  • 2 open Department of Buildings violations
  • 0 open ECB (OATH) violations
  • 0 open Housing Preservation & Development violations
  • Façade safety filing status: SWARMP (latest filing 2023-01-25)

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.