335 West 18 Street, Manhattan

A 1931 educational facility on West 18 Street with 33 open violations on record across city enforcement files.

335 West 18 Street is an educational facility in Manhattan, New York City (BBL 1007420007). The property is zoned R7B, on a 43,240 sq ft lot, with 10 floors and 1 residential units. It was built in 1931. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 33 open building violations for this lot as of 2026-07-05.

Property facts

BBL	1007420007
Borough	Manhattan — Community District 4
Neighborhood	Chelsea-Hudson Yards
Zoning district	R7B
Building class	W1 — educational facility (what’s a building class?)
Land use	08 — Public facilities & institutions
Lot area	43,240 sq ft
Floors	10
Residential units	1
Year built	1931
FAR	6.49 built · 3 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

6 open Department of Buildings violations
27 open ECB (OATH) violations
0 open Housing Preservation & Development violations
Façade safety filing status: UNFILED

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)

Run a free lookupFree account — no card required

See plans & the one-time dossier

Watch this propertyAlerts on new permits, violations & sales

Nearby on this block

Data: NYC municipal records (Departments of City Planning, Buildings, Finance) and FEMA. See our sources and methodology. Data as of 2026-07-11.