475 Seaview Avenue, Staten Island

A hospital or health facility on Seaview Avenue inside a FEMA-mapped flood zone, built in 1978, zoned R3-1.

475 Seaview Avenue is a hospital or health facility in Staten Island, New York City (BBL 5033550032). The property is zoned R3-1, on a 842,573 sq ft lot, with 4 floors and 2 residential units. It was built in 1978. The lot is 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	5033550032
Borough	Staten Island — Community District 2
Neighborhood	Grasmere-Arrochar-South Beach-Dongan Hills
ZIP code	10305
Zoning district	R3-1
Building class	I1 — hospital or health facility (what’s a building class?)
Land use	08 — Public facilities & institutions
Lot area	842,573 sq ft
Floors	4
Residential units	2
Year built	1978
FAR	0.76 built · 0.75 max residential · 0 max commercial Learn: What is FAR?
Flood zone	In a FEMA Special Flood Hazard Area

Public records

4 open Department of Buildings violations
0 open ECB (OATH) violations
0 open Housing Preservation & Development violations

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.