305 Seguine Avenue, Staten Island

An office building on a 10,812 sq ft Staten Island lot on Seguine Avenue, zoned R3X, built in 2004.

305 Seguine Avenue is an office building in Staten Island, New York City (BBL 5066710001). The property is zoned R3X, on a 10,812 sq ft lot, with 3 floors and 4 residential units. It was built in 2004. 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	5066710001
Borough	Staten Island — Community District 3
Neighborhood	Annadale-Huguenot-Prince's Bay-Woodrow
ZIP code	10309
Zoning district	R3X
Building class	O8 — office building (what’s a building class?)
Land use	04 — Mixed residential & commercial buildings
Lot area	10,812 sq ft
Floors	3
Residential units	4
Year built	2004
FAR	0.58 built · 0.75 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

1 open Department of Buildings violation
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.