777 Foster Avenue, Brooklyn

An elevator apartment building on a 27,604 sq ft Brooklyn lot on Foster Avenue, zoned R5, built in 1958.

777 Foster Avenue is an elevator apartment building in Brooklyn, New York City (BBL 3054280039). The property is zoned R5, on a 27,604 sq ft lot, with 6 floors and 104 residential units. It was built in 1958. 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	3054280039
Borough	Brooklyn — Community District 14
Neighborhood	Flatbush (West)-Ditmas Park-Parkville
ZIP code	11230
Zoning district	R5
Building class	D1 — elevator apartment building (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	27,604 sq ft
Floors	6
Residential units	104
Year built	1958
FAR	3.75 built · 1.5 max residential · 0 max commercial Learn: What is FAR?
Flood zone	Not in a FEMA Special Flood Hazard Area

Public records

2 open Department of Buildings violations
2 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.