79 Sunnyside Avenue, Brooklyn

A 1923 elevator apartment building on Sunnyside Avenue with 80 open violations on record across city enforcement files.

79 Sunnyside Avenue is an elevator apartment building in Brooklyn, New York City (BBL 3038860119). The property is zoned R4, on a 10,000 sq ft lot, with 6 floors and 54 residential units. It was built in 1923. The lot is not inside a FEMA Special Flood Hazard Area. NYC municipal records show 80 open building violations for this lot as of 2026-07-05.

Property facts

BBL	3038860119
Borough	Brooklyn — Community District 5
Neighborhood	Cypress Hills
ZIP code	11207
Zoning district	R4
Building class	D1 — elevator apartment building (what’s a building class?)
Land use	03 — Multi-family elevator buildings
Lot area	10,000 sq ft
Floors	6
Residential units	54
Year built	1923
FAR	4.42 built · 1 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
0 open ECB (OATH) violations
78 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.