427 7th Avenue, Brooklyn

Condominium · 7 units · built c. 1894 · Block 1102, Lot 7503.

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Building permits

Permit records are unavailable right now; the map lists them once the city responds.

Property taxes

Assessment
$1,496,700
2026–27 tax
$61,256
Assessed land
$61,200
Assessed improvements
$1,435,500

Zoning

R6A: floor area ratio 2.64 built, 3.00 allowed by base zoning.

Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

Recent sales

Open-market sales since 2016, from the Department of Finance’s sales files.

More construction in Park Slope

Every lot on block 1102

Umarelli: construction in New York City and Jersey City