624 6th Street, Brooklyn

Two-family · built c. 1899 · Block 1087, Lot 34.

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Building permits

No building permits on file for this lot.

Property taxes

Assessment
$369,000
2026–27 tax
$13,826
Market value (city estimate)
$6,150,000
Taxable value
$79,688
Assessed land
$44,400
Assessed improvements
$324,600

Zoning

R7B: floor area ratio 2.11 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 1087

Umarelli: construction in New York City and Jersey City