640 10th Street, Brooklyn

Two-family · built c. 1895 · Block 1095, Lot 10.

Building permits

Property taxes

Assessment
$241,140
2026–27 tax
$10,443
Market value (city estimate)
$4,019,000
Taxable value
$52,627
Assessed land
$37,260
Assessed improvements
$203,880

Zoning

R6B: floor area ratio 1.80 built, 2.00 allowed by base zoning.

Flood zone

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

Landmarks

Part of Park Slope Historic District Extension (Historic District).

More construction in Park Slope

Every lot on block 1095

Umarelli: construction in New York City and Jersey City