259 6th Avenue, Brooklyn

Two-family · built c. 1901 · Block 963, Lot 5.

Building permits

Property taxes

Assessment
$250,980
2026–27 tax
$9,214
Market value (city estimate)
$4,183,000
Taxable value
$46,434
Assessed land
$37,080
Assessed improvements
$213,900

Zoning

R6B: floor area ratio 1.78 built, 2.00 allowed by base zoning.

Flood zone

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

More construction in Park Slope

Every lot on block 963

Umarelli: construction in New York City and Jersey City