709 Union Street, Brooklyn

Apartment building · 8 units · built c. 1920 · Block 952, Lot 52.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$1,519,650
2026–27 tax
$16,235
Market value (city estimate)
$3,377,000
Taxable value
$130,514
Assessed land
$15,300
Assessed improvements
$1,504,350

Zoning

R6A: floor area ratio 2.51 built, 3.00 allowed by base zoning.

Flood zone

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

More construction in Park Slope

Every lot on block 952

Umarelli: construction in New York City and Jersey City