710 4th Avenue, Brooklyn

Three-family with store · built c. 1920 · Block 645, Lot 34.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$806,850
2026–27 tax
$23,069
Market value (city estimate)
$1,793,000
Taxable value
$185,459
Assessed land
$137,700
Assessed improvements
$669,150

Zoning

M1-2D: floor area ratio 5.00 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

Flood zone

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

More construction in Sunset Park

Every lot on block 645

Umarelli: construction in New York City and Jersey City