439 Winthrop Street, Brooklyn

Two-family with store · built 1945 · Block 4820, Lot 43.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$57,420
2026–27 tax
$7,038
Market value (city estimate)
$957,000
Taxable value
$35,470
Assessed land
$13,140
Assessed improvements
$44,280

Zoning

R6: floor area ratio 0.80 built, 2.43 allowed by base zoning.

Flood zone

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

More construction in Flatbush

Every lot on block 4820

Umarelli: construction in New York City and Jersey City