623 Linden Boulevard, Brooklyn

School · built c. 1930 · Block 4865, Lot 26.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$192,150
2026–27 tax
$19,897
Market value (city estimate)
$427,000
Taxable value
$183,420
Assessed land
$48,600
Assessed improvements
$143,550

Zoning

R5: floor area ratio 1.09 built, 1.50 allowed by base zoning.

Flood zone

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

Recent sales

Open-market sales since 2016, from the Department of Finance’s sales files.

More construction in Flatbush

Every lot on block 4865

Umarelli: construction in New York City and Jersey City