148 21st Street, Brooklyn

Apartment building · 5 units · built 1962 · Block 642, Lot 23.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$483,300
2026–27 tax
$8,046
Market value (city estimate)
$1,074,000
Taxable value
$64,685
Assessed land
$94,500
Assessed improvements
$388,800

Zoning

M1-2D: floor area ratio 1.41 built, 2.00 allowed by base zoning.

Flood zone

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

More construction in Sunset Park

Every lot on block 642

Umarelli: construction in New York City and Jersey City