203 23rd Street, Brooklyn

Two-family · built c. 1910 · Block 646, Lot 63.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$70,560
2026–27 tax
$4,766
Market value (city estimate)
$1,176,000
Taxable value
$23,211
Assessed land
$20,460
Assessed improvements
$50,100

Zoning

R6B: floor area ratio 0.52 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 646

Umarelli: construction in New York City and Jersey City