344 1st Street, Brooklyn

Two-family · built c. 1901 · Block 970, Lot 26.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$239,220
2026–27 tax
$8,190
Market value (city estimate)
$3,987,000
Taxable value
$41,275
Assessed land
$40,560
Assessed improvements
$198,660

Zoning

R6B: floor area ratio 1.48 built, 2.00 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 Park Slope

Every lot on block 970

Umarelli: construction in New York City and Jersey City