434 15th Street, Brooklyn

Two-family · built c. 1891 · Block 1105, Lot 13.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$184,560
2026–27 tax
$4,734
Market value (city estimate)
$3,076,000
Taxable value
$38,695
Assessed land
$37,380
Assessed improvements
$147,180

Tax breaks

Zoning

R6B: floor area ratio 1.20 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.

Landmarks

Part of Park Slope Historic District Extension (Historic District). 11 Landmarks Preservation Commission permits are on file.

More construction in South Slope

Every lot on block 1105

Umarelli: construction in New York City and Jersey City