398 1st Street, Brooklyn

Three-family · built c. 1901 · Block 971, Lot 18.

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Building permits

Permit records are unavailable right now; the map lists them once the city responds.

Property taxes

Assessment
$262,740
2026–27 tax
$11,262
Market value (city estimate)
$4,379,000
Taxable value
$56,753
Assessed land
$39,960
Assessed improvements
$222,780

Zoning

R6B: floor area ratio 1.79 built, 2.00 allowed by base zoning.

Flood zone

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

More construction in Park Slope

Every lot on block 971

Umarelli: construction in New York City and Jersey City