815 Union Street, Brooklyn

Three-family · built c. 1901 · Block 954, Lot 65.

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Building permits

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

Property taxes

Assessment
$223,620
2026–27 tax
$7,386
Assessed land
$37,020
Assessed improvements
$186,600

Zoning

R6A: floor area ratio 1.50 built, 3.00 allowed by base zoning.

Flood zone

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

More construction in Park Slope

Every lot on block 954

Umarelli: construction in New York City and Jersey City