487 3rd Street, Brooklyn

Co-op · 4 units · built c. 1921 · Block 976, Lot 50.

Building permits

Property taxes

Assessment
$846,450
2026–27 tax
$30,092
Market value (city estimate)
$1,881,000
Taxable value
$293,227
Assessed land
$8,550
Assessed improvements
$837,900

Tax breaks

Zoning

R6B: floor area ratio 2.00 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 976

Umarelli: construction in New York City and Jersey City