417 3rd Street, Brooklyn

Four-family · built c. 1920 · Block 975, Lot 49.

Some of the city’s records for this lot were still loading when this page was made; it refreshes within minutes.

Building permits

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

Property taxes

Assessment
$1,670,400
2026–27 tax
$20,898
Market value (city estimate)
$3,712,000
Taxable value
$168,006
Assessed land
$263,250
Assessed improvements
$1,407,150

Zoning

R6B: floor area ratio 2.61 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

Flood zone

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

More construction in Park Slope

Every lot on block 975

Umarelli: construction in New York City and Jersey City