415 Jefferson Avenue, Brooklyn

Apartment building · 20 units · built c. 1900 · Block 1830, Lot 42.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$1,077,300
2026–27 tax
$121,706
Market value (city estimate)
$2,394,000
Taxable value
$978,420
Assessed land
$54,450
Assessed improvements
$1,022,850

Zoning

R6B: floor area ratio 3.27 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.

Recent sales

Open-market sales since 2016, from the Department of Finance’s sales files.

More construction in Bedford-Stuyvesant

Every lot on block 1830

Umarelli: construction in New York City and Jersey City