215 Clarkson Avenue, Brooklyn

Apartment building · 16 units · built c. 1905 · Block 5057, Lot 89.

Building permits

Property taxes

Assessment
$458,550
2026–27 tax
$45,620
Market value (city estimate)
$1,019,000
Taxable value
$366,750
Assessed land
$123,750
Assessed improvements
$334,800

Zoning

R6: floor area ratio 2.47 built, above the 2.43 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 Flatbush

Every lot on block 5057

Umarelli: construction in New York City and Jersey City