2820 Cortelyou Road, Brooklyn

Two-family · built c. 1910 · Block 5172, Lot 21.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$65,340
2026–27 tax
$6,829
Market value (city estimate)
$1,089,000
Taxable value
$34,371
Assessed land
$17,160
Assessed improvements
$48,180

Zoning

R6: floor area ratio 1.57 built, 2.43 allowed by base zoning.

Flood zone

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

More construction in Flatbush

Every lot on block 5172

Umarelli: construction in New York City and Jersey City