6024 20th Avenue, Brooklyn

Four-family with store · built c. 1931 · Block 5520, Lot 42.

Building permits

Property taxes

Assessment
$572,850
2026–27 tax
$12,138
Market value (city estimate)
$1,273,000
Taxable value
$97,579
Assessed land
$5,850
Assessed improvements
$567,000

Zoning

R5: floor area ratio 2.46 built, above the 1.50 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 Borough Park

Every lot on block 5520

Umarelli: construction in New York City and Jersey City