540 5th Street, Brooklyn

Two-family · built c. 1910 · Block 1084, Lot 37.

Building permits

Property taxes

Assessment
$268,320
2026–27 tax
$16,893
Market value (city estimate)
$4,472,000
Taxable value
$85,133
Assessed land
$49,560
Assessed improvements
$218,760

Zoning

R6B (part of the lot is R7B): floor area ratio 1.17 built, 2.00 allowed by base zoning.

Flood zone

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

More construction in Park Slope

Every lot on block 1084

Umarelli: construction in New York City and Jersey City