540 3rd Street, Brooklyn

Single family · built c. 1909 · Block 1080, Lot 23.

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Building permits

No building permits on file for this lot.

Property taxes

Assessment
$289,980
2026–27 tax
$15,187
Assessed land
$35,040
Assessed improvements
$254,940

Zoning

R6B: floor area ratio 1.58 built, 2.00 allowed by base zoning.

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 Park Slope

Every lot on block 1080

Umarelli: construction in New York City and Jersey City