143 Martense Street, Brooklyn

Two-family · built c. 1901 · Block 5087, Lot 78.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$75,000
2026–27 tax
$8,895
Market value (city estimate)
$1,250,000
Taxable value
$44,826
Assessed land
$22,320
Assessed improvements
$52,680

Zoning

R7-1: floor area ratio 0.82 built, 3.44 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 Flatbush

Every lot on block 5087

Umarelli: construction in New York City and Jersey City