40 Adelphi Street, Brooklyn

Three-family · built c. 1899 · Block 2031, Lot 49.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$116,280
2026–27 tax
$3,626
Market value (city estimate)
$1,938,000
Taxable value
$18,271
Assessed land
$13,440
Assessed improvements
$102,840

Zoning

M1-2: floor area ratio 2.06 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

Flood zone

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

More construction in Brooklyn Navy Yard

Every lot on block 2031

Umarelli: construction in New York City and Jersey City