20 Adelphi Street, Brooklyn

Parking · built 1957 · Block 2031, Lot 39.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$211,050
2026–27 tax
$19,370
Market value (city estimate)
$469,000
Taxable value
$178,560
Assessed land
$14,850
Assessed improvements
$196,200

Zoning

M1-2: floor area ratio 1.99 built, 2.00 allowed by base zoning.

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