257 7th Avenue, Manhattan

Mixed use · 2 units · built c. 1920 · Block 800, Lot 79.

Building permits

Property taxes

Assessment
$821,250
2026–27 tax
$72,812
Market value (city estimate)
$1,825,000
Taxable value
$671,200
Assessed land
$171,000
Assessed improvements
$650,250

Zoning

C6-3X: floor area ratio 3.00 built, 9.00 allowed by base zoning.

Flood zone

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

More construction in Chelsea

Every lot on block 800

Umarelli: construction in New York City and Jersey City