351 West 21st Street, Manhattan

Apartment building · 7 units · built c. 1848 · Block 745, Lot 9.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$1,266,750
2026–27 tax
$44,362
Market value (city estimate)
$2,815,000
Taxable value
$356,634
Assessed land
$133,200
Assessed improvements
$1,133,550

Zoning

R7B: floor area ratio 1.26 built, 3.00 allowed by base zoning.

Flood zone

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

Landmarks

Part of Chelsea Historic District (Historic District). 5 Landmarks Preservation Commission permits are on file.

More construction in Chelsea

Every lot on block 745

Umarelli: construction in New York City and Jersey City