337 West 21st Street, Manhattan

Apartment building · 31 units · built c. 1930 · Block 745, Lot 14.

Building permits

Property taxes

Assessment
$1,831,500
2026–27 tax
$191,259
Market value (city estimate)
$4,070,000
Taxable value
$1,707,660
Assessed land
$276,300
Assessed improvements
$1,555,200

Tax breaks

Zoning

R7B: floor area ratio 4.20 built, above the 3.00 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 Chelsea

Every lot on block 745

Umarelli: construction in New York City and Jersey City