421 West 24th Street, Manhattan

Apartment building · 35 units · built c. 1927 · Block 722, Lot 24.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$2,606,850
2026–27 tax
$304,101
Market value (city estimate)
$5,793,000
Taxable value
$2,444,740
Assessed land
$216,000
Assessed improvements
$2,390,850

Zoning

R8A: floor area ratio 4.28 built, 6.02 allowed by base zoning.

Flood zone

Current FEMA flood map: zone X, minimal flood hazard. FEMA’s preliminary map: zone X, moderate risk: a 0.2% chance of flooding each year.

More construction in Chelsea

Every lot on block 722

Umarelli: construction in New York City and Jersey City