721 Columbus Avenue, Manhattan

Apartment building · 246 units · built 1969 · Block 1209, Lot 1.

Building permits

Property taxes

Assessment
$8,211,150
2026–27 tax
$1,004,033
Market value (city estimate)
$18,247,000
Taxable value
$8,071,650
Assessed land
$1,800,000
Assessed improvements
$6,411,150

Zoning

C1-9 (part of the lot is R9): floor area ratio 9.63 built, 10.00 allowed by base zoning.

Flood zone

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

Board and land use applications

More construction in Upper West Side

Every lot on block 1209

Umarelli: construction in New York City and Jersey City