146 5th Avenue, Manhattan

Apartment building · 24 units · built c. 1851 · Block 821, Lot 40.

Building permits

Property taxes

Assessment
$2,175,300
2026–27 tax
$261,046
Market value (city estimate)
$4,834,000
Taxable value
$2,098,610
Assessed land
$499,500
Assessed improvements
$1,675,800

Zoning

C6-4M: floor area ratio 5.43 built, 10.00 allowed by base zoning.

Flood zone

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

Landmarks

Part of Ladies' Mile Historic District (Historic District). 10 Landmarks Preservation Commission permits are on file.

More construction in Flatiron

Every lot on block 821

Umarelli: construction in New York City and Jersey City