21 East 63rd Street, Manhattan

Commercial · built c. 1884 · Block 1378, Lot 113.

Building permits

Property taxes

Assessment
$3,109,950
2026–27 tax
$334,529
Market value (city estimate)
$6,911,000
Taxable value
$3,083,783
Assessed land
$1,350,000
Assessed improvements
$1,759,950

Zoning

C5-1: floor area ratio 4.78 built, 10.00 allowed by base zoning.

Flood zone

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

Landmarks

Part of Upper East Side Historic District (Historic District). 24 Landmarks Preservation Commission permits are on file.

In the news

Renderings Reveal Ground-Floor Alterations for 21 East 63rd Street on Manhattan’s Upper East Side, New York YIMBY, Feb 20, 2022.

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