323 West 87th Street, Manhattan

Single family · built c. 1889 · Block 1249, Lot 21.

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Building permits

Permit records are unavailable right now; the map lists them once the city responds.

Property taxes

Assessment
$498,060
2026–27 tax
$76,591
Market value (city estimate)
$8,301,000
Taxable value
$385,985
Assessed land
$43,140
Assessed improvements
$454,920

Zoning

R8: floor area ratio 2.33 built, 6.02 allowed by base zoning.

Flood zone

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

Recent sales

Open-market sales since 2016, from the Department of Finance’s sales files.

Landmarks

Part of Riverside-West End Historic District (Historic District). 5 Landmarks Preservation Commission permits are on file.

More construction in Upper West Side

Every lot on block 1249

Umarelli: construction in New York City and Jersey City