311 West 83rd Street, Manhattan

Condominium · 17 units · built c. 1887 · Block 1245, Lot 7501.

Building permits

Property taxes

Assessment
$4,682,700
2026–27 tax
$314,614
Market value (city estimate)
$10,406,000
Taxable value
$3,062,700
Assessed land
$888,300
Assessed improvements
$3,794,400
Condo units with their own tax lots
2

Tax breaks

Zoning

R8B: floor area ratio 4.58 built, above the 4.00 base zoning allows, which bonuses, transfers or older rules can permit.

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 Extension I (Historic District). 4 Landmarks Preservation Commission permits are on file.

More construction in Upper West Side

Every lot on block 1245

Umarelli: construction in New York City and Jersey City