43 West 70th Street, Manhattan

Apartment building · 10 units · built c. 1891 · Block 1123, Lot 13.

Building permits

No building permits on file for this lot.

Property taxes

Assessment
$2,187,450
2026–27 tax
$81,175
Market value (city estimate)
$4,861,000
Taxable value
$652,583
Assessed land
$720,000
Assessed improvements
$1,467,450

Zoning

R8B: floor area ratio 3.10 built, 4.00 allowed by base zoning.

Flood zone

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

Landmarks

Part of Upper West Side/Central Park West Historic District (Historic District). 13 Landmarks Preservation Commission permits are on file.

More construction in Upper West Side

Every lot on block 1123

Umarelli: construction in New York City and Jersey City