# 644 Amsterdam Avenue, Manhattan

Apartment building · 14 units · built c. 1920 · Block 1239, Lot 31.

On Umarelli: https://umarelli.org/nyc/1012390031/644-amsterdam-avenue

More construction in Upper West Side: https://umarelli.org/nyc/manhattan/upper-west-side.md

Every lot on block 1239: https://umarelli.org/nyc/manhattan/1239.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $1,314,000
- 2026–27 tax: $143,125
- Market value (city estimate): $2,920,000
- Taxable value: $1,150,614
- Assessed land: $177,750
- Assessed improvements: $1,136,250

## Zoning

C2-8: floor area ratio 3.82 built, 10.00 allowed by base zoning.

## Flood zone

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

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology