644 Amsterdam Avenue, Manhattan
Apartment building · 14 units · built c. 1920 · Block 1239, Lot 31.
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.