730 Amsterdam Avenue, Manhattan
Apartment building · 8 units · built c. 1900 · Block 1243, Lot 34.
Building permits
- Alteration, filed May 5, 2026, estimated cost $5K, described as “Installation of 300 psf sidewalk shed as per plans. All equipment shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Jun 8, 2023, estimated cost $50K, described as “Filing herewith partial conversion of cellar to dwelling unit, including but not limited to, demolition/ excavation of proposed rooms to increase bc required room height, interior renovation, as per submitted plans. No change to use,…”
Property taxes
- Assessment
- $1,732,050
- 2026–27 tax
- $54,083
- Market value (city estimate)
- $3,849,000
- Taxable value
- $434,782
- Assessed land
- $621,000
- Assessed improvements
- $1,111,050
Zoning
R9: floor area ratio 3.71 built, 7.52 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.