# 730 Amsterdam Avenue, Manhattan

Apartment building · 8 units · built c. 1900 · Block 1243, Lot 34.

On Umarelli: https://umarelli.org/nyc/1012430034/730-amsterdam-avenue

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

Every lot on block 1243: https://umarelli.org/nyc/manhattan/1243.md

## 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.

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