# 520 West 45th Street, Manhattan

Condominium · 18 units · built c. 1905 · Block 1073, Lot 7504.

On Umarelli: https://umarelli.org/nyc/1010737504/520-west-45-street

More construction in Hell's Kitchen: https://umarelli.org/nyc/manhattan/hells-kitchen.md

Every lot on block 1073: https://umarelli.org/nyc/manhattan/1073.md

## Building permits

- Alteration, filed Jan 26, 2026, estimated cost $50K, described as “Replace special gas vent from existing water heaters to roof.”
- Alteration, filed Apr 14, 2025, estimated cost $20K, described as “Installation of Filtration System and replacement of Domestic Water Booster Pump. No change in egress or use proposed under this scope of work.”

## Property taxes

- Assessment: $5,440,953
- 2026–27 tax: $559,781
- Market value (city estimate): $12,091,006
- Taxable value: $4,918,684
- Assessed land: $632,701
- Assessed improvements: $4,808,252
- Condo units with their own tax lots: 18

## Zoning

R8: floor area ratio 3.45 built, 6.02 allowed by base zoning.

## Recent sales

- Jun 29, 2026: $2,380,000, Apt 5B
- Aug 5, 2024: $1,995,000, Apt 2A
- Aug 10, 2022: $2,712,500, Apt 1A
- Jul 27, 2022: $1,940,000, Apt 3B
- May 24, 2022: $1,965,000, Apt 2C
- Apr 20, 2022: $2,085,000, Apt 3A
- Apr 8, 2022: $2,210,000, Apt 5D
- May 27, 2021: $2,960,000, Apt 1B
- Mar 1, 2018: $1,850,000, Apt 4D
- Jan 10, 2018: $1,900,000, Apt 2C

The 10 most recent of 26 open-market sales since 2016, from the Department of Finance’s sales files.

## 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