# 448 West 23rd Street, Manhattan

Apartment building · 5 units · built c. 1856 · Block 720, Lot 71.

On Umarelli: https://umarelli.org/nyc/1007200071/448-west-23-street

More construction in Chelsea: https://umarelli.org/nyc/manhattan/chelsea.md

Every lot on block 720: https://umarelli.org/nyc/manhattan/720.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $1,995,300
- 2026–27 tax: $128,444
- Market value (city estimate): $4,434,000
- Taxable value: $1,032,590
- Assessed land: $1,390,500
- Assessed improvements: $604,800

## Zoning

R7B: floor area ratio 3.65 built, above the 3.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Flood zone

Current FEMA flood map: zone X, moderate risk: a 0.2% chance of flooding each year. FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 10 ft (NAVD88).

## Landmarks

Part of Chelsea Historic District Extension (Historic District). 1 Landmarks Preservation Commission permit is on file.

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