# 443 West 21st Street, Manhattan

Single family · built c. 1854 · Block 719, Lot 16.

On Umarelli: https://umarelli.org/nyc/1007190016/443-west-21-street

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

Every lot on block 719: https://umarelli.org/nyc/manhattan/719.md

## Building permits

- Alteration, filed Oct 11, 2018, described as “To install supported pipe scaffold as shown on the plans. All work shall be performed according to chapter # 33 of the 2008 NYC building code. No change in use, egress or occupancy under this application.”

## Property taxes

- Assessment: $470,100
- 2026–27 tax: $40,950
- Market value (city estimate): $7,835,000
- Taxable value: $206,369
- Assessed land: $179,280
- Assessed improvements: $290,820

## Zoning

R7B: floor area ratio 2.04 built, 3.00 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard. FEMA’s preliminary map: zone X, moderate risk: a 0.2% chance of flooding each year.

## Landmarks

Part of Chelsea Historic District (Historic District). 13 Landmarks Preservation Commission permits are 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