# 471 West 21st Street, Manhattan

Two-family · built c. 1853 · Block 719, Lot 2.

On Umarelli: https://umarelli.org/nyc/1007190002/471-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

No building permits on file for this lot.

## Property taxes

- Assessment: $300,900
- 2026–27 tax: $47,051
- Market value (city estimate): $5,015,000
- Taxable value: $237,114
- Assessed land: $163,080
- Assessed improvements: $137,820

## Zoning

R7B: floor area ratio 1.82 built, 3.00 allowed by base zoning.

## 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 11 ft (NAVD88).

## Landmarks

Part of Chelsea Historic District (Historic District). 6 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