471 West 21st Street, Manhattan
Two-family · built c. 1853 · Block 719, Lot 2.
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.