# 308 West 21st Street, Manhattan

Apartment building · 19 units · built c. 1900 · Block 744, Lot 46.

On Umarelli: https://umarelli.org/nyc/1007440046/308-west-21-street

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

Every lot on block 744: https://umarelli.org/nyc/manhattan/744.md

## Building permits

- Alteration, filed Mar 28, 2023, estimated cost $67K, described as “Combine existing apartments B1 and B2 into one apartment 2F on 2nd floor front as per TPPN 3/97. Partition work, mechanical work, provide wall mounted HVAC units. Install condensing unit on the roof as per plans. No change in use, egress…”

## Property taxes

- Assessment: $2,056,950
- 2026–27 tax: $241,253
- Market value (city estimate): $4,571,000
- Taxable value: $1,939,490
- Assessed land: $137,700
- Assessed improvements: $1,919,250

## Zoning

R7B: floor area ratio 3.53 built, above the 3.00 base zoning allows, which bonuses, transfers or older rules can permit.

## 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