# 452 West 20th Street, Manhattan

Co-op · 4 units · built c. 1853 · Block 717, Lot 70.

On Umarelli: https://umarelli.org/nyc/1007170070/452-west-20-street

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

Every lot on block 717: https://umarelli.org/nyc/manhattan/717.md

## Building permits

- Alteration, filed Mar 15, 2021, estimated cost $70K, described as “Herewith filing to combine 2 apartments in accordance with TPPN 3/97. No change to use, egress or occupancy.”

## Property taxes

- Assessment: $1,376,100
- 2026–27 tax: $60,739
- Market value (city estimate): $3,058,000
- Taxable value: $488,293
- Assessed land: $219,600
- Assessed improvements: $1,156,500

## Zoning

R7B: floor area ratio 2.56 built, 3.00 allowed by base zoning.

## Recent sales

- Apr 16, 2021: $740,000
- Dec 23, 2016: $700,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard. 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 (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