# 402 West 20th Street, Manhattan

Apartment building · 5 units · built c. 1897 · Block 717, Lot 45.

On Umarelli: https://umarelli.org/nyc/1007170045/402-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 Apr 3, 2025, estimated cost $15K, described as “Propose plumbing work to install gas hot water heater on cellar. No change in use, egress or occupancy.”
- Alteration, filed May 14, 2024, estimated cost $3K, described as “Proposal to install temporary construction fence in conjunction with genernal contruction, job # M00875876-I1 to address LPC violation 84-0414. No change in use, egress or occupancy under this application.”
- Alteration, filed Jun 1, 2023, estimated cost $23K, described as “This filing to address existing 1984 LPC violation 030684LANDMK84-0414 Remove existing metal railings and single width brick low wall. Install new low walls each side to match historic photos, metal railing, new case stone pavers, some…”
- Alteration, filed Jul 21, 2022, estimated cost $35K, described as “Propose interior renovation at cellar, work includes minor partitions, and finish work as per plan. Plumbing application filed under DOBNOW#M00777600. No change in use, egress, and ouccpancy.”
- Alteration, filed Jul 21, 2022, estimated cost $19K, described as “Propose plumbing work inconjunction with arch design as per plan. No change in use, egress or occupancy.”
- Alteration, filed Aug 19, 2021, estimated cost $34K, described as “Propose structural work in conjunction with DOB now gc #M00562380 to add roof deck with metal railing around the perimeter. Repair the stair bulkhead. No change in use, occupancy, or egress.”
- Alteration, filed Aug 4, 2021, estimated cost $90K, described as “Propose modification of existing roof assembly with new stair bulkhead, new roof finished material, new deck, new skylight per plan. No change in existing use, occupancy, and egress. Related structural roof works filed separately under job…”
- Alteration, filed Jul 23, 2021, estimated cost $89K, described as “Propose mechanical scope of work filed in conjunction with DOB now gc # M00498478-I1.”
- Alteration, filed May 10, 2021, estimated cost $221K, described as “Propose interior renovation of existing five apartment units as per plan. Plumbing filed separately under dobnow# M00499830. No change in use, egress or occupancy. No change in existing bulk”
- Alteration, filed May 10, 2021, estimated cost $42K, described as “Propose plumbing work inconjunction with arch design as per plan. No change in use, egress or occupancy.”
- Alteration, filed Dec 3, 2020, estimated cost $8K, described as “Propose to replace kitchen on 4TH floor to match with existing and remove kitchen on 5TH floor in conjunction with alt 2 # 140965891”

## Property taxes

- Assessment: $3,026,250
- 2026–27 tax: $51,127
- Market value (city estimate): $6,725,000
- Taxable value: $411,024
- Assessed land: $929,250
- Assessed improvements: $2,097,000

## Zoning

R7B: floor area ratio 3.32 built, above the 3.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Jun 26, 2019: $6,800,000

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

## Flood zone

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

## Landmarks

Part of Chelsea Historic District (Historic District). 30 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