# 541 West 21st Street, Manhattan

Commercial · built c. 1915 · Block 693, Lot 10.

On Umarelli: https://umarelli.org/nyc/1006930010/541-west-21-street

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

## Building permits

- Alteration, filed Nov 5, 2021, estimated cost $1K, described as “Suspended Hanging Scaffold Installation as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Mar 25, 2021, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Mar 25, 2021, described as “Installation of temporary fence as per plans. No change in use, egress or occupancy.”
- Alteration, filed Sep 28, 2020, described as “Installation of sidewalk shed”
- Alteration, filed Sep 28, 2020, described as “Installation of pipe scaffolding”
- Alteration, filed Jul 15, 2020, described as “Pipe scaffold proposed installation of pipe scaffold as per plan. No change in use,egress or occupancy.”
- Alteration, filed Mar 27, 2020, estimated cost $5K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Mar 10, 2020, estimated cost $5K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Dec 16, 2019, estimated cost $5K, described as “Installation of temporary construction fence as per plans. No change in use, occupancy, or egress under this application.”
- Alteration, filed Nov 18, 2019, estimated cost $20K, described as “Herewith filing for sprinkler removals to an existing system.”
- Alteration, filed Oct 24, 2019, estimated cost $112K, described as “Installation of boilers”
- Alteration, filed Oct 22, 2019, estimated cost $5K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Oct 21, 2019, estimated cost $120K, described as “Installation of fuel oil storage for generator.”
- Alteration, filed Oct 21, 2019, estimated cost $10K, described as “Herewith filing for removals of existing plumbing fixtures.”
- Alteration, filed Oct 16, 2019, estimated cost $5K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Oct 4, 2019, estimated cost $15K, described as “Herewith filing for installation and removal of temp standpipe system”

## Property taxes

- Assessment: $11,099,700
- 2026–27 tax: $1,125,370
- Market value (city estimate): $24,666,000
- Taxable value: $10,373,990
- Assessed land: $657,000
- Assessed improvements: $10,442,700

## Zoning

M1-5: floor area ratio 7.39 built, above the 5.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Dec 29, 2025: $46,181,250

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

## Flood zone

Current FEMA flood map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 10 ft (NGVD29). FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 11 ft (NAVD88).

## In the news

[The Frame Building’s Office Conversion Wraps Up at 541 West 21st Street in Chelsea, Manhattan](https://newyorkyimby.com/2022/01/the-frame-buildings-office-conversion-wraps-up-at-541-west-21st-street-in-chelsea-manhattan.html), New York YIMBY, Jan 18, 2022.

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