# 20 West 55th Street, Manhattan

Commercial · built 1987 · Block 1270, Lot 49.

On Umarelli: https://umarelli.org/nyc/1012700049/20-west-55-street

More construction in Midtown West: https://umarelli.org/nyc/manhattan/midtown-west.md

Every lot on block 1270: https://umarelli.org/nyc/manhattan/1270.md

## Building permits

- Alteration, filed Jan 6, 2025, estimated cost $20K, described as “Demolition of Existing Partitions, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes Including Within Men's & Women's Restrooms and Demolition of Existing Private Restroom on the 8th Floor. No Change to Occupancy, Use or Egress is…”
- Alteration, filed Dec 31, 2024, estimated cost $14K, described as “Demolition of Existing Air Conditioning Units, Associated Piping, Controls, Ductwork, Supply Air Diffusers, Return Air Grilles, Exhaust Fan, Ductwork & Grilles and Electric Heaters & Controls on 8th Floor”
- Alteration, filed Dec 31, 2024, estimated cost $19K, described as “Removal of Existing Restroom and Pantry Plumbing Fixtures, Non-Gas Water Heaters & Associated Piping, Removal of Existing Sprinkler System and Installation of Temporary Core & Lot Line Window Sprinkler Protection on the 8th Floor”
- Alteration, filed May 23, 2024, estimated cost $20K, described as “Demolition of Existing Partitions, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes on 9th Floor Including Within Existing Restrooms. No Change to Occupancy, Use or Egress is Proposed”
- Alteration, filed Jan 17, 2024, estimated cost $51K, described as “Window Closures at East Wall”
- Alteration, filed Nov 17, 2023, estimated cost $10K, described as “Temporary roof protection as per drawings during NB construction at 18 west 55 street, filed sep. Roof protection shall comply with ch #33 of the NYC bc. No change in use, occupancy or egress under this application.”
- Alteration, filed Oct 31, 2022, estimated cost $89K, described as “Install HVAC Units, Associated Piping&Ductwork, Outside Air Fan, Exhaust Fan & Ductwork, Transfer Air Ductwork, Dampers, Toilet Exhaust Ductwork, Supply Air Registers, Return Air Grilles on 13th Floor(Penthouse)&Outdoor…”
- Alteration, filed Oct 28, 2022, estimated cost $40K, described as “Installation of Pantry Plumbing Fixtures, Appliances, Non-Gas Water Heater, Associated Piping, Plumbing Fixtures & Associated Piping to Renovate Existing Men's & Women's Restrooms and Install Sprinkler System on 13th Floor (Penthouse)”
- Alteration, filed Oct 28, 2022, estimated cost $88K, described as “Installation of Partitions, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes and Renovation of Existing Men's & Women's Restrooms on 13th Floor (Penthouse). No Change to Occupancy, Use or Egress is Proposed”
- Alteration, filed Oct 13, 2022, estimated cost $58K, described as “Installation of Plumbing Fixtures, Non-Gas Water Heaters, Ejector Pump & Associated Piping Within Restrooms, Pantry, MER and New Sprinkler System on 5th Floor”
- Alteration, filed Oct 13, 2022, estimated cost $53K, described as “Installation of HVAC Unit, Associated Piping, Controls, Ductwork, VAV Boxes, Transfer Air Ducts, Electric Duct Heaters, Supply Air Registers, Return Air Grills and Toilet Exhaust Ductwork & Grills on 5th Floor”
- Alteration, filed Oct 13, 2022, estimated cost $80K, described as “Installation of Partitions, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes and Renovate Existing Men's & Women's Restrooms on 5th Floor. No Change to Occupancy, Use or Egress is Proposed”
- Alteration, filed Aug 10, 2022, estimated cost $9K, described as “Demolition of Existing Restroom & Pantry Plumbing Fixtures, Non-Gas Water Heater, Associated Piping, Existing Sprinkler System & Installation of TCSP on 13th Floor (Penthouse)”
- Alteration, filed Aug 10, 2022, estimated cost $7K, described as “Demolition of Existing Air Conditioning Units, Associated Piping, Exhaust Fans, Controls, Thermostats, Ductwork, Supply Air Diffusers and Return Air Grills on 13th Floor (Penthouse)”
- Alteration, filed Aug 5, 2022, estimated cost $15K, described as “Demolition of Existing Partitions, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes on 13th Floor (Penthouse) Including Within Existing Restroom. No Change to Occupancy, Use or Egress is Proposed”
- Alteration, filed Jun 10, 2022, estimated cost $24K, described as “Demolition of Existing Partitions, Doors, Suspended Ceiling, Millwork, Wall & Floor Finishes and Interior of Existing Men's & Women's Restrooms on 5th Floor. No Change to Occupancy, Use or Egress is Proposed.”
- Alteration, filed Jun 10, 2022, estimated cost $12K, described as “Demolition of Existing Air Conditioning Units, Associated Ducts & Piping and Return Air Grilles on 5th Floor”
- Alteration, filed Jun 10, 2022, estimated cost $16K, described as “Demolition of Existing Pantry Plumbing Fixtures, Appliances & Piping, Plumbing Fixtures & Piping Within Existing Men's & Women's Restrooms and Existing Sprinkler System on 5th Floor Including Installation of TCSP”
- Alteration, filed Apr 22, 2022, estimated cost $9K, described as “Demolition of Existing Exhaust Fan & Some Minor Ductwork, Install 2 Ton Supplemental Air Conditioning Unit, Associated Ductwork & Piping, One Small Duct, Some Supply Registers & Return Air Grilles and One Electric Heater on 4th Floor”
- Alteration, filed Apr 19, 2022, estimated cost $40K, described as “Demolition of Partitions, Doors, Portion of Existing Ceiling, Millwork, Wall & Floor Finishes, Installation of Partitions, Doors, Sheetrock Ceiling/Soffit, Millwork, Wall & Floor Finishes on 4th Floor. No Change to Occupancy, Use or Egress…”
- Alteration, filed Oct 15, 2020, estimated cost $7K, described as “Pipe scaffolding”
- Alteration, filed Oct 5, 2020, estimated cost $5K, described as “Installation of sidewalk shed”
- Alteration, filed Dec 21, 2017, described as “Installation of heavy duty sidewalk shed as per plans. No change in use, egress or occupancy.”

## Property taxes

- Assessment: $10,636,200
- 2026–27 tax: $1,153,815
- Market value (city estimate): $23,636,000
- Taxable value: $10,636,200
- Assessed land: $2,110,500
- Assessed improvements: $8,525,700

## Zoning

C5-P: floor area ratio 16.58 built, above the 10.00 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