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Sublease Highlights

  • Duplex office with a private outdoor terrace for exclusive use.
  • Fully furnished and plug-and-play for immediate occupancy.
  • Surrounded by top-tier dining, retail, and business amenities.
  • Newly completed build-out with modern finishes and open layout.
  • Half block from Madison Square Park and steps to major subway lines.
  • Convenient access to Union Square and Flatiron District.

All Available Spaces(2)

Display Rental Rate as

  • Space
  • Size
  • Term
  • Rental Rate
  • Space Use
  • Condition
  • Available
  • 5th Floor
  • 2,500 SF
  • Jan 2030
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2026

Description: — Duplex Penthouse Office w/ Private Outdoor Terrace — Fully Furnished — 2,500 RSF on 5th Floor, 1,800 RSF on PH — Steps from Madison Square Park — Sublease Through January 2030 (Only full length terms considered) Highlights: — 4,300 RSF — Ideal for creative, design, architecture, fashion, or media teams — Two-level layout ideal for separation of work, meeting and social space — Mostly open layout w/ high ceilings and natural light — Half a block from Madison Square Park Neighborhood & Transit: — Access to PATH, N/R/W + 6 trains (down the block) Location: 22 West 23rd Street (Flatiron) Available: April 2026 (earlier access may be possible) Asking Rent: Upon Request Contact: Dennis Coppin 347-601-0567 Tours by appointment

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • 2 Private Offices
  • 30 Workstations
  • Plug & Play
  • Central Air and Heating
  • Elevator Access
  • High Ceilings
  • Hardwood Floors
  • Fully Built-Out as Standard Office
  • Fits 7 - 20 People
  • 1 Conference Room
  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 4,300 SF of adjacent space
  • Wi-Fi Connectivity
  • Security System
  • Open-Plan
  • Duplex, Private Outdoor Terrace
  • Penthouse
  • 1,800 SF
  • Jan 2030
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • April 01, 2026

Description: — Duplex Penthouse Office w/ Private Outdoor Terrace — Fully Furnished — 2,500 RSF on 5th Floor, 1,800 RSF on PH — Steps from Madison Square Park — Sublease Through January 2030 (Only full length terms considered) — Can only be leased with 5th floor Highlights: — 4,300 RSF — Ideal for creative, design, architecture, fashion, or media teams — Two-level layout ideal for separation of work, meeting and social space — Mostly open layout w/ high ceilings and natural light — Half a block from Madison Square Park Neighborhood & Transit: — Access to PATH, N/R/W + 6 trains (down the block) Location: 22 West 23rd Street (Flatiron) Available: April 2026 (earlier access may be possible) Asking Rent: Upon Request Contact: Dennis Coppin 347-601-0567 Tours by appointment

  • Sublease space available from current tenant
  • Mostly Open Floor Plan Layout
  • 2 Private Offices
  • 30 Workstations
  • Plug & Play
  • Central Air and Heating
  • Elevator Access
  • High Ceilings
  • Hardwood Floors
  • Fully Built-Out as Standard Office
  • Fits 5 - 15 People
  • 1 Conference Room
  • Space is in Excellent Condition
  • Can be combined with additional space(s) for up to 4,300 SF of adjacent space
  • Wi-Fi Connectivity
  • Security System
  • Open-Plan
  • Duplex, Private Outdoor Terrace
Space Size Term Rental Rate Space Use Condition Available
5th Floor 2,500 SF Jan 2030 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2026
Penthouse 1,800 SF Jan 2030 Upon Request Upon Request Upon Request Upon Request Office Full Build-Out April 01, 2026

5th Floor

Size
2,500 SF
Term
Jan 2030
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2026

Penthouse

Size
1,800 SF
Term
Jan 2030
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
April 01, 2026

5th Floor

Size 2,500 SF
Term Jan 2030
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2026

Description: — Duplex Penthouse Office w/ Private Outdoor Terrace — Fully Furnished — 2,500 RSF on 5th Floor, 1,800 RSF on PH — Steps from Madison Square Park — Sublease Through January 2030 (Only full length terms considered) Highlights: — 4,300 RSF — Ideal for creative, design, architecture, fashion, or media teams — Two-level layout ideal for separation of work, meeting and social space — Mostly open layout w/ high ceilings and natural light — Half a block from Madison Square Park Neighborhood & Transit: — Access to PATH, N/R/W + 6 trains (down the block) Location: 22 West 23rd Street (Flatiron) Available: April 2026 (earlier access may be possible) Asking Rent: Upon Request Contact: Dennis Coppin 347-601-0567 Tours by appointment

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 7 - 20 People
  • 2 Private Offices
  • 1 Conference Room
  • 30 Workstations
  • Space is in Excellent Condition
  • Plug & Play
  • Can be combined with additional space(s) for up to 4,300 SF of adjacent space
  • Central Air and Heating
  • Wi-Fi Connectivity
  • Elevator Access
  • Security System
  • High Ceilings
  • Open-Plan
  • Hardwood Floors
  • Duplex, Private Outdoor Terrace

Penthouse

Size 1,800 SF
Term Jan 2030
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available April 01, 2026

Description: — Duplex Penthouse Office w/ Private Outdoor Terrace — Fully Furnished — 2,500 RSF on 5th Floor, 1,800 RSF on PH — Steps from Madison Square Park — Sublease Through January 2030 (Only full length terms considered) — Can only be leased with 5th floor Highlights: — 4,300 RSF — Ideal for creative, design, architecture, fashion, or media teams — Two-level layout ideal for separation of work, meeting and social space — Mostly open layout w/ high ceilings and natural light — Half a block from Madison Square Park Neighborhood & Transit: — Access to PATH, N/R/W + 6 trains (down the block) Location: 22 West 23rd Street (Flatiron) Available: April 2026 (earlier access may be possible) Asking Rent: Upon Request Contact: Dennis Coppin 347-601-0567 Tours by appointment

  • Sublease space available from current tenant
  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Fits 5 - 15 People
  • 2 Private Offices
  • 1 Conference Room
  • 30 Workstations
  • Space is in Excellent Condition
  • Plug & Play
  • Can be combined with additional space(s) for up to 4,300 SF of adjacent space
  • Central Air and Heating
  • Wi-Fi Connectivity
  • Elevator Access
  • Security System
  • High Ceilings
  • Open-Plan
  • Hardwood Floors
  • Duplex, Private Outdoor Terrace

Property Overview

The property is located on West 23rd Street between 5th and 6th Avenues in Manhattan. It consists of the 5th floor and penthouse level, totaling 4,300 RSF. The space includes a private outdoor terrace and is configured with open work areas, conference rooms, and a kitchen. The building is within close proximity to Madison Square Park and multiple subway lines, including the F, M, N, Q, R, W, PATH, and 6 trains. The surrounding area includes retail, dining, and office uses.

  • Air Conditioning

Property Facts

Building Type
Office
Year Built/Renovated
1900/2005
Building Height
5 Stories
Building Size
16,431 SF
Building Class
C
Typical Floor Size
2,911 SF
Unfinished Ceiling Height
12’
Parking
Surface Parking
Surface Tandem Parking
Covered Parking
Covered Tandem Parking
Reserved Parking

Select Tenants

  • Floor
  • Tenant Name
  • Industry
  • GRND
  • August
  • Public Administration
  • Unknown
  • Health Street-drug Alcohol
  • Health Care and Social Assistance
  • GRND
  • Mangia 23 Flatiron
  • Accommodation and Food Services
  • GRND
  • Square Root Creative Inc
  • Professional, Scientific, and Technical Services
Walk Score®
Walker's Paradise (100)
Transit Score®
Rider's Paradise (100)
Bike Score®
Biker's Paradise (91)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®
  • Listing ID: 39388893

  • Date on Market: 2/10/2026

  • Last Updated:

  • Address: 22 W 23rd St, New York, NY 10010

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