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381 Park Ave S 1,343 - 76,624 SF of Space Available in New York, NY 10016

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HIGHLIGHTS

  • Tenant-Controlled HVAC
  • Within Talking Distance to Notable Hotels and Restaurants
  • Steps from Madison Square Park

ALL AVAILABLE SPACES(16)

Display Rental Rate as

  • SPACE
  • SIZE
  • TERM
  • RENTAL RATE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 3rd Floor, Ste 300
  • 14,710 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Partial Build-Out
  • Now

Whiteboxed Space.

  • Partially Built-Out as Standard Office
  • Space is in Excellent Condition
  • Open-Plan
  • Open Floor Plan Layout
  • Exposed Ceiling
  • 4th Floor, Ste 428
  • 2,868 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office/Medical
  • Full Build-Out
  • January 01, 2026

Space is currently raw with great southern exposure & a lot of natural light. Landlord will build to suit using High-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • 6th Floor, Ste 601
  • 7,851 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Incredible prebuild underway, with mix of offices, meeting rooms, large open area, and collaborative pantry. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • 3 Private Offices
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
  • 6th Floor, Ste 615
  • 1,343 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Raw space. Landlord will provide full NBI using high-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • 3 Private Offices
  • Central Air Conditioning
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
  • Reception Area
  • 6th Floor, Ste 621
  • 2,459 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Raw space. Landlord will provide full NBI using high-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • 2 Private Offices
  • Space is in Excellent Condition
  • Mostly Open Floor Plan Layout
  • 1 Conference Room
  • 8th Floor, Ste 801
  • 4,461 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Space is currently built with mix of offices, conference rooms, & large open area. Overlooking Park Avenue with phenomenal natural light. Landlord will provide full NBI using High-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • 4 Private Offices
  • 8th Floor, Ste 815
  • 2,727-4,937 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Space currently built nicely with Glass Conference Room, wet pantry, and Large open area. Landlord will provide full NBI using High-end creative finishes. Can be combined with Suite 817 for a total of 4,937 RSF. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • 1 Conference Room
  • Open Floor Plan Layout
  • 8th Floor, Ste 817
  • 2,210 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • Now

Raw space. Landlord will provide full NBI using High-end creative finishes. Can be combined with Suite 815 for a total of 4,937 RSF We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • 10th Floor, Ste 1001
  • 5,362 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • -
  • Now

Newly built space with 3 offices, 1 conference room, wet pantry, and open area. Furniture included. Overlooking Park Avenue with 3 sides of windows and phenomenal natural light. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • 3 Private Offices
  • Central Air Conditioning
  • 1 Conference Room
  • Kitchen
  • 10th Floor, Ste 1015
  • 3,557 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • 30 Days

Furnished Prebuild underway thoughtfully designed with high-end finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • After Hours HVAC Available
  • Central Air Conditioning
  • 11th Floor, Ste 1118
  • 1,433 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Space currently built with 2 glass fronted offices and open area. Landlord will provide full NBI or modify as needed. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • 5 Private Offices
  • Central Air Conditioning
  • 11th Floor, Ste 1120
  • 3,261 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Raw space. Landlord will provide full NBI using High-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • 5 Private Offices
  • Central Air Conditioning
  • 12th Floor, Ste 1214
  • 2,834 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Space currently in white box condition, all open with very high ceilings and great northern light. Landlord will provide full NBI. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Natural Light
  • Mostly Open Floor Plan Layout
  • Central Air Conditioning
  • Open-Plan
  • 12th Floor, Ste 1216
  • 2,955 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Space currently in white box condition, all open with very high ceilings and great northern light. Landlord will provide full NBI. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
  • Office intensive layout
  • 13th Floor, Ste 1310
  • 1,848 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Shell Space
  • Now

Space is white boxed with phenomenal light and views. Landlord will provide full NBI. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Space is in Excellent Condition
  • Open-Plan
  • Central Air Conditioning
  • 15th Floor, Ste 1500
  • 14,535 SF
  • Negotiable
  • Upon Request Upon Request Upon Request Upon Request
  • Office
  • Full Build-Out
  • Now

Currently built with mix of offices and open area. Landlord is planning to demolish and Whitebox. Phenomenal light and views with 4 exposures. Really special space. Landlord will provide full NBI using high-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, new common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition
Space Size Term Rental Rate Space Use Condition Available
3rd Floor, Ste 300 14,710 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Partial Build-Out Now
4th Floor, Ste 428 2,868 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office/Medical Full Build-Out January 01, 2026
6th Floor, Ste 601 7,851 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
6th Floor, Ste 615 1,343 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
6th Floor, Ste 621 2,459 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
8th Floor, Ste 801 4,461 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
8th Floor, Ste 815 2,727-4,937 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
8th Floor, Ste 817 2,210 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - Now
10th Floor, Ste 1001 5,362 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office - Now
10th Floor, Ste 1015 3,557 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out 30 Days
11th Floor, Ste 1118 1,433 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
11th Floor, Ste 1120 3,261 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
12th Floor, Ste 1214 2,834 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
12th Floor, Ste 1216 2,955 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now
13th Floor, Ste 1310 1,848 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Shell Space Now
15th Floor, Ste 1500 14,535 SF Negotiable Upon Request Upon Request Upon Request Upon Request Office Full Build-Out Now

3rd Floor, Ste 300

Size
14,710 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Partial Build-Out
Available
Now

4th Floor, Ste 428

Size
2,868 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office/Medical
Condition
Full Build-Out
Available
January 01, 2026

6th Floor, Ste 601

Size
7,851 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

6th Floor, Ste 615

Size
1,343 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

6th Floor, Ste 621

Size
2,459 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

8th Floor, Ste 801

Size
4,461 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

8th Floor, Ste 815

Size
2,727-4,937 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

8th Floor, Ste 817

Size
2,210 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
Now

10th Floor, Ste 1001

Size
5,362 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
-
Available
Now

10th Floor, Ste 1015

Size
3,557 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
30 Days

11th Floor, Ste 1118

Size
1,433 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

11th Floor, Ste 1120

Size
3,261 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

12th Floor, Ste 1214

Size
2,834 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

12th Floor, Ste 1216

Size
2,955 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

13th Floor, Ste 1310

Size
1,848 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Shell Space
Available
Now

15th Floor, Ste 1500

Size
14,535 SF
Term
Negotiable
Rental Rate
Upon Request Upon Request Upon Request Upon Request
Space Use
Office
Condition
Full Build-Out
Available
Now

3rd Floor, Ste 300

Size 14,710 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Partial Build-Out
Available Now

Whiteboxed Space.

  • Partially Built-Out as Standard Office
  • Open Floor Plan Layout
  • Space is in Excellent Condition
  • Exposed Ceiling
  • Open-Plan

4th Floor, Ste 428

Size 2,868 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office/Medical
Condition Full Build-Out
Available January 01, 2026

Space is currently raw with great southern exposure & a lot of natural light. Landlord will build to suit using High-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition

6th Floor, Ste 601

Size 7,851 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Incredible prebuild underway, with mix of offices, meeting rooms, large open area, and collaborative pantry. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 3 Private Offices
  • 1 Conference Room

6th Floor, Ste 615

Size 1,343 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Raw space. Landlord will provide full NBI using high-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 3 Private Offices
  • 1 Conference Room
  • Central Air Conditioning
  • Reception Area

6th Floor, Ste 621

Size 2,459 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Raw space. Landlord will provide full NBI using high-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • 2 Private Offices
  • 1 Conference Room
  • Space is in Excellent Condition

8th Floor, Ste 801

Size 4,461 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Space is currently built with mix of offices, conference rooms, & large open area. Overlooking Park Avenue with phenomenal natural light. Landlord will provide full NBI using High-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • 4 Private Offices
  • Space is in Excellent Condition

8th Floor, Ste 815

Size 2,727-4,937 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Space currently built nicely with Glass Conference Room, wet pantry, and Large open area. Landlord will provide full NBI using High-end creative finishes. Can be combined with Suite 817 for a total of 4,937 RSF. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Open Floor Plan Layout
  • 1 Conference Room

8th Floor, Ste 817

Size 2,210 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available Now

Raw space. Landlord will provide full NBI using High-end creative finishes. Can be combined with Suite 815 for a total of 4,937 RSF We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

10th Floor, Ste 1001

Size 5,362 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition -
Available Now

Newly built space with 3 offices, 1 conference room, wet pantry, and open area. Furniture included. Overlooking Park Avenue with 3 sides of windows and phenomenal natural light. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • 3 Private Offices
  • 1 Conference Room
  • Central Air Conditioning
  • Kitchen

10th Floor, Ste 1015

Size 3,557 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available 30 Days

Furnished Prebuild underway thoughtfully designed with high-end finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Central Air Conditioning
  • After Hours HVAC Available

11th Floor, Ste 1118

Size 1,433 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Space currently built with 2 glass fronted offices and open area. Landlord will provide full NBI or modify as needed. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • 5 Private Offices
  • Space is in Excellent Condition
  • Central Air Conditioning

11th Floor, Ste 1120

Size 3,261 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Raw space. Landlord will provide full NBI using High-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • 5 Private Offices
  • Space is in Excellent Condition
  • Central Air Conditioning

12th Floor, Ste 1214

Size 2,834 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Space currently in white box condition, all open with very high ceilings and great northern light. Landlord will provide full NBI. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Mostly Open Floor Plan Layout
  • Space is in Excellent Condition
  • Central Air Conditioning
  • Natural Light
  • Open-Plan

12th Floor, Ste 1216

Size 2,955 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Space currently in white box condition, all open with very high ceilings and great northern light. Landlord will provide full NBI. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Office intensive layout
  • Space is in Excellent Condition

13th Floor, Ste 1310

Size 1,848 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Shell Space
Available Now

Space is white boxed with phenomenal light and views. Landlord will provide full NBI. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, common areas, bathrooms, etc.

  • Space is in Excellent Condition
  • Central Air Conditioning
  • Open-Plan

15th Floor, Ste 1500

Size 14,535 SF
Term Negotiable
Rental Rate Upon Request
Space Use Office
Condition Full Build-Out
Available Now

Currently built with mix of offices and open area. Landlord is planning to demolish and Whitebox. Phenomenal light and views with 4 exposures. Really special space. Landlord will provide full NBI using high-end creative finishes. We are working with COOKFOX on an Amenity Center, lobby renovation, elevator cab upgrades, new common areas, bathrooms, etc.

  • Fully Built-Out as Standard Office
  • Space is in Excellent Condition

PROPERTY OVERVIEW

Owned and operated by ATCO, 381 Park Avenue South is a 17 floor (16 plus PH), 228,000+ SF commercial office building located on Park Avenue South between 27th and 26th Streets in Manhattan’s Flatiron District. This building was built in the early 1900’s, and reflects the architecture of classical buildings. Celebrating the beauty of old New York, the terracotta façade is filled with complex fan arches, fluted spandrels, sills, jambs, lintels, ornate columns, and decorative urns. The building offers excellent northern and western views allowing for sunny exposures and flexible floorplates.

  • Bus Line
  • Fitness Center
  • Metro/Subway

PROPERTY FACTS

Building Type
Office
Year Built
1910
Building Height
17 Stories
Building Size
244,000 SF
Building Class
B
Typical Floor Size
12,297 SF
Unfinished Ceiling Height
12’
Parking
Surface Parking
Covered Parking
Walk Score®
Walker's Paradise (100)
Transit Score®
Rider's Paradise (100)
Bike Score®
Biker's Paradise (90)
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: 26721026

  • Date on Market: 12/3/2025

  • Last Updated:

  • Address: 381 Park Ave S, New York, NY 10016

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