250 West 55th Street

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Height: Architectural 183.4 m / 602 ft
Height: Occupied 166 m / 544 ft
Height: To Tip 184.5 m / 605 ft
Floors Above Ground 40
Floors Below Ground 2
# of Elevators 24
Top Elevator Speed 7.1 m/s
Tower GFA 79,138 m² / 851,834 ft²


Official Name 250 West 55th Street
Structure Type Building
Status Completed
Country United States
City New York City
Street Address & Map 250 West 55th Street
Postal Code 10019
Building Function office
Structural Material steel
Construction Start 2008
Completion 2013
Rankings Click arrows to view the next taller/shorter buildings
Regional Ranking #396 Tallest in North America

Companies Involved

Owner/Developer Boston Properties, Inc.
Design Skidmore, Owings & Merrill LLP
Structural Engineer
• (not specified) Arup
MEP Engineer
• (not specified) Cosentini Associates
Main Contractor Turner Construction Company
Other Consultant
Façade Enclos Corp.
• Vertical Transportation thyssenkrupp
Material Supplier
• Steel Owen Steel Company Inc.

CTBUH Initiatives

Second CTBUH Damping Research Meeting
26 Oct 2015 – Event Report

Research Papers

The Damped Outrigger - Design and Implementation
Mar 2016 – International Journal of High-Rise Buildings Volume 5 Number 1

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