One South Dearborn

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One South Dearborn
One South Dearborn (left) is located directly north of the Inland Steel Building (right)
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General information
Type	Office
Location	1 S. Dearborn St. Chicago, Illinois United States
Coordinates	41°52′54″N 87°37′43″W / 41.88167°N 87.62861°W / 41.88167; -87.62861Coordinates: 41°52′54″N 87°37′43″W / 41.88167°N 87.62861°W / 41.88167; -87.62861
Current tenants	Sidley Austin LLP
Construction started	2003
Completed	2005
Height
Roof	571 ft (174 m)
Top floor	502 ft (153 m)
Technical details
Floor count	39
Floor area	249,326 m2 (2,683,720 sq ft)
Lifts/elevators	19
Design and construction
Architect	DeStefano Keating Partners
Developer	Hines
Structural engineer
Main contractor	Turner Construction Company

One South Dearborn is a 571 ft (174m) tall skyscraper in Chicago, Illinois. It was constructed from 2003 to 2005 and has 39 floors. DeStefano Keating Partners designed the building, which is the 59th tallest in Chicago.^{[citation needed]} An earlier proposal for the same site proposed a much taller 112-story building. The current anchor tenant is Sidley Austin LLP, which moved into One South Dearborn in November 2005 from Bank One Plaza.^[1]

See also[]

• List of tallest buildings in Chicago

References[]

This article includes a list of general references, but it remains largely unverified because it lacks sufficient corresponding inline citations. Please help to improve this article by introducing more precise citations. (December 2009) (Learn how and when to remove this template message)

• Emporis
• Skyscraperpage

External links[]

• Official website