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One South Dearborn facts for kids

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One South Dearborn
2006-03-30 1760x2640 chicago 1 south dearborn.jpg
One South Dearborn (left) is located directly north of the Inland Steel Building (right)
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; -87.62861
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 Halvorson and Partners
Main contractor Turner Construction Company

One South Dearborn is a super tall office building in Chicago, Illinois. It stands 571 feet (174 meters) high! This amazing skyscraper has 39 floors. It was built between 2003 and 2005.

About One South Dearborn

One South Dearborn is one of the many impressive buildings in the city of Chicago. It's a very important building for businesses. It helps make the Chicago skyline look so cool!

Building Design and Features

The building was designed by a company called DeStefano Keating Partners. They made sure it looked modern and worked well for offices. It has 39 floors, which means lots of space for different companies. There are also 19 elevators to help people get around quickly.

Who Works There?

The main company that uses One South Dearborn is called Sidley Austin LLP. They are a big law firm. They moved into the building in November 2005. Many other businesses also have offices inside.

Location in Chicago

One South Dearborn is located right in the heart of downtown Chicago. Its address is 1 South Dearborn Street. This spot is easy to get to and close to many other famous Chicago landmarks.

Green Building Efforts

One South Dearborn is special because it's a "green" building. It has a special award called Leadership in Energy and Environmental Design (LEED) basic silver certification. This means it was built and operates in a way that is good for the environment. It uses less energy and water, which helps protect our planet.

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