71 South Wacker

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Height: Architectural 207.1 m / 679 ft
Height: Occupied 201 m / 659 ft
Height: To Tip 207.1 m / 679 ft
Floors Above Ground 48
Floors Below Ground 2
# of Elevators 35
Top Elevator Speed 6 m/s
Tower GFA 162,207 m² / 1,745,982 ft²


Official Name 71 South Wacker
Other Names Hyatt Center
Structure Type Building
Status Completed
Country United States
City Chicago
Street Address & Map 71 South Wacker Drive
Postal Code 60603
Building Function office
Structural Material composite
  • Core: Reinforced Concrete
  • Columns: Steel
  • Floor Spanning: Steel
Energy Label LEED Platinum
Construction Start 2002
Completion 2005
Official Website 71 South Wacker
Rankings Click arrows to view the next taller/shorter buildings
Regional Ranking #224 Tallest in North America
City Ranking #29 Tallest in Chicago

Companies Involved

Owner Irvine Company
Design Pei Cobb Freed & Partners
Architect of Record A. Epstein and Sons International
Structural Engineer
Design Halvorson and Partners
MEP Engineer
Design Environmental Systems Design, Inc.
Main Contractor Bovis Lend Lease
Other Consultant
• Cost AECOM
Façade Permasteelisa Group
• Landscape Peter Lindsay Schaudt Landscape Architecture, Inc.
• Lighting Renfro Design Group
Material Supplier
• Elevator KONE


Lynn S. Beedle Lifetime Achievement Award: A Lifetime's Work
7 Nov 2013 – Henry Cobb, Pei Cobb Freed & Partners

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