Data center conversion at 300 West Adams Street (Chicago Loop)
The owner of a landmark Loop office building wants to turn its lower floors into a data center. A city landmarks committee approved it in August 2026; more city reviews are needed.
Where things stand: A Chicago Landmarks committee approved the plan in Aug. 2026; the full Landmarks Commission still has to review it.
🕒 Latest update (Aug 6, 2026): The Landmarks Commission's permit review committee approved turning the lower half of the building into a data center, despite pushback from a preservation group.
What we know
- 📍 Where300 W. Adams St. (12-story landmark office building), Chicago, Cook County
- 🏢 CompanyIgor Gabal (with Strategic Value Partners)
❓ Still unanswered
Nobody has answered these in public yet. Can you help find out?
- How many megawatts would the data center use? 🙋 I'll find out
- Will there be diesel backup generators in the building? 🙋 I'll find out
- When will the full Landmarks Commission vote? 🙋 I'll find out
What happened so far
- Aug 6, 2026The Landmarks Commission's permit review committee approved turning the lower half of the building into a data center, despite pushback from a preservation group.
Local votes and rules
📌 Other
Mayor signed Executive Order 2026-5. It adds a review of power, water, backup generators, air pollution and noise for new data centers, and asks the city council to pass a temporary pause. Air and noise rules are due about November 9, 2026; a task force reports by March 15, 2027.
An aerial photo of the area.
Where this comes from
- Committee approves plan to convert part of 300 West Adams Street into data center · ABC7 Chicago · Aug 6, 2026
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