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1 data center project in Mount Prospect Village

Who decides here: the Village Board of Mount Prospect Village votes on zoning. The Cook County may review big projects too.

In Mount Prospect Village

Being built

CloudHQ data center campus at former United Airlines offices (Mount Prospect)

Mount Prospect, Cook County

50 acres

🕒 Oct 28, 2025: Village Board took up CloudHQ's request to change the plan to two three-story buildings,…

Reported in the news, not confirmed yet

Nearby (within 15 miles)

Approved, not built yetabout 3 miles away

Stream Data Centers campus (Landmeier Road area, Elk Grove Village)

Elk Grove Village, Cook County

🕒 2025: ComEd broke ground on a 260-megawatt substation for the Stream campus.

Reported in the news, not confirmed yet

Approved, not built yetabout 3 miles away

Nexstar data center campus at WGN radio transmitter site (Rohlwing Road)

Elk Grove Village, Cook County

🕒 Jan 2026: Village Board extended the deadline to start the first building to Sept. 30, 2027; the p…

Reported in the news, not confirmed yet

Being builtabout 4 miles away

TA Realty ORD01 data center (Elmhurst and Old Higgins roads)

Elk Grove Village, Cook County

47 acres

🕒 Oct 3, 2025: Demolition was underway to make way for the 47-acre data center campus.

Reported in the news, not confirmed yet

Being builtabout 7 miles away

CyrusOne data center campus (Bryn Mawr Avenue, Wood Dale)

Wood Dale, DuPage County

62 acres

🕒 May 2025: CyrusOne finished the frame of the first 18-megawatt building.

Reported in the news, not confirmed yet

Being builtabout 10 miles away

Compass Datacenters campus at former Sears headquarters (Hoffman Estates)

Hoffman Estates, Cook County

273 acres

🕒 Dec 2025: Village issued permits; walls for the first two data center buildings went up.

Stopped or cancelledabout 11 miles away

Plum Farms rezoning for possible data center (Higgins Road and Route 59)

Hoffman Estates, Cook County

186 acres

🕒 June 30, 2026: Landowner withdrew its rezoning request after more than 3,250 people signed a petition a…

Built & runningBeing builtApproved, not built yetProposedStopped or cancelled

What you can do

  1. Get told first.
    We'll email you if anything changes in Mount Prospect Village.
  2. Go to council meetings.
    Anyone can speak. Big projects usually need a public hearing.
  3. Ask questions in writing.
    Use our checklist.
📣 Report something here

🔔 Get told first

We'll email you when something changes in Mount Prospect Village. Nothing else.

⚡ Your electric company

Commonwealth Edison Co. (company).

Big data centers need a lot of power. Who pays for new power lines depends on state rules. See the rules in Illinois.

🙋 Open tasks here

  • Did the Village Board approve the October 2025 plan change?
  • How much water will the campus use?
  • Which company will use the data centers?

How to help →