Cook County, IL: 1.2+ GW of existing data centers. 2.7+ GW in the pipeline.
- As of 1 Nov 2026
- 81 projects: 2 announced, 10 land & zoning, 12 under construction, 56 operating, 1 withdrawn
We haven't yet searched Illinois for data center projects beyond the ones we track here.
At a glance · Calculated
Operating
1.2+ GW
56 projects
Under construction
1.2+ GW
12 projects
Planned
1.4+ GW
12 projects
Proposed projects; not all will be built.
Source: Grounded Compute, Cook County IL data centers, 1 Nov 2026. https://groundedcompute.com/us/illinois/cook-county
Map · Cook County
81 of 81 projects mapped · locations from our project list · as of 1 Nov 2026
County shading
- Under 500 MW
- 500–2,000 MW
- 2,000+ MW
Data center projects
- Planned
- Permitted
- Under construction
- Operating
- Withdrawn
Pin size: MW
MW: Cook and its neighbours
- Cook (this page)4.2+ GW
81 projects - DuPage787+ MW
29 projects - Lake1,000+ MW
2 projects - Kaneunder 100 MW
1 project - Will1,000+ MW
1 project
+ = at least.
Projects (81)
| Developer · address | Stage | MW range | Dates | ID |
|---|---|---|---|---|
| Digital Realty · 350 East Cermak Road, Chicago | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0001 |
| Digital Realty · 600-780 S Federal Street, Chicago | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0002 |
| Prime Data Centers · 1701 Midway Court, Elk Grove Village | Operating | 100–500 MWCampus total, counted once | Last change 31 Oct 2026 | IL-COO-0048 |
| Prime Data Centers · 1601 Midway Court, Elk Grove Village | Operating | 100–500 MWCampus total, counted once | Last change 31 Oct 2026 | IL-COO-0056 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0003 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0004 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0005 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0006 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0007 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0008 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0009 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0010 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0011 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0012 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0013 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0014 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0015 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0016 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0017 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0019 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0020 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0021 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0022 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0023 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0024 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0025 |
| Developer and address: in the paid file | Operating | MW not reported | First recorded 25 Oct 2026 | IL-COO-0027 |
| Developer and address: in the paid file | Operating | MW not reported | First recorded 25 Oct 2026 | IL-COO-0028 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0030 |
| Developer and address: in the paid file | Operating | MW not reported | First recorded 25 Oct 2026 | IL-COO-0031 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0032 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0033 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0034 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0035 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0036 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0037 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0038 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0039 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0040 |
| Developer and address: in the paid file | Operating | under 100 MW | First recorded 25 Oct 2026 | IL-COO-0041 |
| 41 more projects load as you scroll | ||||
77 more projects: names, developers and sources in the Illinois file →
The Illinois file: every tracked project, with its sources
- Illinois file: every project named, with developer and address
- MW, and source links on status and permit fields
- Excel workbook + CSV, refreshed monthly
Price set at launchIllinois · one named user · licences open soonJoin the waitlistFree sample county