State profile
Data centers & battery storage in Illinois
16 tracked projects · 1,185 MW · 6 data centers, 10 battery (BESS) sites
Below is every data center and battery energy storage (BESS) project we track in Illinois, ranked by capacity. Battery projects are sourced from the federal EIA-860M inventory; data centers are hand-curated with a public source on each entry. See the methodology for details.
All Illinois projects
| Project | Operator | Type | Location | Capacity | Status | Year | Source |
|---|---|---|---|---|---|---|---|
| Meta DeKalb | Meta | Data center | DeKalb | 500 MW | Operating | 2023 | source ↗ |
| Meadow Springs Renewable Energy (Hybrid) | Vesper Energy Development LLC | BESS | White | 150 MW | Planned | 2026 | source ↗ |
| Digital Realty Lakeside (350 E Cermak) | Digital Realty | Data center | Chicago | 100 MW | Operating | 1999 | source ↗ |
| Stoney Creek BESS | Energy Vault | BESS | Ford County | 100 MW | Under construction | 2026 | source ↗ |
| Digital Realty Northlake | Digital Realty | Data center | Northlake | 65 MW | Operating | 2017 | source ↗ |
| CyrusOne Aurora | CyrusOne | Data center | Aurora | 60 MW | Operating | 2015 | source ↗ |
| Equinix CH4 Chicago | Equinix | Data center | Chicago | 40 MW | Operating | 2017 | source ↗ |
| Mulligan Solar, LLC | Mulligan Solar | BESS | Logan | 40 MW | Planned | 2027 | source ↗ |
| Grand Ridge Battery Projects | Invenergy Services LLC | BESS | LaSalle | 36 MW | Operating | 2013 | source ↗ |
| Equinix CH3 Chicago | Equinix | Data center | Elk Grove Village | 28 MW | Operating | 2014 | source ↗ |
| FPL Energy Illinois Wind LLC Hybrid | FPL Energy Illinois Wind LLC | BESS | DeKalb | 20 MW | Operating | 2014 | source ↗ |
| McHenry Battery Storage | McHenry Battery Storage | BESS | McHenry | 20 MW | Operating | 2016 | source ↗ |
| Marengo Battery Storage LLC | Marengo Battery Storage LLC | BESS | McHenry | 20 MW | Operating | 2018 | source ↗ |
| Coffeen Solar BESS | Vistra Corp | BESS | Montgomery | 2 MW | Operating | 2024 | source ↗ |
| Baldwin Solar BESS | Vistra Corp | BESS | Randolph | 2 MW | Operating | 2024 | source ↗ |
| Newton Solar BESS LLC | Vistra Corp | BESS | Jasper | 2 MW | Under construction | 2026 | source ↗ |