Data Centers in Wisconsin
Wisconsin has 5 data centers in the Bywatts database, across 2 cities, including Madison, Milwaukee.
5Data centers
2Cities
All 5 data centers in Wisconsin
| Data center | City | Operator |
|---|---|---|
| 324 E Wisconsin | Milwaukee | Wells Interconnection |
| 5Nines Data | Madison | 5Nines Data / Network222 |
| Network 222 | Madison | Fiore Companies |
| SupraNet Communications Madison | Madison | SupraNet Communications, Inc. |
| University of Wisconsin-Madison | Madison | University of Wisconsin-Madison |
Wisconsin at a glance
Wisconsin has 141 operating power plants (16.2 GW, led by Coal), 280 named substations, 5 data centers, 102 solar installers and 40 solar companies on Bywatts; retail electricity sales were 70.2 TWh in 2025 (EIA), up 2.2% over ten years.