Every tracked AI data center project, grouped by build status. Operational, under construction, announced, and permitted, with developer, tenant, capacity, and cost details.
As cited in Newsweek: “Map Shows States Where Biggest Data Centers Are Being Built” (October 2026).
Data Center Index, "Data center projects in Ohio," https://datacenterindex.ai/projects?state=OH (accessed October 29, 2026).
48 campuses, 15.2 GW in total, 1.1 GW of it estimated. The list also shows 11 more entries (phases, power assets, programs or paused projects) that the total leaves out.