Marysville Data Center Plan Hits $1b, Power Race
What Is the AWS Marysville Data Center (Project Cosmos)? Where the next wave of AWS physical infrastructure is slated to land in Union County. Project Cosmos is the planned Amazon Web Services data center campus at 14684 Industrial Parkway in the Marysville Innovation Park . It sits in Marysville, Ohio, about 30 miles northwest of Columbus, within AWS us-east-2. Definition Records describe a planned campus operated by Amazon Web Services of Seattle. It reached permitted status on March 10, 2025. Utilities nationally are racing to fund grid upgrades as AI workloads drive sharply higher power demand. Priorities The site spans over 55 acres along Route 33 near Contract Building Components and Nissin Transport. Plans call for two data centers totaling 500,000 square feet. Planning typically centers on controlled access, security features, and redundant network connectivity that can withstand regional demand shocks. A reinvestment area agreement grants a 30 year, 100 percent property ta...