“Data centers consumed about 4.4% of total U.S. electricity in 2023 and are expected to consume approximately 6.7% to 12% of total U.S. electricity by 2028; data center load growth has tripled over the past decade and is projected to double or triple by 2028 (176 TWh in 2023 rising to 325–580 TWh in 2028).”
2024 U.S. Data Center Energy Usage Report for the Department of Energy; lead author Arman Shehabi
Said Dec 20, 2024Deadline Dec 31, 2028U.S. Department of Energy press release / LBNL '2024 United States Data Center Energy Usage Report' (December 2024)
Target year 2028 is still in the future; LBNL's own 2025 update has since revised the trajectory upward (11.8% of U.S. electricity by 2030, 9.5–15.3% range).