“Data center electricity demand is growing at about 20% annually through the end of the decade, from roughly 4% of current U.S. electricity demand to 10%-12% by 2030.”
World's largest asset manager (BlackRock Infrastructure; figures based on McKinsey data and BlackRock calculations)
Page is undated on-site but was published around October 2025; BlackRock's own later 2026 Global Outlook work cites materially higher figures (15-20%+ of current US demand by 2030), so the firm's own estimates have since moved.