Data Centers and Their Energy Consumption: Frequently Asked
In its simplest form, a data center is a physical facility that houses and runs large computer systems. U.S. data center
In its simplest form, a data center is a physical facility that houses and runs large computer systems. U.S. data center
As the world becomes increasingly digitalised, data centres and data transmission networks are emerging
Despite extreme variations in data center electricity predictions, there are ways local U.S. policymakers can prepare
Data Center Energy Consumption: How Much Energy Did/Do/Will They Eat? Plumes of steam rise above the cooling
Europe Data center supply grew year-over-year in Frankfurt, London, Amsterdam and Paris (FLAP) as providers work
The explosion in interest in generative artificial intelligence has resulted in an arms race to develop the technology,
These three complementary approaches of reaching global estimates for DC energy consumption based on different perspectives
In 2025, AI demand drove data centers toward on-site power, BESS, and nuclear options, while grid delays
Such estimates contribute to a conventional wisdom (5, 6) that as demand for data center
New IEA report explores AI''s growing energy footprint, options for meeting data centre power demand, and impacts
Hyperscale data centers account for approximately 40-45% of global data center energy
The electricity consumption of data centres is projected to more than double by 2030, according to a report from the
Electricity demand for data centers worldwide is projected to grow 26% in 2026, according to Gartner, Inc., a business
This report updates the 2024 Data Center Energy Usage Report (2024 Report) and estimates that data
U.S. electricity demand is projected to account for data center expansion and the rise of artificial intelligence (AI)
A bar chart comparing energy consumption between traditional and AI-enabled cloud data centers to illustrate the
Data centers accounted for around 50% of all electricity demand growth in the U.S. last year, according to the IEA, far
US data center power demand is forecast to surge from 31 GW in 2025 to 66 GW by 2027, driven by AI expansion,
This report, designed to meet that Congressional request, estimates historical data center electricity consumption back to 2014,
Electricity consumption by data centres, 2020-2035 - Chart and data by the International Energy Agency.
This report examines recent forecasts of demand growth in the U.S. electricity sector and claims about the potential impact of AI
How much electricity do data centers use in each state? This table ranks all states by annual data center power
Data centers accounted for 4% of total U.S. electricity use in 2024. Their energy demand is expected to more than
What are some potential concerns about water consumption by data centers? Which, if any, federal regulations cover
In the Annual Energy Outlook 2026 (AEO2026), our long-term outlook, we project electricity consumed by data center
With over 10,000 data centers worldwide—more than 5,000 of them located in the United States—and new facilities being built every
Over one-third of data centers are expected to use 100% onsite power by 2030 and developers increasingly expect permanent onsite
Explore data center energy consumption statistics and key trends. Learn efficiency benchmarks and insights shaping
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