IEA Key Questions on Energy and AI · Executive summary
IEA executive summary stating 2025 data-centre electricity growth and the 2030 demand projection.
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International Energy Agency
Intergovernmental energy analysis including data-centre and AI electricity demand.
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IEA reports data-centre electricity demand grew 17% in 2025
The IEA executive summary states global data-centre electricity demand grew 17% in 2025 and AI-focused centres grew 50%.
The global electricity demand of data centres – the critical infrastructure for training and running AI models – grew by 17% in 2025, in line with IEA projections. Electricity consumption from AI-focused data centres grew even faster, surging 50% in 2025.International Energy Agency · IEA Key Questions on Energy and AI · Executive summary
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IEA projects data-centre electricity near 950 TWh by 2030
The IEA central projection roughly doubles data-centre electricity from 485 TWh in 2025 to 950 TWh in 2030.
Our updated projections see electricity consumption from data centres roughly doubling from 485 TWh in 2025 to 950 TWh in 2030, accounting for around 3% of global electricity demand by that date.International Energy Agency · IEA Key Questions on Energy and AI · Executive summary