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IEA Key Questions on Energy and AI · Executive summary

International Energy Agency2026-06-01EnglishOpen original

IEA executive summary stating 2025 data-centre electricity growth and the 2030 demand projection.

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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

Direct sourceOpen evidence record

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

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IEA Key Questions on Energy and AI

IEA analytical report updating data-centre electricity demand growth for 2025 and projections to 2030.

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undefined · Energy measurement

IEA: data-centre electricity demand grew 17% in 2025

The IEA’s Key Questions on Energy and AI executive summary reports 17% growth in data-centre electricity demand in 2025 and 50% growth for AI-focused centres, with a central projection near 950 TWh by 2030.