How much electricity do data centers use worldwide each year, in terawatt-hours?

Technology brutal Data from 2024

Guess before you scroll — the answer is below

Answer in terawatt-hours. Shorthand like 9m or 1.2bn works.

The answer

415 terawatt-hours

The IEA estimates data centres consumed about 415 TWh in 2024, roughly 1.5% of world electricity — comparable to the entire annual consumption of France. AI training and inference are the fastest-growing slice, and the IEA projects the total could roughly double by 2030.

Where this number comes from

Source International Energy Agency
Figure refers to 2024
Last checked
Unit terawatt-hours

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