global data center electricity demand by 2030 (~485 TWh in 2025); ~3% of global electricity
~950 TWhforecast
| Value kind | forecast — Forecasts are time-bound outlooks, not specifications; test decisions across plausible scenarios. |
|---|---|
| As of | 2026-04 |
| Source | IEA, Key Questions on Energy and AI (Apr 2026) |
| Review | checking…review by 2026-10-04 · standard cadence |
| Recorded changes | last 2026-07-01 · 3 revisions tracked |
| Claim id | global-data-center-electricity-demand-by-2030 |
Where the guide uses it
- 16.1 The Power-Bound Era: Why the Bottleneck Moved to the Substation
- D Numbers Provenance & Forecast Register
← Full numbers register — every date-stamped figure in the guide, with revision history.