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AEMO Forecasts Australia's Grid Power Use to Nearly Double by 2050 on Data Center Demand

June 24, 2026 at 20:03 EDT

Infra & Chips
Policy & Regulation

Australia's grid operator AEMO (Australian Energy Market Operator) has released its latest long-term road map projecting that surging data center electricity demand, driven by the spread of AI, will nearly double total power consumption on the country's main grid, the National Electricity Market (NEM), by 2050.

2026 Integrated System Plan · AEMO

Data Centres Set to Reshape Australia's Power Grid

AEMO projects AI and cloud demand will push data centres to about 10% of the main grid (NEM) by 2050 — roughly four times today's level — as total electricity use nearly doubles.

~25%

annual growth in data-centre power use

162

facilities today, mostly in Sydney & Melbourne

5.4GW

connection pipeline (11 large projects, Mar 2026)

Projected data-centre consumption on the NEM

Annual electricity use (TWh) · share of NEM demand

~4.3 TWh

≈2%

2024-25

~12 TWh

≈6%

2030

~34 TWh

≈10-12%

2050

Nearly 8× growth from today to 2050 — making data centres one of the grid's fastest-growing loads.

Opportunity

PPAs can spur new generation and batteries, accelerating the transition. NSW earmarked 15 projects worth A$51.9bn for priority support (Mar 2026).

Risk

"Phantom demand" — about 5 of every 6 connection requests may never materialise, with real demand near 6GW. Plus congestion, a ~26% NSW price rise and water use.

Grid stability challenge

Inverter-based loads behave unlike conventional rotating machinery — prompting tighter technical standards.

1,500MW

load loss destabilised Virginia's grid, July 2024

~2 yrs

typical grid connection process

2034-35

most coal plants set to retire

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