Datacentres using 6% of electricity supply in UK and US, research says
consumption level of national grids,” the IDCA research concludes.
In early 2025, the UK government [estimated](https://researchbriefings.files.parliament.uk/documents/CBP-10315/CBP-10315.pdf) UK datacentres used 2.5% of electricity, but predicted this would increase fourfold