What is the largest data centre in Australia?

CDC Data Centres' Marsden Park campus in Sydney, when complete, will be the largest at 504MW. Currently the largest operating certified sites by power band are NEXTDC M2 and M3 in Melbourne and S3 in Sydney, all in the 20 to 100MW band.

How many HCF-certified strategic data centres are in Australia?

As of February 2026, there are 59 HCF Certified Strategic Facilities and Enclaves operating across Australia.

Top Data Centres in Australia: 2026 Directory and Market Overview | Australia Data Centre Index

Australia has 59 government approved, certified strategic data centre facilities operating across 9 cities in Austrlia as of February 2026. This directory overview covers the operators, cities, certified capacity bands and major infrastructure developments shaping Australia's data centre landscape in 2026, drawing on the latest research from Mandala Partners and CBRE.

Visit page