05 ยท Supply & pipeline

What is in Australia's data centre development pipeline?

Australian data centres · as at 2026-09-21 · primer pages 27, 28 of 85

The announced pipeline is enormous, and must be discounted before use

The announced pipeline by operator, from the majors to the platform, joint-venture and regional entrants, including Firmus funded at 150 MW against a 1,600 MW 2028 target. Announced capacity is stated as announced, then discounted separately.

The announced pipeline is enormous, and must be discounted before use (phantom-demand lens on page 29)

9named projects on this page: 6 Sydney, 3 Melbourne
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD
~A$23.1bnstated capex, 6 of the 9 (inashanu tally)
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD
1,200 MWAirTrunk SYD4, Kemps Creek: largest single project
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD
504 MWCDC Marsden Park, scalable to ~1,000 MW
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD

Named projects under construction, approved or exhibited: part 1 of 2 (n/d = not disclosed)

Named projects under construction, approved or exhibited: part 1 of 2 (n/d = not disclosed). Source: ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD; Baxtel; The Good Builder (May 2026); iEnvironmental (Jun 2026); Troview (Jun 2026); Mingtiandi; W.Media. As at 21 Sep 2026.
ProjectMetroMWCapex (A$)Status (Sep 2026)
AirTrunk SYD4, Mamre Rd/Kemps CreekSydneyup to 1,200~5bn (est.)SSDA exhibited; seeking ~$4.3bn construction debt
AirTrunk SYD3 expansion, HuntingwoodSydney400n/dOperating/expanding: AU's largest operating campus
AirTrunk MEL2Melbourne NW354+5bn+Site acquired Dec 2025; opening targeted 2H 2027
NEXTDC S7 (OpenAI MoU)Eastern Creek, Sydney612 (550 announced)7bnSSD assessment; Phase 1 target H2 2027; land $353m
NEXTDC S4Horsley Park, Sydney~300n/d250 MW record contract signed; early works
NEXTDC M4Fishermans Bend, Melbournen/d2bnCommitted; liquid-cooled AI factory
CDC Marsden ParkSydney NW504 (~1,000 scalable)3.1bnSSD approved Nov 2025; >200 MW underway
CDC Eastern Creek EC5/6Sydney108 (IT)1bnUnder construction
CDC Laverton C1+C2Melbourne west450 (150 first campus)n/dFirst campus UC since Feb 2025; CDC's A$2.7bn is its construction-phase economic-impact estimate

Beyond the majors: platform, JV and regional entrants, led by Firmus, funded at 150 MW against a 1,600 MW 2028 target

15further named projects; 24 across pages 27-28 (inashanu tally)
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD
150 MWFirmus Southgate funded and contracted; 1,600 MW is a 2028 target
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD
720 MWKeppel Hazelwood, Latrobe Valley: brownfield power site
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD
11 of 15in Greater Sydney or Melbourne (inashanu count)
ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD
Named projects under construction, approved or exhibited: part 2 of 2. Source: ITK Research top-10 UC (May 2026); NSW Planning Portal; DCD; Baxtel; The Good Builder (May 2026); iEnvironmental (Jun 2026); Troview (Jun 2026); Mingtiandi; W.Media. As at 21 Sep 2026.
ProjectMetroMWCapex (A$)Status (Sep 2026)
Stack MEL02Truganina, Melbourne252part of $1.3bn green loanShell complete late 2025
Stack MEL01 C+DTruganina, Melbourne108as aboveTopped out Nov 2025
Stockland/EdgeConneX JVWetherill Park, Sydney160n/dJV Mar 2026; under construction
ISPT Kemps CreekSydneyup to 1,0005bnAnnounced
Goodman SYD01Sydney90n/dCommenced 1H26
Goodman 'Project Atlas'Eastern Creek, Sydney~500up to 5bnSEARS filed
Macquarie DC IC3 Super WestMacquarie Park, Sydney63350mConstruction since Jun 2024
Microsoft Azure Melbourne regionMelbourne48 to 150part of A$25bn programOpened Jul 2025
Firmus Southgate (TAS + mainland)Multi-metro150 funded (1,600 by 2028)>4.5bn (MEL ph.1)MEL phase 1 UC; US$10bn debt facility
Keppel HazelwoodLatrobe Valley, VIC720n/dProposed, brownfield power site
GreenSquareDC SYD1Norwest, Sydney1101.2bnAnnounced; AI-ready
Stack Horsley ParkSydney4503.7bnApplication lodged
Project MeridienBroome, WA1,000n/dProposed
DigiCo SYD1 upgradeUltimo, Sydney26 to 88n/d15 of 20 MW upgrade complete May 2026
Anthropic lease, Western Downs hubDalby, QLDn/d~30-32bn (hub)Lease signed 16 Sep 2026; hub online from 2027

n/d = not disclosed. Stages across pages 27-28 run from operating to proposed; the following page screens this pipeline for deliverability: power, contract, funding and planning. Where a source publishes a target larger than the funded or approved figure, the MW column carries the smaller one: Firmus Southgate enters at its 150 MW Melbourne phase, and the 1,450 MW balance of the 1,600 MW 2028 target sits outside every pipeline total, entering the bull case alone (workbook Metro_Capacity, cell B48). Two rows across these pages disclose no megawatts and add nothing to either pool.

Sources

  1. ITK Research top-10 UC, as at May 2026
  2. NSW Planning Portal
  3. DCD
  4. Baxtel
  5. The Good Builder, as at May 2026
  6. iEnvironmental, as at Jun 2026
  7. Troview, as at Jun 2026
  8. Mingtiandi
  9. W.Media
  10. company releases

Related

The full primer is published as an 85-page PDF (download) with the underlying market model as a workbook (download).

This page is one of 30 in Australian data centres: the research, indexed by the question each one answers, with the four pages where the published sources disagree set first.

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