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NSW · market

Data centres in Sydney

Australia's deepest data centre market, Macquarie Park's established cluster plus the fast-growing Western Sydney corridor around Eastern Creek and the Aerotropolis.

620 MW

operating capacity

410 MW

under construction

Macquarie Park & Western Sydney

primary sub-region

Indicative estimates · public sources

Market context

The Sydney market

Sydney is the country's primary data centre market and a major Asia-Pacific hub. Two clusters dominate: the mature Macquarie Park precinct in the north, dense with colocation and interconnection, and the Western Sydney corridor around Eastern Creek, Kemps Creek and the Aerotropolis, where land, zoning and large-load grid capacity are steering most new hyperscale build. International capacity and cloud demand land here first, which is why both operating capacity and the construction pipeline lead the nation (indicative). Sydney is Australia's largest data centre market and one of the Southern Hemisphere's biggest, with operators such as NEXTDC, Equinix Sydney, AirTrunk and CDC active across the metro. AI demand, the New South Wales government's digital agenda and rising data centre investment are pushing new megawatts toward Western Sydney, where developers weigh grid power, energy efficiency and recycled-water access alongside land.

18 known data centres in Sydney

Known existing facilities in the Sydney market, compiled from public operator records. Capacity is shown where the operator has published it.

NEXTDC S4 Sydney

Under construction

Sydney, NSW, Australia

NEXTDC S3 Sydney

Sydney, NSW, Australia

NEXTDC S2 Sydney

Sydney, NSW, Australia

DCI SYD01 Sydney

Sydney, NSW, Australia

DCI Data Centers 11 MW

NEXTDC S1 Sydney

Sydney, NSW, Australia

Equinix SY1 Sydney

Sydney, NSW, Australia

Equinix SY2 Sydney

Sydney, NSW, Australia

Equinix SY3 Sydney

Sydney, NSW, Australia

Equinix SY4 Sydney

Sydney, NSW, Australia

Equinix SY5 Sydney

Sydney, NSW, Australia

Equinix SY6 Sydney

Sydney, NSW, Australia

AirTrunk SYD1 Sydney West

Sydney, NSW, Australia

AirTrunk SYD2 Sydney North

Sydney, NSW, Australia

CDC Eastern Creek Campus

Sydney, NSW, Australia

CDC Data Centres

Macquarie Intellicentre 2 (IC2)

Sydney, NSW, Australia

Macquarie Technology

Macquarie Intellicentre 3 (IC3) Super West

Sydney, NSW, Australia

Macquarie Technology

NTT Sydney 1 Data Center

Sydney, NSW, Australia

NTT Global Data Centers

Global Switch Sydney

Sydney, NSW, Australia

Power · grid · water

What limits new data centre capacity in Sydney

Transmission headroom on Transgrid's 330 kV network around Western Sydney, not land, is the binding constraint on new Sydney capacity.

New large loads connect via Ausgrid, Endeavour Energy and Transgrid, with Western Sydney's transmission headroom a recurring constraint on how fast campuses can energise. Transgrid has reported data centre connection enquiries of about 14 GW within roughly 12 km of its Sydney West substation, and has warned that the existing 330 kV network around Western Sydney is close to fully committed, so new large loads increasingly have to fund network augmentation such as the proposed bulk supply point at Kemps Creek before they can connect. Sites pair grid connection with on-site backup and explore behind-the-meter options to bring capacity forward. Water for evaporative cooling is a live planning issue in the west, pushing newer designs toward air-cooled and closed-loop systems.

Indicative · compiled from public sources

The Sydney data centre pipeline

Planning, grid and tender activity in NSW, by build stage, tracked from public records. Site names and sources are available in the manually reviewed private access.

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Maturity funnel 37 signals

Pre-funding

0

Planning

0

Approved

9

Construction

0

Operational

5

Planning Approved

Planning Approved

Planning Approved

Planning Approved

Planning Approved

Operator news Operational

Stage and capacity band only. Site names and sources are available in the manually reviewed private access.

Operators with presence in Sydney

Operators with public-record presence in the Sydney market. Capacity figures are national (AU) footprint, not a Sydney-only number, and indicative.

AirTrunk Hyperscale

AU market profile

private · Blackstone

Goodman (Data Centres) Wholesale

AU market profile

ASX:GMG · Goodman Group

NEXTDC Colocation

AU market profile

Equinix (AU) Colocation

AU market profile

NASDAQ:EQIX · Equinix Inc.

NTT Global Data Centers Wholesale

AU market profile

TYO:9432 · NTT

Macquarie Technology Colocation

AU market profile

DCI Data Centers Wholesale

AU market profile

private · Brookfield

AU market profile

private · Macquarie Asset Management-led consortium

See all operators

Data centre asset classes in Sydney

The asset types most relevant to the Sydney market right now.

Operating data centres

Income-producing colocation, hyperscale and edge facilities trading on yield and covenant.

REITs · infra funds

AI data centre capacity

Capacity built to power and cool dense racks of accelerators, typically 50 to 150 kW per rack, with liquid cooling and a confirmed path to the power those racks demand.

Hyperscalers · operators

Powered land

Industrial-zoned land with secured or in-progress grid connection. The connection is the asset.

Developers · infra funds

Data centres in Sydney, answered

How many data centres are in Sydney?

Data Centre Axis tracks 18 known existing data centres in Sydney in its public directory, against roughly 620 MW of operating capacity and 410 MW under construction (indicative figures from public sources). That covers colocation, wholesale and hyperscale digital infrastructure. Planning and grid-stage projects are tracked privately and released to verified members.

What types of data centre are in Sydney?

The Sydney market spans colocation facilities, wholesale and hyperscale data centres, and a growing set of AI-ready sites built for high power density measured in megawatts. The mix of digital infrastructure and the available power differ site by site.

What is the largest data centre in Sydney?

Among the facilities we track publicly, NEXTDC S4 Sydney operated by NEXTDC is the largest by published capacity, at about 350 MW. It is one of several large data centre sites in the Sydney market; capacity is operator-published where available and indicative otherwise.

Which operators run data centres in Sydney?

Operators with public-record presence in the Sydney market include AirTrunk, Goodman (Data Centres), NEXTDC, Equinix (AU). See the operators directory for the full list and each operator's footprint.

How do I find, lease or buy data centre capacity in Sydney?

Data Centre Axis works privately with buyers, operators and funds to source Sydney sites, powered land and data centre capacity, and to assemble diligence from planning, grid, water and fibre records. Get verified to start a mandate.

Source or assess a site in Sydney.

The Site Finder indexes 683,150 land parcels across all 8 Australian jurisdictions, screened against published network capacity. NSW candidates are then weighed on land, power, environmental and servicing evidence.

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