Australia’s data centre boom is no longer only a digital infrastructure story. As AI, cloud computing and connected urban services become embedded in everyday life, the physical infrastructure behind them is placing new pressure on Australia’s energy systems, urban planning frameworks and community expectations.
Data centres sit at the intersection of the digital and built environments. The services they support are often experienced invisibly through apps, automation, smart devices and real-time systems. Yet their physical footprint is very real, particularly as larger and more complex facilities are developed closer to the cities and communities they serve.
Unlike solar farms, which are typically better suited to remote areas with abundant land and strong solar exposure, data centres are most effective when they are close to end users. Proximity helps reduce latency, supports real-time data processing and improves the performance of the digital services people and businesses now rely on every day.
Data centre sites within cities are typically selected based on:
• Low-latency access for real-time digital services and AI-driven applications
• Energy availability, efficiency and long-term environmental impact
• Connectivity to IoT networks, telecommunications infrastructure and 5G services
• Data security, compliance and operational resilience requirements
The challenge is that these priorities increasingly need to be considered alongside another question: how can data centres support smarter cities without adding unsustainable pressure to the systems that keep those cities running?
Data, energy and connectivity: the backbone of modern cities
Smart cities depend on technology systems that are increasingly interconnected. Intelligent transport networks, renewable energy grids, sensor-based waste and water systems, digital healthcare platforms and connected buildings all rely on fast, resilient and secure data infrastructure.
In this context, data centres are not separate from the smart city conversation. They are one of its hidden foundations. The more cities depend on real-time digital services, the more important it becomes to design the supporting infrastructure responsibly, particularly in relation to energy use, cooling requirements, water consumption and grid impact.
For Australian capital cities, the issue is not whether data centres will continue to grow. They will. The more important question is whether future facilities can be planned and integrated in a way that strengthens urban resilience rather than simply adding another layer of demand.
Are data centres good corporate neighbours?
Community concern around data centres in urban neighbourhoods has become a recurring theme in media coverage. Residents and local stakeholders are increasingly asking how these facilities affect energy demand, water use, noise, cooling systems and the character of surrounding streetscapes.
Compared with some other industrial facilities, data centres can be relatively low impact in terms of traffic and direct emissions. However, their energy and cooling requirements are significant, particularly as AI workloads increase demand for high-density computing and more advanced thermal management.
This is where responsible design becomes critical. Future-ready data centres will need to demonstrate more than secure uptime. They will need to show how they improve efficiency, manage cooling impact, support renewable energy integration and, where possible, contribute positively to surrounding infrastructure and communities.
There is also a broader urban design question. As more facilities are developed in built-up areas, data centres should not be treated only as blank technical boxes. Better street presence, design integration and community-aware planning can help these assets sit more comfortably within the urban environments they support.
Future urban planning will need to balance digital growth with sustainability and quality of life. That requires closer collaboration between government, planners, data centre operators, energy providers and technology companies.
Getting energy solutions right
The May Federal Budget has allocated $14.2 billion towards maximising “consumer and community benefits of the energy transition”, reinforcing the scale of work required to strengthen Australia’s energy system, accelerate renewables and improve long-term energy resilience.
For the data centre sector, this creates both a challenge and an opportunity. Australia’s booming data centre industry could either accelerate the renewable energy transition or place additional pressure on an already constrained grid. Current sites already consume more than 2 per cent of Australia’s main grid electricity, with demand expected to grow rapidly.
The Climate Council has argued that without major investment in renewable energy and storage, growing electricity demand could prolong reliance on coal and gas. However, the sector could also help unlock new wind, solar and battery projects through long-term renewable energy agreements, cleaner infrastructure planning and stronger grid-aligned design.
This is the point industry leaders need to focus on. Data centres cannot be viewed only as large energy users. With the right energy architecture, they can become part of a broader infrastructure solution: supporting renewable investment, improving resilience and helping cities manage the next wave of digital demand.
Australia should follow the work being done in smart cities around the world by developing robust planning and regulatory frameworks that encourage future data centre builds to use energy and water efficiently, integrate renewable energy sources and strengthen regional energy systems rather than simply drawing from them.
Technology ecosystems need to talk to each other, just as their innovations do
As the boundaries between data infrastructure, energy infrastructure and urban infrastructure continue to blur, technology providers will need to think beyond individual products. The systems supporting smarter cities must be compatible, connected and designed to work together.
Delta is positioned across multiple critical technologies that support this transition, including data centre infrastructure, battery energy storage, telecommunications, electric vehicle charging and energy management solutions. This ecosystem view is important because the future of smart infrastructure will depend on how well these technologies communicate and operate together.
The same principle applies to industry collaboration. Data centre operators, energy leaders, technology providers, planners and major customers need more opportunities to discuss shared challenges around resilience, sustainability, grid impact and infrastructure design.
Delta’s upcoming Delta Connect event in Sydney on 23 July 2026 is designed to support this kind of conversation, bringing together customers, partners and industry leaders to explore how critical technologies can support Australia’s next phase of infrastructure development.
To find out more about Delta Connect 2026, talk to your Delta representative.
Further reading:
Submission: Infrastructure NSW Data Centres Consultation
The Climate Council
https://www.climatecouncil.org.au/resources/submission-infrastructure-nsw-data-centres-consultation/
Seizing the Opportunity to Do Data Centres Right
The Climate Council
https://www.climatecouncil.org.au/what-does-the-data-centre-boom-mean-for-australias-switch-to-renewables/
The Cost of the Cloud: Inside Australia’s Data Centre Boom
Sydney Morning Herald
https://www.smh.com.au/national/the-cost-of-the-cloud-inside-australia-s-data-centre-boom-20260223-p5o4n6.html
Big, Blank and Boring: Let’s Fix the Way We Build Data Centres
Hoyne
https://hoyne.com.au/news/big-blank-and-boring-lets-fix-the-way-we-build-data-centres/
How Smart Cities Are Influence Data Center [sic] Site Selection
datacenters.com
https://www.datacenters.com/news/how-smart-cities-are-influencing-data-center-site-selection
What The Federal Budget Means for the Energy Sector
Energy Magazine
https://www.energymagazine.com.au/what-the-federal-budget-means-for-the-energy-sector/