AtlasArctic Circle, Luleå, SESara Pina Alves, Lilli Brändle, and Alexander Glattfelder

Northern Sweden is one of the most sparsely populated regions in Europe. While the municipality of Luleå has approximately 80,000 inhabitants, the surrounding region has a low population density. This spatial condition provides large areas of available land for infrastructure development. For hyperscale data centre campuses, which require extensive building complexes and technical infrastructure, such conditions are particularly advantageous.

The development of the data centre cluster in Luleå is shaped by multiple territorial conditions. At the European, national and municipal level, political frameworks support the development of digital infrastructure. At the same time, Northern Sweden provides a stable and renewable energy system based on hydropower. Together, governance structures and energy infrastructure create the foundation for the Node Pole data centre cluster.

Meta established its first European hyperscale data centre in Luleå in 2011. Since then, the campus has expanded into one of the largest digital infrastructures in Northern Europe. Although Luleå is located far from major European urban centres, the region provides several important conditions for hyperscale infrastructure.

One of the most important factors is the Arctic climate. Luleå has an average annual temperature of around two degrees Celsius, with long cold winters and relatively mild summers. These climatic conditions allow data centres to use outside air cooling for most of the year. As a result, the energy required for cooling systems is significantly reduced. In this context, the climate itself becomes part of the technical infrastructure of the data centre.

Data centre locations generally follow two different territorial strategies. In northern regions, hyperscale data centres benefit from cold climates, renewable energy sources, and large areas of available land. These facilities are often located in remote regions and focus on large-scale computing and storage.

In southern regions, data centres are typically located closer to major cities and digital users. These urban facilities provide lower latency and faster connections. However, due to warmer climates, cooling systems in these locations require significantly more energy. This contrast illustrates the growing spatial divide between energy-oriented hyperscale facilities in the north and user-oriented urban data centres in the south.

Another key factor shaping the data centre cluster is the regional energy landscape. Northern Sweden produces a large share of its electricity through hydropower generation. Several large dams along the Lule River generate renewable electricity that feeds into the national power grid.

Electricity generated in hydropower plants enters the Nordic electricity market and flows through the national transmission grid.
From there it is distributed through regional networks to large consumers such as steel plants, mining operations, or data centres.

The cold climate of Northern Sweden has a direct impact on the energy performance of data centres of the region. In most data centres located in warmer climatic zones, a large share of the total electricity demand is required for cooling systems. In some cases, cooling can account for up to thirty percent of the total energy consumption of the facility.

In contrast, the Meta data centre in Luleå uses outside air cooling, which allows servers to be cooled with cold Arctic air for most of the year. As a result, the energy required for cooling is significantly reduced. This improves the overall energy efficiency of the data centre and results in a much lower Power Usage Effectiveness (PUE) compared to many urban facilities.

The energy infrastructure of Northern Sweden was not originally developed for digital infrastructure. During the nineteenth century, rivers powered sawmills and early industrial production. In the twentieth century, large hydropower plants were constructed to support heavy industries, particularly steel production in Luleå.

Today the region is undergoing a significant transformation. The same energy infrastructures that once supported heavy industry now also enable hyperscale digital infrastructures. This transition illustrates how industrial energy landscapes can be repurposed for new forms of digital production.

Northern Sweden is currently experiencing a rapid increase in electricity demand. Several new industrial projects are being developed in the region, including battery production, green steel manufacturing, and electrified mining. These projects require large amounts of renewable electricity.

Together with hyperscale data centres, these emerging industries place increasing pressure on the regional electricity system. Different infrastructures now compete for access to renewable electricity. As a result, Northern Sweden is becoming an increasingly important energy territory within Europe.

The development of the data centre cluster in Luleå can be explained by several overlapping territorial conditions: The Arctic climate enables highly efficient cooling. Northern Sweden provides abundant renewable hydropower. The region also offers strong industrial energy infrastructure, reliable connectivity and large areas of available land. Together, these factors have transformed the Arctic Circle region into a strategic location for hyperscale data centres.