In Spain's electricity landscape of 2025, over three quarters of consumption is powered by low-carbon sources. Among these, solar, wind, and nuclear energy contribute significantly, accounting for more than half of the total electricity provided. Solar energy alone provides a bit over a fifth, while both wind and nuclear sources are remarkably close to each other, each providing about a fifth as well. Hydropower rounds out the clean energy mix, offering over one tenth of the electricity consumed. On the fossil front, approximately a quarter of the electricity comes from such sources, with gas being the dominant fossil fuel at about one fifth, while oil and biofuels account for much smaller portions.
Data sources used on this page include IEA and World Bank. More about data sources →
Is Electricity Growing in Spain?
Despite a global push for cleaner and more efficient energy use, Spain's overall electricity consumption in 2025 has decreased compared to its historical peak. The electricity consumption per person stands at 6025 kWh, a decline of 761 kWh from the record high in 2008. However, there is a silver lining; low-carbon electricity generation per person has slightly increased, achieving a new record of 4527 kWh in 2025, a modest rise from 2024. This pivotal shift emphasizes a growing commitment to sustainable practices, even as overall consumption faces a downward trend.
Suggestions
To further fortify Spain's low-carbon arsenal, expanding existing nuclear, wind, and solar capabilities can be highly effective. Drawing inspiration from regions such as France and Slovakia, where nuclear energy contributes substantially to their electricity, Spain can boost its nuclear output. Likewise, Denmark and Iowa's impressive wind energy figures indicate a path forward for bolstering wind energy contributions. Solar energy, although already a substantial part of Spain's clean energy ethos, can benefit from strategic growth, akin to Nevada's notable solar advancements. Observing such successful models can aid Spain in ensuring a robust, low-carbon, and future-ready electricity supply.
History
Historically, Spain has experienced various shifts in its low-carbon electricity production, particularly during the late 20th and early 21st centuries. From the late 1970s to the early 2000s, hydropower saw a notable fluctuation, with several significant annual increases and declines in generation, reflecting the variability in water availability and technical capacity at the time. The nuclear sector marked a breakthrough in the mid-1980s, contributing significantly to the clean energy supply, a critical step toward diversifying the energy mix. A notable recent triumph was in 2023 with solar energy, which saw a considerable increase of 12.7 TWh, positioning Spain well for future solar expansion. These developments underscore both the challenges and successes in achieving a sustainable electricity landscape.
