Spain's pension system faces sustainability questions as costs surge toward trillion-euro levels

In the run-up to Spain's elections, pension sustainability has become a central issue, with public outlays having risen 60% since 2018. The PSOE argues that indexing pensions to the consumer price index keeps the system viable, while the Partido Popular agrees on benefit increases but questions the system's long-term balance and signals forthcoming reforms. Vox adopts a more critical stance, and left-leaning parties advocate for even higher pensions.

The Ministry of Inclusion, Security Social and Migration's Integrass report warns that spending will triple by 2050 and exceed a trillion euros by 2070, driven by an aging population and the retirement of baby-boom cohorts. The AIReF acknowledges that the formal fiscal rule stays below a set GDP threshold but criticises its reliance on partial indicators and uncertain growth forecasts. State funding for pensions has surged, reaching nearly 48,000 million euros in 2025, despite recent reforms aimed at boosting employer and worker contributions. Experts from the Fundación de Estudios de Economía Aplicada (Fedea) call for deeper changes, including expanding the earnings calculation period, linking benefits to the Social Security’s financial health, and promoting private savings mechanisms.