The public health insurance coverage in Spain stood at 47.75 million persons in 2023. Since 2018, the actual data has shown a steady, though modest, annual increase with a notable spike in growth in 2020 at 0.84%. The year-on-year growth in 2021 and 2022 remained relatively flat, rising again in 2023 to 0.67%. Over the last five years, the Compound Annual Growth Rate (CAGR) averaged at 0.46%. The forecast from 2024 points to a continued growth trajectory, reaching 49.28 million persons by 2028, with a forecasted 5-year CAGR of 0.5% and a total growth rate of 2.54% from 2023.

Future trends to watch for include:

The impact of demographic changes, such as an aging population, on public health insurance enrolment.
Government policies and funding allocations which could affect public health insurance coverage rates.
The role of technological advancements in healthcare that may influence the demand for public health insurance.