Promotion and relegation (pre-season) A total of twenty teams contest the league, including seventeen sides from the
2024–25 season and three promoted from the
2024–25 Segunda División. This includes the two top teams from the Segunda División, and the winners of the
promotion play-offs. ;Teams relegated to Segunda División The first team to be relegated from La Liga were
Valladolid, after a 1–5 loss to
Real Betis on 25 April 2025, after only a single season stay in the top tier. The second team to be relegated was
Las Palmas, after a 0–1 loss to
Sevilla on 14 May 2025, after two seasons in the top tier. The third and final team relegated to Segunda was
Leganés, after just one season in the top tier, after
Espanyol managed to survive by beating Las Palmas on the last matchday, ;Teams promoted from Segunda División On 25 May 2025,
Levante became the first side to mathematically be promoted, assured of a return to the top flight after a three-year absence following a 3–2 victory against
Burgos.
Elche became the second team to be promoted on the last day after defeating
Deportivo La Coruña 4–0, returning after a two-year absence. The final team promoted was
Oviedo after overcoming
Mirandés 3–2 on aggregate in the promotion play-off final on 21 June to return to the top division after a twenty four-year absence.
Stadiums and locations ;Notes
Personnel and sponsorship Managerial changes ==League table==