Which leagues field the youngest players?
Average age of the players who actually appeared, season by season. A young league is usually a selling one.
Copa Libertadores (International) is the youngest of the lot: 28,67 years on average.
| League | Average age | Player-seasons |
|---|---|---|
| 1. Copa Libertadores International | 28.67 | 92 200 |
| 2. Super League Chine | 28.32 | 39 800 |
| 3. championnat du Japon de football Japon | 28.26 | 50 800 |
| 4. Championnat d'Arabie saoudite de football Arabie saoudite | 28 | 32 200 |
| 5. Copa Sudamericana International | 27.96 | 104 500 |
| 6. championnat de Grèce de football Grèce | 27.94 | 24 800 |
| 7. Serie A Brésil | 27.92 | 56 500 |
| 8. championnat de Corée du Sud de football Corée du Sud | 27.9 | 31 700 |
| 9. Ligue des champions de la CONCACAF International | 27.28 | 31 700 |
| 10. championnat de Roumanie de football Roumanie | 27.2 | 17 800 |
| 11. Liga Profesional Argentina Argentine | 27.18 | 80 500 |
| 12. Coupe du monde de football International | 26.96 | 6 900 |
| 13. championnat de Turquie de football Turquie | 26.95 | 36 300 |
| 14. Ligue des champions de l'UEFA International | 26.93 | 56 600 |
| 15. championnat de Pologne de football Pologne | 26.7 | 36 800 |
| 16. championnat du Mexique de football Mexique | 26.7 | 38 400 |
| 17. Super Liga Serbie | 26.68 | 25 300 |
| 18. championnat d'Espagne de football Espagne | 26.49 | 39 600 |
| 19. Ligue Conférence de l'UEFA International | 26.49 | 99 600 |
| 20. championnat d'Espagne de football de deuxième division Espagne | 26.46 | 39 800 |
Showing the major competitions. Include every competition
Age is taken from the year of birth against the season played, not from the profile — that carries the age today, which for an old season would be a decade out. Only players with an appearance count.