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.
Super League (China) is the youngest of the lot — average age: 28.97.
| League | Average age | Player-seasons |
|---|---|---|
| 1. Super League China | 28.97 | 35,700 |
| 2. Serie A Brazil | 28.56 | 43,000 |
| 3. CONMEBOL Libertadores International | 28.52 | 81,400 |
| 4. CONMEBOL Sudamericana International | 28.21 | 93,600 |
| 5. AFC Champions League Elite International | 28.17 | 52,700 |
| 6. J1 League Japan | 28.01 | 47,300 |
| 7. Super League 1 Greece | 27.93 | 27,200 |
| 8. CONCACAF Champions League International | 27.88 | 32,900 |
| 9. UEFA Europa Conference League International | 27.66 | 106,400 |
| 10. Liga I Romania | 27.63 | 24,500 |
| 11. Pro League Saudi Arabia | 27.61 | 37,500 |
| 12. Major League Soccer United States | 27.57 | 47,100 |
| 13. K League 1 South Korea | 27.51 | 31,100 |
| 14. Süper Lig Türkiye | 27.34 | 33,300 |
| 15. Serie A Italy | 27.29 | 30,400 |
| 16. La Liga Spain | 27.25 | 37,100 |
| 17. UEFA Europa League International | 27.24 | 54,100 |
| 18. UEFA Champions League International | 27.19 | 72,000 |
| 19. Bundesliga Germany | 27.17 | 26,500 |
| 20. Premiership Scotland | 27.12 | 18,400 |
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.