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 (Cina) is the youngest of the lot: 28,73 years on average.
| League | Average age | Player-seasons |
|---|---|---|
| 1. Super League Cina | 28.73 | 112.600 |
| 2. Coppa Libertadores Internazionale | 28.35 | 249.300 |
| 3. Thai League 1 Thailandia | 28.33 | 79.200 |
| 4. Copa Do Brasil Brasile | 28.33 | 298.000 |
| 5. J1 League Giappone | 28.29 | 185.500 |
| 6. Copa Verde Brasile | 28.18 | 73.800 |
| 7. Paulista - A1 Brasile | 28.13 | 89.900 |
| 8. campionato mondiale di calcio Internazionale | 28.12 | 41.500 |
| 9. Primera División Perù | 28.01 | 133.600 |
| 10. Carioca - 1 Brasile | 27.99 | 64.500 |
| 11. AFC Champions League Internazionale | 27.98 | 104.600 |
| 12. Serie C Brasile | 27.96 | 76.600 |
| 13. Coppa dell'AFC Internazionale | 27.95 | 114.000 |
| 14. Coppa Sudamericana Internazionale | 27.95 | 287.400 |
| 15. Copa do Nordeste Brasile | 27.95 | 93.200 |
| 16. Liga Nacional Guatemala | 27.87 | 42.900 |
| 17. Serie B Brasile | 27.85 | 148.400 |
| 18. Serie A Brasile | 27.82 | 145.000 |
| 19. Qatar Stars League Qatar | 27.77 | 59.400 |
| 20. Baiano - 1 Brasile | 27.72 | 42.200 |
| 21. Division Profesional - Clausura Paraguay | 27.72 | 31.100 |
| 22. Pernambucano - 1 Brasile | 27.71 | 35.000 |
| 23. League Cup Thailandia | 27.69 | 51.000 |
| 24. Premier Soccer League Sudafrica | 27.68 | 96.500 |
| 25. Campionato greco di calcio Grecia | 27.67 | 83.800 |
| 26. Goiano - 1 Brasile | 27.63 | 56.000 |
| 27. Primera División Bolivia | 27.57 | 117.200 |
| 28. Coppa dei Balcani Grecia | 27.56 | 33.800 |
| 29. Catarinense - 1 Brasile | 27.49 | 47.200 |
| 30. K League 1 Corea del Sud | 27.48 | 98.600 |
| 31. Campionato kazako di calcio Kazakistan | 27.47 | 51.500 |
| 32. Lega saudita professionistica Arabia Saudita | 27.47 | 111.600 |
| 33. Primera División Cile | 27.46 | 109.600 |
| 34. Malaysia Super League Malaysia | 27.46 | 32.100 |
| 35. CONCACAF Champions League Internazionale | 27.46 | 104.000 |
| 36. Cup Sudafrica | 27.37 | 37.500 |
| 37. 1. Division Cipro | 27.3 | 60.200 |
| 38. Friendlies Clubs Internazionale | 27.28 | 75.600 |
| 39. Cearense - 1 Brasile | 27.27 | 41.700 |
| 40. FA Cup Cina | 27.25 | 123.000 |
Showing every competition. Major competitions only
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.