StadiumEstadio Monumental
| Current capacity of the stadium |
| Standing | 54 000 |
| Seats | 34 000 |
| Tribune | 21 000 |
| Seats for sponsors | 1 000 |
| Fans attended |
| 10. 11. 2025 | FC Colo Colo-Valencia CF ™ | 4 752 |
| 6. 11. 2025 | FC Colo Colo-Cerceda | 4 994 |
| 1. 11. 2025 | FC Colo Colo-Vallecano | 5 206 |
| 27. 10. 2025 | FC Colo Colo-Club CF Real Madrid™ | 4 052 |
| 23. 10. 2025 | FC Colo Colo-Real Zaragoza | 4 580 |
| 18. 10. 2025 | FC Colo Colo-Magaluf | 4 044 |
| 18. 10. 2025 | FC Colo Colo-ACF Fiorentina™ | 3 194 |
| 14. 10. 2025 | FC Colo Colo- Novorossijsk | 3 191 |
| 13. 10. 2025 | FC Colo Colo-Boca Raton f.c. | 4 098 |