StadiumAFG Arena
| Current capacity of the stadium |
| Standing | 42 800 |
| Seats | 27 500 |
| Tribune | 17 300 |
| Seats for sponsors | 2 500 |
| Fans attended |
| 13. 10. 2025 | FC St. Gallen™-Neuchatel Xamax | 17 581 |
| 11. 10. 2025 | FC St. Gallen™-FC Versailles 1987 | 28 585 |
| 10. 10. 2025 | FC St. Gallen™-Sporting Lisabon | 24 077 |
| 10. 10. 2025 | FC St. Gallen™-Teplická Stínadla | 24 829 |
| 9. 10. 2025 | FC St. Gallen™-FC STRATOVARIUS 1972 WIL | 18 599 |
| 8. 10. 2025 | FC St. Gallen™-FC BARCA Veľká Lomnica | 29 295 |
| 7. 10. 2025 | FC St. Gallen™-Ameliano | 25 322 |
| 7. 10. 2025 | FC St. Gallen™-TJ Fresh New Ťapešovo 22 A | 23 889 |
| 7. 10. 2025 | FC St. Gallen™-Arbois | 28 083 |