StadiumStadion 1. FSV Mainz 05
| Current capacity of the stadium |
| Standing | 41 900 |
| Seats | 26 200 |
| Tribune | 15 700 |
| Seats for sponsors | 500 |
| Fans attended |
| 10. 7. 2025 | 1. FSV Mainz 05-FC Bayern München A | 12 065 |
| 5. 7. 2025 | 1. FSV Mainz 05-Volkmarsen | 7 809 |
| 30. 6. 2025 | 1. FSV Mainz 05-VFL Osnabrück | 10 376 |
| 26. 6. 2025 | 1. FSV Mainz 05-Weil der Stadt | 7 774 |
| 21. 6. 2025 | 1. FSV Mainz 05-Oldenburg | 5 810 |
| 16. 6. 2025 | 1. FSV Mainz 05-Bacharach | 5 670 |
| 12. 6. 2025 | 1. FSV Mainz 05-Oebisfelde | 5 826 |
| 7. 6. 2025 | 1. FSV Mainz 05-Lübben | 10 189 |
| 2. 6. 2025 | 1. FSV Mainz 05-FC Energie Cottbus e. V. | 13 067 |