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 |
| 22. 8. 2026 | 1. FSV Mainz 05-Lorch | 4 665 |
| 17. 8. 2026 | 1. FSV Mainz 05-FC Bayern DO Munchen A | 4 261 |
| 10. 8. 2026 | 1. FSV Mainz 05-VFL Osnabrück | 4 073 |
| 6. 8. 2026 | 1. FSV Mainz 05-Lübtheen | 4 124 |
| 1. 8. 2026 | 1. FSV Mainz 05-Freital | 4 114 |
| 27. 7. 2026 | 1. FSV Mainz 05-Borken | 4 083 |
| 23. 7. 2026 | 1. FSV Mainz 05-Lübben | 4 093 |
| 18. 7. 2026 | 1. FSV Mainz 05-Kassel | 4 144 |
| 11. 7. 2026 | 1. FSV Mainz 05-Oebisfelde | 4 008 |