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 |
| 6. 7. 2026 | 1. FSV Mainz 05-FC Bayern München A | 4 035 |
| 2. 7. 2026 | 1. FSV Mainz 05-Korschenbroich | 3 966 |
| 29. 6. 2026 | 1. FSV Mainz 05-Wittstock/Dosse | 4 038 |
| 25. 6. 2026 | 1. FSV Mainz 05-Bacharach | 4 060 |
| 20. 6. 2026 | 1. FSV Mainz 05-FC Blackhawks Marl | 4 078 |
| 15. 6. 2026 | 1. FSV Mainz 05-Bremen | 34 211 |
| 11. 6. 2026 | 1. FSV Mainz 05-FC Bonn | 36 338 |
| 10. 6. 2026 | 1. FSV Mainz 05-Bergneustadt | 46 620 |
| 7. 6. 2026 | 1. FSV Mainz 05-Schořov | 45 364 |