StadiumStadion FC Mainz
| Current capacity of the stadium |
| Standing | 46 200 |
| Seats | 28 900 |
| Tribune | 17 300 |
| Seats for sponsors | 600 |
| Fans attended |
| 18. 6. 2026 | FC Mainz-Horb am Neckar | 10 851 |
| 13. 6. 2026 | FC Mainz-Gr. Fürth | 11 916 |
| 8. 6. 2026 | FC Mainz-Wettin | 11 956 |
| 6. 6. 2026 | FC Mainz-Dortmund | 8 263 |
| 1. 6. 2026 | FC Mainz-Neubrandenburg | 9 110 |
| 31. 5. 2013 | FC Mainz-1.FC Cork City | 26 487 |
| 24. 5. 2013 | FC Mainz-Valur Reykjavík | 33 592 |
| 17. 5. 2013 | FC Mainz-Laneros | 30 543 |
| 10. 5. 2013 | FC Mainz-Canadiens de Montréal | 29 227 |