StadiumStadion FC Bielefeld
| Current capacity of the stadium |
| Standing | 40 700 |
| Seats | 25 500 |
| Tribune | 15 300 |
| Seats for sponsors | 500 |
| Fans attended |
| 13. 9. 2025 | FC Bielefeld-Borussia Dortmund | 4 650 |
| 10. 9. 2025 | FC Bielefeld-Hammelburg | 4 226 |
| 8. 9. 2025 | FC Bielefeld-Espetka FC | 3 496 |
| 7. 9. 2025 | FC Bielefeld-FC Internazionale Miláno A | 3 259 |
| 7. 9. 2025 | FC Bielefeld-Reutlingen | 3 641 |
| 4. 9. 2025 | FC Bielefeld- 1. FC Kaiserslautern | 3 517 |
| 3. 9. 2025 | FC Bielefeld-FC Ulice | 3 252 |
| 3. 9. 2025 | FC Bielefeld-Helter.Skelter Ulany | 3 251 |
| 31. 8. 2025 | FC Bielefeld-Karlsruhe | 3 257 |