StadiumSignal Iduna Park
| Current capacity of the stadium |
| Standing | 2 500 |
| Seats | 2 300 |
| Tribune | 2 000 |
| Seats for sponsors | 200 |
| Fans attended |
| 15. 9. 2025 | Borussia Dortmund 1909-Leisnig | 4 668 |
| 13. 9. 2025 | Borussia Dortmund 1909-Bergheim | 4 269 |
| 8. 9. 2025 | Borussia Dortmund 1909-Bad Karlshafen | 5 819 |
| 4. 9. 2025 | Borussia Dortmund 1909-Hürth | 6 244 |
| 30. 8. 2025 | Borussia Dortmund 1909-Linnich | 6 307 |
| 25. 8. 2025 | Borussia Dortmund 1909-Wolfstein | 5 025 |