StadiumDuisburg Arena
| Current capacity of the stadium |
| Standing | 31 000 |
| Seats | 30 000 |
| Tribune | 26 000 |
| Seats for sponsors | 17 000 |
| Fans attended |
| 27. 7. 2026 | AFC Duisburg-St. Pauli | 33 916 |
| 24. 7. 2026 | AFC Duisburg-Erongaricuaro | 7 153 |
| 24. 7. 2026 | AFC Duisburg-Hubovo | 7 281 |
| 23. 7. 2026 | AFC Duisburg-Wiesbaden | 32 673 |
| 22. 7. 2026 | AFC Duisburg-MFK Vranov n T | 7 323 |
| 22. 7. 2026 | AFC Duisburg-Džbánice | 6 885 |
| 21. 7. 2026 | AFC Duisburg-Geraltov | 7 021 |
| 21. 7. 2026 | AFC Duisburg-Žihle | 7 263 |
| 18. 7. 2026 | AFC Duisburg-Lengerich | 31 493 |