StadiumStadion Altkirch
| Current capacity of the stadium |
| Standing | 19 400 |
| Seats | 12 100 |
| Tribune | 7 300 |
| Seats for sponsors | 200 |
| Fans attended |
| 31. 12. 2025 | Altkirch-Fotball Club PSG™ | 92 300 |
| 26. 12. 2025 | Altkirch-Cambrai | 201 500 |
| 17. 12. 2025 | Altkirch-Perigueux | 82 600 |
| 10. 12. 2025 | Altkirch-Wimereux | 3 767 |