StadiumStadion Altena
| Current capacity of the stadium |
| Standing | 19 800 |
| Seats | 12 400 |
| Tribune | 7 400 |
| Seats for sponsors | 200 |
| Fans attended |
| 11. 7. 2026 | Altena -Baesweiler | 5 262 |
| 6. 7. 2026 | Altena -Pleystein | 4 487 |
| 2. 7. 2026 | Altena -Neukirchen | 4 390 |
| 27. 6. 2026 | Altena -Mirow | 3 440 |
| 22. 6. 2026 | Altena -Königswinter | 3 445 |
| 18. 6. 2026 | Altena -Bad Herrenalb | 3 705 |
| 13. 6. 2026 | Altena -Philippsburg | 3 751 |
| 8. 6. 2026 | Altena -Lünen | 3 685 |
| 7. 6. 2026 | Altena -FC Augsburg | 3 939 |