StadiumStadion Sieńsk
| Current capacity of the stadium |
| Standing | 10 600 |
| Seats | 6 700 |
| Tribune | 4 000 |
| Seats for sponsors | 100 |
| Fans attended |
| 18. 6. 2026 | Sieńsk-Rowy | 14 276 |
| 17. 6. 2026 | Sieńsk-AFK Dukla VKŽKV a. s. | 12 507 |
| 14. 6. 2026 | Sieńsk-Turá | 12 218 |
| 13. 6. 2026 | Sieńsk-Suszyn | 11 710 |
| 8. 6. 2026 | Sieńsk-Helsingborg | 12 444 |
| 7. 6. 2026 | Sieńsk-Neustupov | 12 505 |
| 4. 6. 2026 | Sieńsk-Lambaré | 12 074 |
| 3. 6. 2026 | Sieńsk-Durlatki | 14 988 |
| 1. 6. 2026 | Sieńsk-RKS Czarny Las | 15 528 |