StadiumStadion Sieńsk
| Current capacity of the stadium |
| Standing | 10 600 |
| Seats | 6 700 |
| Tribune | 4 000 |
| Seats for sponsors | 100 |
| Fans attended |
| 2. 5. 2026 | Sieńsk-Yauya | 19 665 |
| 27. 4. 2026 | Sieńsk-Suszyn | 14 192 |
| 20. 4. 2026 | Sieńsk-Elbląg | 14 648 |
| 16. 4. 2026 | Sieńsk-K.P. Ruda Śląska | 13 207 |
| 9. 4. 2026 | Sieńsk-Hanna | 18 903 |
| 4. 4. 2026 | Sieńsk-Helsingborg | 16 965 |
| 30. 3. 2026 | Sieńsk-Węgorzewo | 18 483 |
| 26. 3. 2026 | Sieńsk-Giżycko | 16 997 |
| 22. 3. 2026 | Sieńsk-Ińsko | 17 119 |