StadiumStadion Sieniawa
| Current capacity of the stadium |
| Standing | 42 600 |
| Seats | 26 600 |
| Tribune | 16 000 |
| Seats for sponsors | 500 |
| Fans attended |
| 9. 7. 2026 | Sieniawa-FC Southampton | 30 398 |
| 4. 7. 2026 | Sieniawa-Ilfracombe | 28 781 |
| 29. 6. 2026 | Sieniawa-Otterton | 26 639 |
| 25. 6. 2026 | Sieniawa-Haxby | 12 264 |
| 20. 6. 2026 | Sieniawa-Taranto | 7 271 |
| 15. 6. 2026 | Sieniawa-B Istanbul | 13 046 |
| 11. 6. 2026 | Sieniawa-FC York | 14 364 |
| 6. 6. 2026 | Sieniawa-Purfleet | 14 962 |
| 1. 6. 2026 | Sieniawa-Slovan Pusté Sady | 21 201 |