StadiumArcelorMittal Park
| Current capacity of the stadium |
| Standing | 16 000 |
| Seats | 50 000 |
| Tribune | 47 000 |
| Seats for sponsors | 5 000 |
| Fans attended |
| 1. 9. 2025 | Legia III Varšava-Mšk Považská Bystrica | 51 440 |
| 28. 8. 2025 | Legia III Varšava-Dolné Plachtince | 53 704 |
| 24. 8. 2025 | Legia III Varšava-Spartak Ljubljana | 54 127 |
| 24. 8. 2025 | Legia III Varšava-MLKS KRUSZWICA | 54 329 |