StadiumArasen Stadion
| Current capacity of the stadium |
| Standing | 35 700 |
| Seats | 23 100 |
| Tribune | 14 600 |
| Seats for sponsors | 2 400 |
| Fans attended |
| 22. 8. 2026 | Lilleström SK-Molde | 12 414 |
| 17. 8. 2026 | Lilleström SK-Fotbal Club Akrehamn™ | 9 503 |
| 10. 8. 2026 | Lilleström SK-Haugesund | 9 515 |
| 6. 8. 2026 | Lilleström SK-Atlético Ottawa | 3 791 |
| 6. 8. 2026 | Lilleström SK-Rjukan | 10 111 |
| 1. 8. 2026 | Lilleström SK-Molde FK | 10 077 |
| 27. 7. 2026 | Lilleström SK-Stromsgodset | 10 262 |
| 27. 7. 2026 | Lilleström SK-Mérida | 3 766 |
| 25. 7. 2026 | Lilleström SK-FC Iskra Ribnita | 3 771 |