StadiumStadion Guipuzcoa
| Current capacity of the stadium |
| Standing | 40 300 |
| Seats | 25 200 |
| Tribune | 15 100 |
| Seats for sponsors | 500 |
| Fans attended |
| 1. 8. 2026 | Guipuzcoa-Mar Menor | 15 230 |
| 27. 7. 2026 | Guipuzcoa-Leganés | 12 414 |
| 23. 7. 2026 | Guipuzcoa-Granada | 15 101 |
| 18. 7. 2026 | Guipuzcoa-Fútbol Club Barcelona | 10 926 |
| 11. 7. 2026 | Guipuzcoa- Club Atlético de Madrid | 15 063 |
| 9. 7. 2026 | Guipuzcoa-Rayo Vallecano | 14 463 |
| 4. 7. 2026 | Guipuzcoa-Logrono | 12 802 |
| 29. 6. 2026 | Guipuzcoa-Sevilla A. | 15 332 |
| 25. 6. 2026 | Guipuzcoa-Nerja | 18 124 |