StadiumStadion Rayo Vallecano
| Current capacity of the stadium |
| Standing | 17 200 |
| Seats | 10 700 |
| Tribune | 6 400 |
| Seats for sponsors | 200 |
| Fans attended |
| 17. 9. 2026 | Rayo Vallecano-Manchester city | 8 176 |
| 12. 9. 2026 | Rayo Vallecano-Logrono | 7 296 |
| 7. 9. 2026 | Rayo Vallecano-Huelva | 7 896 |
| 3. 9. 2026 | Rayo Vallecano-Alcorcón | 7 905 |