StadiumStadion Calheta
| Current capacity of the stadium |
| Standing | 20 600 |
| Seats | 12 900 |
| Tribune | 7 700 |
| Seats for sponsors | 300 |
| Fans attended |
| 25. 5. 2026 | Siena-Baselice | 9 990 |
| 21. 5. 2026 | Siena-AC Piacenza | 9 565 |
| 16. 5. 2026 | Siena-Sinopoli | 8 492 |
| 9. 5. 2026 | Siena-Rovigo | 6 929 |
| 4. 5. 2026 | Siena-Circello | 6 643 |
| 30. 4. 2026 | Siena-Anzio | 7 275 |
| 25. 4. 2026 | Siena-Praia | 10 936 |
| 20. 4. 2026 | Siena-Martone | 6 852 |
| 16. 4. 2026 | Siena-Chioggia | 9 051 |