StadiumStadion Calheta
| Current capacity of the stadium |
| Standing | 20 600 |
| Seats | 12 900 |
| Tribune | 7 700 |
| Seats for sponsors | 300 |
| Fans attended |
| 6. 7. 2026 | Siena-Rimini | 3 704 |
| 2. 7. 2026 | Siena-Nemoli | 4 015 |
| 27. 6. 2026 | Siena-Circello | 4 009 |
| 22. 6. 2026 | Siena-Anzio | 3 792 |
| 18. 6. 2026 | Siena-Sessa Cilento | 4 041 |
| 13. 6. 2026 | Siena-Casacalenda | 9 093 |
| 8. 6. 2026 | Siena-AC Piacenza | 9 322 |
| 4. 6. 2026 | Siena-Baselice | 9 524 |
| 3. 6. 2026 | Siena-Monacilioni | 11 254 |