StadiumStadion Calheta
| Current capacity of the stadium |
| Standing | 20 600 |
| Seats | 12 900 |
| Tribune | 7 700 |
| Seats for sponsors | 300 |
| Fans attended |
| 10. 1. 2026 | Siena-Fontegreca | 4 447 |
| 3. 1. 2026 | Siena-Nemoli | 4 087 |
| 29. 12. 2025 | Siena-Praia | 3 977 |
| 25. 12. 2025 | Siena-Legnano | 3 941 |
| 20. 12. 2025 | Siena-Genoa | 3 466 |
| 15. 12. 2025 | Siena-Torrioni | 3 659 |
| 8. 12. 2025 | Siena-Rakovski | 5 994 |
| 29. 11. 2025 | Siena-AC Parma Academy | 5 902 |