StadiumNereo Rocco
| Current capacity of the stadium |
| Standing | 19 400 |
| Seats | 12 100 |
| Tribune | 7 300 |
| Seats for sponsors | 200 |
| Fans attended |
| 20. 4. 2026 | Triestina Calcio 1918-Rutten | 3 540 |
| 17. 4. 2026 | Triestina Calcio 1918-Mérida | 3 630 |
| 22. 2. 2026 | Triestina Calcio 1918-1.FC Cork City | 3 572 |
| 21. 2. 2026 | Triestina Calcio 1918-Auckland FC | 3 577 |
| 18. 2. 2026 | Triestina Calcio 1918-Ameliano | 3 498 |
| 17. 2. 2026 | Triestina Calcio 1918-Red Bull Iron Wolves | 3 474 |