Sydney Institute of Higher Education has three (3) trimester per year for full-time commencing students.
| ACADEMIC YEAR | TRIMESTER | ORIENTATION DATE | START DATE | CENSUS DATE | END DATE |
|---|---|---|---|---|---|
| 2025 | Trimester 1 | 26/02/2025 | 03/03/2025 | 28/03/2025 | 30/05/2025 |
| Trimester 2 | 11/06/2025 | 16/06/2025 | 11/07/2025 | 12/09/2025 | |
| Trimester 3 | 24/09/2025 | 29/09/2025 | 24/10/2025 | 23/12/2025 | |
| 2026 | Trimester 1 | 25/02/2026 | 02/03/2026 | 27/03/2026 | 29/05/2026 |
| Trimester 2 | 10/06/2026 | 15/06/2026 | 10/07/2026 | 11/09/2026 | |
| Trimester 3 | 23/09/2026 | 28/09/2026 | 23/10/2026 | 23/12/2026 | |
| 2027 | Trimester 1 | 24/02/2027 | 01/03/2027 | 26/03/2027 | 28/05/2027 |
| Trimester 2 | 09/06/2027 | 14/06/2027 | 09/07/2027 | 10/09/2027 | |
| Trimester 3 | 22/09/2027 | 27/09/2027 | 22/10/2027 | 23/12/2027 | |
| 2028 | Trimester 1 | 23/02/2028 | 28/02/2028 | 24/03/2028 | 26/05/2028 |
| Trimester 2 | 07/02/2028 | 12/06/2028 | 07/07/2028 | 08/09/2028 | |
| Trimester 3 | 20/09/2028 | 25/09/2028 | 20/10/2028 | 22/12/2028 |
