2024
- Term 1 | Lenten Term
- First day (ELC, Primary, Year 7, Year 11 (Stage 2), Year 12, all new students) – Tuesday 30 January
- First day (Years 8 to 11 continuing students) – Wednesday 31 January
- Adelaide Cup – Monday 11 March
- Good Friday – Friday 29 March
- Easter Monday – Monday 1 April
- Last day – Friday 12 April
- Term 2 | Trinity Term
- First day – Monday 29 April
- King’s Birthday – Monday 10 June
- Last day – Friday 28 June
- Term 3 | Assumption Term
- First day – Monday 22 July
- Pupil Free Day – Friday 6 September
- Last day – Friday 27 September
- Term 4 | Advent Term
- First day – Monday 14 October
- Final day for Year 12 lessons – Friday 25 October
- Pupil Free Day (St Albert the Great) – Friday 15 November
- Final day for Years 10/11 – Tuesday 26 November
- Last day – Thursday 5 December
2025
Dates below are as gazetted by the South Australian Government and will be modified for Blackfriars.
- Term 1 – Monday 28 January to Friday 11 April
- Adelaide Cup – Monday 10 March
- Good Friday – Friday 18 April
- Easter Monday – Monday 21 April
- ANZAC Day – Friday 25 April
- Term 2 – Monday 28 April to Friday 4 July
- King’s Birthday – Monday 9 June
- Term 3 – Monday 21 July to Friday 26 September
- Term 4 – Monday 13 October to Thursday 12 December