Holiday calendar
| 2024-2025 | |
| Summer Holiday | 21 Jul – 31 Aug 2025 |
| 2025-2026 | (dates are inclusive) |
| !st day of new school year 2025-26 | 1 Sept 2025 |
| Leiden 3 October festival – Lesson-free day | 3 Oct 2025 |
| Autumn Holiday | 20 Oct – 24 Oct 2025 |
| Christmas Holiday | 22 Dec 2025 – 2 Jan 2026 |
| Spring Holiday | 16 Feb – 20 Feb 2026 |
| Easter Monday | 6 Apr 2026 |
| May Holiday *(excluding DP2 & MP5 as exams may take place during this period)* | 20 Apr – 1 May 2026 |
| Ascension Day | 14 May 2026 |
| Whitsun/Pentecost | 25 May 2026 |
| Summer Holiday | 20 Jul – 30 Aug 2026 |