Holiday calendar
| Holiday Calendar 2023-24 | (dates are inclusive) |
| First day of school | 21 Aug 2023 |
| Lesson-free day | 12 Sep 2023 |
| Lesson-free day: Leiden 3 October festival | 3 Oct 2023 |
| Autumn Holiday | 16 – 20 Oct 2023 |
| Lesson -free day | 5 Dec 2023 |
| Christmas Holiday | 25 Dec 2023 – 5 Jan 2024 |
| Spring Holiday | 19 Feb – 23 Feb 2024 |
| Lesson-free day | 5 Mar 2024 |
| Easter Monday | 1 Apr 2024 |
| May Holiday *(excluding DP2 & MP5 as exams take place during this period)* | 29 Apr – 10 May 2024 |
| Whitsun | 20 May 2024 |
| Lesson-free day | 8 – 10 Jul 2024 |
| Summer Holiday | 15 Jul – 25 Aug 2024 |