Term dates 2025-26
Chiswick School term dates 2025-26
The published term dates for Chiswick School, London, read from the school's own calendar and shown with the source below.
Downloads an .ics file — works with Apple Calendar, Google Calendar and Outlook.
Term dates in full
| Period | From | To |
|---|---|---|
| Autumn term | Mon 1 Sep 2025 | Fri 19 Dec 2025 |
| Autumn half term | Mon 20 Oct 2025 | Fri 31 Oct 2025 |
| Spring term | Mon 5 Jan 2026 | Fri 27 Mar 2026 |
| Spring half term | Mon 16 Feb 2026 | Fri 20 Feb 2026 |
| Summer term | Mon 13 Apr 2026 | Fri 17 Jul 2026 |
| Summer half term | Mon 25 May 2026 | Fri 29 May 2026 |
How long each break is
| Break | Dates | Length |
|---|---|---|
| Autumn half term | 20 Oct – 31 Oct | 12 days |
| Christmas holidays | 20 Dec – 4 Jan | 16 days |
| Spring half term | 16 Feb – 20 Feb | 5 days |
| Easter holidays | 28 Mar – 12 Apr | 16 days |
| Summer half term | 25 May – 29 May | 5 days |
Calendar days including weekends — the number that matters when you're pricing holiday club.
Compared with Hounslow
Chiswick School breaks up for Christmas on the same day as Hounslow's community schools.
Worth knowing if you also have a child at a state school in the area — the two calendars rarely line up. See Hounslow's dates.
Worth noting
Winter Holidays 22nd Dec 2025 - 2nd Jan 2026; Easter/Spring holidays 30th Mar 2026 - 10th Apr 2026. Inset days: 1st & 2nd Sep 2025 (school closed), 3rd Sep 2025 (Year 7 & Y12 only), 4th Sep 2025 all students return; Inset day Mon 5th Jan 2026; Inset day Mon 23rd Feb 2026; Inset day Fri 13th Mar 2026 (Y13 in school).
Common questions
When does Chiswick School break up for Christmas?
The last day of the autumn term is Fri 19 Dec 2025. The Christmas holidays run from Sat 20 Dec 2025 to Sun 4 Jan 2026 — 16 days.
When do the summer holidays start at Chiswick School?
The last day of the summer term is Fri 17 Jul 2026, so the summer holidays start on Sat 18 Jul 2026. The school publishes the 2025-26 year, so the return date falls in the next year's calendar.
Where do these Chiswick School term dates come from?
They were read from Chiswick School's own published calendar for 2025-26 on 19 August 2026, and the source is linked on this page. Schools sometimes change dates or add inset days, so check the school's page before booking anything.
Source: Chiswick School's published calendar, read 19 August 2026. Schools do change dates and add inset days — check the school's own page before booking anything.