Chislehurst and Sidcup Grammar School term dates 2026/27

Term dates and school holidays for Chislehurst and Sidcup Grammar School, a secondary school in Sidcup.

From the school’s own website · last checked 29 September 2026

Next holidayOctober half term: Fri 23 Oct – Fri 30 October 2026

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2026/27

TermFirst dayLast day
Autumn termThu 3 September 2026Fri 18 December 2026
Spring termMon 4 January 2027Thu 25 March 2027
Summer termMon 12 April 2027Tue 20 July 2027

Holidays and closures

WhatWhen
INSET DAYINSETWed 2 September 2026
INSET DAYINSETThu 22 October 2026
October half termFri 23 Oct – Fri 30 October 2026
HolidaysMon 21 December 2026 – Fri 1 January 2027
February half termMon 15 Feb – Fri 19 February 2027
EasterFri 26 Mar – Fri 9 April 2027
BANK HOLIDAYMon 3 May 2027
SPRING BANK HOLIDAYMon 31 May 2027
May half termMon 31 May – Fri 4 June 2027
INSET DAYINSETWed 21 July 2027
INSET DAYINSETThu 22 July 2027
Summer holidaysFri 23 Jul – Tue 31 August 2027
Summer holidayFrom Wed 21 July 2027

Before you book

These dates are taken from Chislehurst and Sidcup Grammar School’s website. INSET days are listed where the school publishes them. Schools do occasionally change a date during the year, so check with the school before booking anything you can’t move.

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Quick answers

When does Chislehurst and Sidcup Grammar School go back in September 2026?

The autumn term starts on Thu 3 September 2026.

When is October half term at Chislehurst and Sidcup Grammar School?

Fri 23 Oct – Fri 30 October 2026.

When is the Easter holiday?

Fri 26 Mar – Fri 9 April 2027.

When is the last day of the school year?

Tue 20 July 2027.

How many INSET days does Chislehurst and Sidcup Grammar School have?

4 published so far: Wed 2 September 2026; Thu 22 October 2026; Wed 21 July 2027; Thu 22 July 2027.

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