When does Aldenham School go back in September 2026?

The autumn term at Aldenham School starts on Monday 7 September 2026. INSET days before term: 3 September 2026, 4 September 2026.

When is October half term 2026 at Aldenham School?

October half term at Aldenham School runs from Saturday 17 October 2026 to Sunday 1 November 2026.

When does Aldenham School break up for Christmas 2026?

The autumn term at Aldenham School ends on Friday 11 December 2026. The spring term starts on Tuesday 5 January 2027.

When is February half term 2027 at Aldenham School?

February half term at Aldenham School runs from Saturday 13 February 2027 to Sunday 21 February 2027.

When are the Easter holidays 2027 at Aldenham School?

The spring term at Aldenham School ends on Thursday 25 March 2027 and the summer term starts on Tuesday 13 April 2027.

When does Aldenham School break up for summer 2027?

The summer term at Aldenham School ends on Friday 2 July 2027.

Aldenham School term dates 2026/27

Autumn term 2026/27 at Aldenham School starts Monday 7 September 2026 and ends Friday 11 December 2026. Half term runs 17 October 2026 to 1 November 2026.

Term dates, half terms and INSET days for Aldenham School in Hertsmere, taken from the school’s own published calendar.

Next break

Christmas holiday

Sat 12 Dec – Mon 4 Jan

Back to school Tue 5 Jan

Autumn term started: Mon 7 Sept 2026
Autumn term ends: Fri 11 Dec 2026

Days off at Aldenham School

Half terms, holidays and INSET days, with the day pupils are back.

Sept
INSET
INSET days
Thu 3 Sept – Fri 4 Sept
Back to school Mon 7 Sept
Past
In school · 6 weeks · last day Fri 16 Oct
Oct
Half term
October half term
Sat 17 Oct – Sun 1 Nov
Back to school Mon 2 Nov
Past
In school · 6 weeks · last day Fri 11 Dec
Dec
Holiday
Christmas holiday
Sat 12 Dec – Mon 4 Jan
Back to school Tue 5 Jan
In school · 6 weeks · last day Fri 12 Feb
Feb
Half term
February half term
Sat 13 Feb – Sun 21 Feb
Back to school Mon 22 Feb
In school · 5 weeks · last day Thu 25 Mar
Mar
Holiday
Easter holiday
Fri 26 Mar – Mon 12 Apr
Back to school Tue 13 Apr
In school · 7 weeks · last day Fri 28 May
May
Half term
May half term
Sat 29 May – Sun 6 Jun
Back to school Mon 7 Jun
In school · 4 weeks · last day Fri 2 Jul
Jul
Holiday
Summer holiday
From Sat 3 Jul

Terms, half terms and INSET days 2026/27

Term	Starts	Ends	Half term	INSET days
Autumn term	StartsMon 7 Sept 2026	EndsFri 11 Dec 2026	Half termSat 17 Oct – Sun 1 Nov	INSET daysThu 3 Sept, Fri 4 Sept
Spring term	StartsTue 5 Jan 2027	EndsThu 25 Mar 2027	Half termSat 13 Feb – Sun 21 Feb	INSET days–
Summer term	StartsTue 13 Apr 2027	EndsFri 2 Jul 2027	Half termSat 29 May – Sun 6 Jun	INSET days–

School holidays 2026/27

Christmas holidaySat 12 Dec 2026 – Mon 4 Jan 2027
Easter holidayFri 26 Mar 2027 – Mon 12 Apr 2027
Summer holidayFrom Sat 3 Jul 2027

Questions parents ask

When does Aldenham School go back in September 2026?: The autumn term at Aldenham School starts on Monday 7 September 2026. INSET days before term: 3 September 2026, 4 September 2026.
When is October half term 2026 at Aldenham School?: October half term at Aldenham School runs from Saturday 17 October 2026 to Sunday 1 November 2026.
When does Aldenham School break up for Christmas 2026?: The autumn term at Aldenham School ends on Friday 11 December 2026. The spring term starts on Tuesday 5 January 2027.
When is February half term 2027 at Aldenham School?: February half term at Aldenham School runs from Saturday 13 February 2027 to Sunday 21 February 2027.
When are the Easter holidays 2027 at Aldenham School?: The spring term at Aldenham School ends on Thursday 25 March 2027 and the summer term starts on Tuesday 13 April 2027.
When does Aldenham School break up for summer 2027?: The summer term at Aldenham School ends on Friday 2 July 2027.

Schools do change dates. Check with Aldenham School before booking travel. Source: aldenham.com.

Aldenham School: fees, admissions and open days →

Term dates for other schools in Hertsmere

The Haberdashers' Boys' School

All private school term dates 2026/27 →