Term Dates 2025-2026 – Summer Term
| Term/Holiday | First Day | Last Day |
| Start of Term (all pupils) | Monday 20th April | Friday 22nd May |
| Half Term | Monday 25th May | Friday 29th May |
| End of Term | Monday 1st June | Thursday 9th July (half day) |
Term Dates 2026-2027 – Autumn Term
| Term/Holiday | First Day | Last Day |
| First Day Nursery, Pre-Reception and Reception (9-11am), Year 7 and Year 12 | Monday 7th September | - |
| Start of Term (all pupils) | Tuesday 8th September | Friday 16th October |
| Half Term | Monday 19th October | Friday 30th October |
| End of Term | Monday 2nd November | Thursday 10th December (half day) |
Term Dates 2026-2027 – Spring Term
| Term/Holiday | First Day | Last Day |
| Start of Term (all pupils) | Wednesday 6th January | Friday 12th February |
| Half Term | Monday 15th February | Friday 19th February |
| End of Term | Monday 22nd February | Thursday 25th March (half day) |
Term Dates 2026-2027 – Summer Term
| Term/Holiday | First Day | Last Day |
| Start of Term (all pupils) | Tuesday 20th April | Friday 28th May |
| Half Term | Monday 31st May | Friday 4th June |
| End of Term | Monday 7th June | Thursday 8th July (half day) |
Alleyn’s Hampstead is a co-educational day school in North London educating children aged 2 to 18.