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The Chalfonts Independent Grammar School

Buckinghamshire, HP11 1BJAll-throughAges 3–18MixedPrivate

About The Chalfonts Independent Grammar School

The Chalfonts Independent Grammar School is an independent day school in Buckinghamshire, South East, for pupils aged 3 to 18 for boys and girls. GIAS records 154 pupils on roll and a published capacity of 380.

Figures can refer to different reporting periods. Check the date and source shown beside each section. How Classpot uses published data.

GIAS school facts

Official identity and contact facts; operational fees and services appear only when separately reviewed.

Age range
3–18
Education stages
Early years, Primary, Secondary, Sixth form
Gender
Mixed
Pupils on roll
154
Published capacity
380
Inspectorate
ISI inspection regime
Day-school evidence
No boarders; Does not have boarders
Area classification
Urban: Nearer to a major town or city
Address
19 London Road, High Wycombe, Buckinghamshire, HP11 1BJ
Telephone
01494875502
School website
Visit official website

Source: GIAS establishment record · published 20/08/2026

Pupils and staffing

Official figures for 2025/26.

Pupils
154
Girls / boys
50 / 104
Teachers (headcount)
34
Teachers (FTE)
23.5
Pupils per teacher FTE — not class size
6.6
Area classification
Urban: Nearer to a major town or city

Source: official publication (04/06/2026) · official publication (04/06/2026)

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