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St John's School

Hillingdon, HA5 3ZFAll-throughAges 3–13BoysPrivate

About St John's School

St John's School is an independent day school in Hillingdon, London, for pupils aged 3 to 13 for boys. GIAS records 266 pupils on roll and a published capacity of 350.

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
3–13
Education stages
Early years, Primary, Secondary
Gender
Boys
Pupils on roll
266
Published capacity
350
Inspectorate
ISI inspection regime
Day-school evidence
No boarders; Does not have boarders
Area classification
Urban: Nearer to a major town or city
Published admissions policy
Selective
Address
Potter Street Hill, Pinner, Hillingdon, HA5 3ZF
Telephone
02088660067
School website
Visit official website

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

Pupils and staffing

Official figures for 2025/26.

Pupils
266
Girls / boys
0 / 266
Teachers (headcount)
38
Teachers (FTE)
32.5
Pupils per teacher FTE — not class size
8.2
Area classification
Urban: Nearer to a major town or city
Published admissions policy
Selective

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

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