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Westminster Under School

Westminster, SW1P 2NNAll-throughAges 4–14MixedPrivate

About Westminster Under School

Westminster Under School is an independent day school in Westminster, London, for pupils aged 4 to 14 for boys and girls. GIAS records 275 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
4–14
Education stages
Early years, Primary, Secondary
Gender
Mixed
Pupils on roll
275
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
Published admissions policy
Selective
Address
Adrian House, 27 Vincent Square, London, Westminster, SW1P 2NN
Telephone
02078215788
School website
Visit official website

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

Pupils and staffing

Official figures for 2025/26.

Pupils
275
Girls / boys
0 / 275
Teachers (headcount)
44
Teachers (FTE)
41.5
Pupils per teacher FTE — not class size
6.6
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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