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School directory
Windsor and Maidenhead

St Mary's School Ascot

Visit school website
Ages11–18
Pupils401
GenderGirls
AttendanceBoarding school
Boy to girl ratioGirls only
Religious affiliationRoman Catholic

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2026/27 directory

Annual fees

Year groupDayBoarding
Year 8£46,800Includes VAT£65,736Includes VAT
Year 11£46,800Includes VAT£65,736Includes VAT
Year 13£46,800Includes VAT£65,736Includes VAT

Figures are per pupil per year. Check unconfirmed VAT and additional charges with the school. A dash indicates an unpublished fee.

Academic profile

Exam results

Results cover different years; compare the years shown.

GCSE grades 7–9 (2026)
92.9%
A-level grades A*–A (2026)
70%
GCSE local state average
23.6%
Sixth-form local state average
23.1%
GCSE vs national private average
Above
Sixth form vs national private average
Above
GCSE value for money
Fair
Sixth-form value for money
Fair

On-site facilities

Squash courtsIndoor poolGymTheatreTennis courts