- Age range
- 2–18
- Co-ed status
- Mixed
- Number of students
- 498
- Day / boarding
- Day & boarding
- Religious affiliation
- Church of England
- Average fees
- Day £43,560 · Boarding £58,410 (annual, inc. VAT)
- Has a nursery
- Yes
How the school describes itself
- St Mary's is bold, kind and ambitious in equal measure.
- The school emphasises high expectations, personal support and girls growing in confidence at their own pace.
- It leans heavily on leadership, character and a fully immersed boarding culture.
Fee profile
Annual fees including VAT. 2025-26.
A-level results
Results shown for 2025.
Popular subjects
By percentage of all A-level exams taken.
Parents like
- A genuine full-boarding girls' environment still feels distinctive in the South West.
- The academic and co-curricular offer is broad enough to suit both high achievers and girls who want to explore widely.
- The campus and house structure give it a clear senior-school identity rather than feeling like an all-through compromise.
Admissions
St Mary's Calne is the senior school within the Calne foundation and admissions are focused on girls joining at 11+, 13+ and sixth form. Means-tested bursaries are available and may be awarded alongside scholarships; published scholarship routes cover academic, all-rounder, art, drama, music and sport, with assessment activity typically taking place in the January before entry.
Scholarships
St Mary's publishes scholarships at 11+, 13+ and sixth form in academic, all-rounder, art, drama, music and sport. Scholarships recognise ability and potential rather than replacing bursary support, and families needing fee help are directed separately to the means-tested bursary process.
Bursaries
St Mary's Calne publishes a bursary route for families seeking financial support and says its bursaries are means-tested. The school uses bursaries to widen access, while also noting that annual support is limited and demand typically exceeds the funding available.
- A published bursary route is available through the admissions process; families should confirm the relevant year of entry directly with the school.
- The school says annual bursary support is limited. No standard remission percentage is published.
- Families seeking support are directed to the school bursary process and should expect a means-tested application.
Inspection snapshot
The latest published ISI inspection is the February 2025 routine inspection covering St Mary's Calne and St Margaret's Prep together. Inspectors said governors take an active role in supporting and challenging leaders, boarding is central to the senior school, pupils make good progress overall and all the relevant standards are met, while recommending more consistent development of pupils' technological skills.
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