The Marist School
Part of Concept Education, Catholic
Updated July 2026
The Marist School is a high-achieving, all-through, independent school in Ascot that provides a grounded, family-oriented environment for girls aged 2 to 18, with co-educational provision in the Pre-Prep phase. It combines academic rigour with a strong emphasis on character development, kindness, and service to others.
Curriculum
Term structure
Teaching approach
The school is an outward-looking Catholic institution that welcomes families of all faiths and none, guided by the mission of "Living life in all its fullness." Its ethos is built on the values of presence, simplicity, family spirit, and love of work, with a focus on educating the whole person. The school emphasizes excellence as a habit, fostering resilience, strong character, and a "roll up our sleeves" attitude toward work.
Programmes
The school provides a continuous educational journey from Nursery through to the VI Form. The curriculum is designed to foster academic success, with specialized teaching in subjects such as STEM, humanities, and the arts. VI Form students follow an enrichment programme focused on employability and leadership skills, including industry links and professional talks, alongside their academic studies.
Outcomes
The school achieves strong academic results, with 54% of A Level grades marked A-A in 2025 and 70% of GCSE students achieving Grade 9. In 2025, 97% of students secured places at their choice of university, including institutions such as UCL, Bath, Edinburgh, and Bristol. Students frequently achieve 100% A-A grades in subjects including Maths, Economics, Classics, Spanish, PE, and Art.
Student support
Learning support
The school employs a dedicated SENCO and an SEN administrator to support students. Additionally, a school counsellor is available to provide pastoral support to the student body.
Frequently asked questions(4)
- What curriculum does The Marist School offer?
- The Marist School offers National Curriculum (England).
- How much is tuition at The Marist School?
- Annual tuition at The Marist School is £11.3K–£24.5K. Fees vary by year group — confirm the current schedule with the school.
- Is The Marist School co-educational?
- The Marist School is a girls school.
- Where is The Marist School located?
- The Marist School is an international school in Slough, United Kingdom.
Tuition & fees
Annual tuition by grade
2025-2026| Grade | Ages | Annual |
|---|---|---|
| Nursery: Term Time (+2 Year Olds) | 2–2 | £15.8K |
| Nursery: Term Time (+3 Year Olds) | 3–3 | £11.3K |
| Nursery: Full Time (+2 Year Olds) - £2,260 per month | 2–2 | — |
| Nursery: Full Time (+3 Year Olds) - £1,695 per month | 3–3 | — |
| Reception | 4–5 | £16.3K |
| Years 1-2 | 5–7 | £17.7K |
| Prep: Years 3-6 | 7–11 | £20.1K |
| Senior: Years 7-13 | 11–18 | £24.5K |
Other fees(2)
| Mealsterm· Compulsory from Nursery to Year 11. Individual lunches charged at £6.85 per day. Years 12-13 optional. | £386 |
|---|---|
| Mealsday· Breakfast Club (Nursery – Year 6) 7.30 – 8am, including a light continental breakfast. | £5 |
Discounts
- Sibling discount: 10% for 2nd child, 35% for 3rd and subsequent children
- Full-payment discount: Varies
Admissions
The Marist School welcomes girls aged 2 to 18, and boys in the Pre-Prep phase from Nursery up to Year 2. The school is divided into four phases: Nursery, Prep, Senior, and VI Form. Prospective families are encouraged to contact the admissions team to discuss the entry process or to book a tour.
Calendar
The school operates on a three-term academic year: Autumn, Spring, and Summer. Terms typically begin in early September, early January, and mid-April, with half-term breaks scheduled in October, February, and May/June. The school calendar includes various events, sports fixtures, and term dates, which are accessible via the school's online calendar.
Facilities
About the campus
The campus is set in 55 acres of woodland, providing space for outdoor exploration and activities. Recent developments include the opening of "Central 55," a new dining hall. The school features modern facilities to support academic and personal growth, including specialized spaces for sports, arts, and science.
Co-curriculars
The school offers a wide range of co-curricular activities, including sports, performing arts, and outdoor learning. Enrichment opportunities for VI Form students include the Tycoon Enterprise Competition, Pearson Digital Skills, the CAFOD Young Leaders Programme, MedSoc, debating, InvestIN workshops, and the Duke of Edinburgh Gold Award. Additionally, students participate in trips such as water sports teambuilding at Rockley Point and international expeditions like the Borneo World Challenge.
- Mrs J SmithPrincipal
Jo Smith is the Principal of The Marist School. She emphasizes the school's focus on high academic achievement, emotional intelligence, and personal growth, noting that the school consistently ranks in the top 1% in the country for exam results.
- Mrs B SimmonsDeputy Head
Beatrice Simmons is a former student of The Marist who returned to serve as Deputy Head. She holds a degree in English from Manchester Metropolitan University, a PGCE from Reading University, and a Masters in Education Leadership and Management, and previously taught at secondary schools in Berkshire and Surrey.
- Mrs S AllmondDirector of Operations
Sarah Allmond joined The Marist as Director of Operations in September 2024. She holds a BSc (Hons) in Zoology, a Senior Leaders Masters Degree (MBA), and is a Chartered Manager and Fellow of the Chartered Management Institute, with prior experience in the education sector at Bishopsgate School and the Harris Federation.
- Mrs A CostelloAssistant Head: Academic
Mrs A Costello holds a BA (Hons), PGCE, and MEd.
- Mrs B MayAssistant Head: Transition and Development
Becky May studied Sport Science & Geography at Loughborough University and taught at St Dunstan’s College before joining The Marist in 2015. She currently serves as Assistant Head: Transition and Development, overseeing Admissions and Marketing.
- Mr T YardleyAssistant Head: Pastoral
Mr T Yardley holds a BA (Hons) and PGCE.
- Mr W MayHead of Prep
Will May attended British international schools in Holland and Venezuela and holds a degree in Politics, a Masters in Educational Leadership, and a Postgraduate Certificate in Educational Studies from Cambridge. He has extensive experience as a former Head of Key Stage 1, Head of Middle School, and Housemaster, and specializes in teaching Maths.
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National Curriculum (England)