

Marymount International School London
Catholic
Updated July 2026
Curriculum
Accreditations
Languages
Marymount International School London is an independent Catholic day and boarding school for girls aged 11-18. As an International Baccalaureate (IB) World School, it provides a rigorous, holistic education that prepares students for global citizenship.
Curriculum
Term structure
Teaching approach
Founded by the Religious of the Sacred Heart of Mary (RSHM) Sisters, the school is guided by the motto 'That all may have life.' It is committed to a holistic educational experience that nurtures the academic, emotional, spiritual, and social development of every student. The school fosters an internationally minded community that values diversity, inclusivity, and the unique potential of each girl.
Programmes
The school offers the International Baccalaureate (IB) curriculum, including the Middle Years Programme (MYP) and the IB Diploma Programme (IBDP) for students aged 16-19. The IBDP includes six subject groups—Studies in Language and Literature, Language Acquisition, Individuals and Societies, Sciences, Mathematics, and The Arts—alongside core components: Theory of Knowledge (TOK), the Extended Essay, and Creativity, Activity, Service (CAS). The school is committed to multilingual education, supporting 15 mother tongue languages and offering students the opportunity to write their Extended Essay in one of seven languages.
Outcomes
The school is ranked within the top 2% of IB schools worldwide, with graduates consistently achieving an average of approximately 36.3 points and a 100% pass rate. Students secure placements at leading universities across the globe. The school emphasizes the development of confident, compassionate, and globally minded citizens who are prepared for success in higher education and beyond.
Student support
Learning support
The school maintains small class sizes to ensure that students are known as individuals and receive a personalized learning experience. Tuition fees include support for English as a Second Language (ESL) and access to various learning resources. Additionally, the school provides bespoke university and careers guidance to help students navigate their academic and professional paths.
Frequently asked questions(6)
- What curriculum does Marymount International School London offer?
- Marymount International School London offers IB MYP and IB Diploma.
- How much is tuition at Marymount International School London?
- Annual tuition at Marymount International School London is £39.5K. Fees vary by year group — confirm the current schedule with the school.
- Is Marymount International School London a day or boarding school?
- Marymount International School London is a day and boarding school.
- What accreditations does Marymount International School London hold?
- Marymount International School London holds accreditations including IB, CIS and Middle States Association.
- Is Marymount International School London co-educational?
- Marymount International School London is a girls school.
- Where is Marymount International School London located?
- Marymount International School London is an international school in London, United Kingdom.
Tuition & fees
Annual tuition by grade
2026-2027| Grade | Ages | Annual |
|---|---|---|
| Ages 11-18 | 11–18 | £39.5K |
Other fees(14)
| Application fee· Application Fee payable on submission of a completed online application | £240 |
|---|---|
| Enrolment fee· Acceptance Fee (Day Student) - Non-refundable fee paid upon acceptance of Offer of Admission | £1.8K |
| Enrolment fee· Acceptance Fee (Boarding Student) - Non-refundable fee paid upon acceptance of Offer of Admission | £3K |
| Deposit· Refundable Deposit (Day Student) - To be refunded under the conditions outlined in the School's Terms and Conditions | £300 |
| Deposit· Refundable Deposit (Boarding Student) - To be refunded under the conditions outlined in the School's Terms and Conditions | £750 |
| Boarding· Weekly Boarding Fee | £24.6K |
| Boarding· Full Boarding Fee | £27.5K |
| Boarding· Flexi-Boarding Fee (1 night per week) | £5.6K |
| Boarding· Flexi-Boarding Fee (2 consecutive nights per week) | £11.2K |
| Boarding· Flexi-Boarding Fee (3 consecutive nights per week) | £16.8K |
| Boardingnight· Ad-hoc Boarding Fee | £150 |
| Registration fee· Marymount Parents' Association (PA) fee | £75 |
| Registration fee· Child Student Visa administration fee (administered by Sable International) | £583 |
| Registration fee· Graduation Fee (for Seniors graduating in June 2027) | £840 |
Discounts
- Sibling discount: 10%
Admissions
The school operates on a rolling admissions basis and encourages prospective families to contact the admissions team to discuss applications. The process is holistic and student-centred, designed to identify the unique gifts and talents of each applicant. For entry into Grade 6 (Year 7), the school holds specific assessment days, such as the one scheduled for November 2024. The school is licensed by UKVI to sponsor non-UK passport holders for Child Student visas, a service provided exclusively for full boarding students.
Calendar
The academic year is divided into three terms: Autumn, Spring, and Summer. The 2026/27 Autumn Term begins with staff induction in late August, with classes resuming on 1 September and concluding on 18 December. The Spring Term runs from 11 January to 24 March, and the Summer Term commences on 12 April, concluding on 18 June 2027. Half-term breaks occur in October and February, with additional breaks for Christmas and Easter.
About the campus
The school is situated on a beautiful garden campus in Kingston upon Thames, Surrey, approximately 12 miles from central London. The campus provides a supportive environment for both day and boarding students, featuring facilities that accommodate a comprehensive range of academic, sports, and arts activities. The school is strategically located near several train stations, including Wimbledon, New Malden, and Hampton Wick, facilitating access for students from the surrounding areas.





- Margaret GiblinHeadmistress
Mrs Giblin is the Headmistress of Marymount International School London. She emphasizes the school's commitment to a holistic educational experience, fostering a supportive environment, and nurturing the unique potential of every student in line with the RSHM philosophy.
- Nick MarcouSenior Deputy Head (Academic)
Nick Marcou serves as the Senior Deputy Head with a focus on academics.
- Annah LanganDeputy Head (Designated Safeguarding Lead & Compliance)
Annah Langan serves as a Deputy Head, with specific responsibilities as the Designated Safeguarding Lead and for compliance.
- Vicky MastDeputy Head (Operations & Co-Curricular)
Vicky Mast serves as a Deputy Head, overseeing operations and co-curricular activities.
- Paula HortonHead of Boarding
Paula Horton is the Head of Boarding at the school.
- Annie PlumridgeDeputy Head of Boarding
Annie Plumridge serves as the Deputy Head of Boarding.
- Dolores García-SuárezHead of World Languages Department
Dolores García-Suárez is the Head of the World Languages Department, where she promotes internationality and multilingualism as core components of the school's IB philosophy.
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IB MYP
CIS
Middle States Association