
Colombo International School
Secular, Founded 1982
Updated July 2026
Curriculum
Languages
Founded in 1982, Colombo International School is a co-educational, English-medium school in Colombo providing a structured, progressive education for students aged 2 ½ to 18. It is a leading institution in South Asia for the UK-based Edexcel curriculum, known for its academic excellence and holistic development.
Curriculum
Term structure
Teaching approach
Colombo International School is a non-denominational institution that promotes an inclusive atmosphere where every child is valued. It emphasizes a holistic education that balances academic rigour with pastoral care, aiming to nurture students into confident, disciplined, and independent learners. The school's motto is to ensure that "ambition is translated into achievement."
Programmes
The school delivers the UK curriculum from Nursery through to the Sixth Form, preparing students for IGCSE and A Level examinations. The academic structure is divided into Infant, Junior, and Senior sections, with the Senior section covering Intermediate (Years 7-11) and Sixth Form (Years 12-13). The Sixth Form curriculum includes an Enrichment Programme and specialized preparation for university entrance exams such as the BMAT, UKCAT, LNAT, and IELTS.
Outcomes
The school has a strong record of academic achievement, with alumni attending prestigious institutions such as Oxford, Cambridge, Harvard, Princeton, and the London School of Economics. Graduates primarily pursue studies in medicine, engineering, economics, business management, and law. The school provides dedicated university and career guidance, including specific support for UK, US, Canadian, and Australian university applications.
Student support
Learning support
The school maintains a staff-to-student ratio of approximately 1:9, allowing teachers to work with small groups or individuals outside of timetabled lessons. A specialized branch of the English Department provides a Supportive Literacy programme for students requiring additional language assistance. Additionally, a pastoral system ensures each student receives academic and personal support from their class teacher during daily tutoring sessions.
Frequently asked questions(5)
- What curriculum does Colombo International School offer?
- Colombo International School offers IGCSE and Cambridge A-Level.
- What ages does Colombo International School teach?
- Colombo International School enrolls students aged 2 to 18.
- Is Colombo International School a day or boarding school?
- Colombo International School is a day school.
- Is Colombo International School co-educational?
- Colombo International School is a co-ed school.
- Where is Colombo International School located?
- Colombo International School is an international school in Colombo, Sri Lanka.
Tuition & fees
No published fee schedule was found for this school.
Admissions
Admission to the school is available throughout the year for students aged 2 ½ to 18. The process involves an assessment in English and Mathematics, followed by a review of previous school reports and an informal interview.
Calendar
The academic year is divided into three terms. For the 2026/2027 academic year, the first term runs from 28th August to 11th December 2026, the second term from 7th January to 31st March 2026, and the third term from 22nd April to 10th July 2026.
Facilities
About the campus
The campus in Cinnamon Gardens features purpose-built classroom blocks, specialist ICT and science laboratories, and a comprehensive library. The auditorium complex includes a 700-seat theatre, a sixth-form teaching area, and an examination hall. Sports facilities include a 25-metre outdoor swimming pool, an indoor training pool, and a sports ground with a pavilion.
Co-curriculars
Students are encouraged to participate in a wide variety of activities, including the arts, clubs, societies, and Model United Nations. The school maintains a diverse sports programme covering athletics, badminton, basketball, cricket, netball, rugby, soccer, swimming, and tennis, with teams competing at local and international levels.




- Mrs. S. PhilippsPrincipal
- Mr. D. C. SandersChief Education Consultant/Director of University Admissions and Tertiary Education
- Mrs. S. KotuwilaSenior Management Co-ordinator
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IGCSE