One of the Oldest International Schools in Colombo, Sri Lanka

Why Choose

Stafford International School

Welcome to Stafford International School. One of the oldest International Schools in Colombo, Sri Lanka. While Stafford is best known for its intellectual vitality, we promise so much more: a balanced educational program for body and mind, heart and soul, incorporating the arts, sports, and community service. Stafford is one of the most popular international schools in Colombo which has been obtaining extraordinary academic results and university placements for the past 60 years. Our students go beyond university placements, and we are proud to say that one of our former Head Prefects has been listed in the 2018 Forbes 30 under 30 List for her extraordinary achievements in science.

Heritage over 60 Years Old.

A traditional school with small classes and modern teaching techniques.

Extra Curricular.

We have over 1500 pupils taking part in extracurricular activities each week.


We seek to instill a strong set of morals and values in all our pupils. Respect for all is key.


All pupils are welcome and there is a strong sense of nurture and belonging.

University Destinations.

Recently pupils have gone to Oxford, Cambridge, Harvard and Yale amongst many others. In 2022 our Head boy got a full scholarship to Harvard.

Outstanding results: In 2022.

We achieved 63% A*- A grades at A Level (at a time when the UK only got 36%). At IGCSE our A*- A figure was 50% , again massively higher than the UK.

Outperforming the UK.

36% of the UK’s A Level results were A*-A grades. At Stafford we achieved 63% A*- A grades.


Mr. Simon Northcott

At Stafford International School in Colombo, Sri Lanka, we aim to provide an education that not only acts as a preparation for life after school, but also recognises that these years are precious and should be enjoyable, memorable, and transformative. 

Our future-focused curriculum and outstanding co-curriculum are underpinned by pro-active pastoral care, which will enable your daughters and sons to flourish at school and long into the future. 

Above all, Stafford is a welcoming community that values learning and human relationships, which are the bedrock of a successful and happy life. Pupils are encouraged to take part and play their part so that they become committed and fulfilled members of their communities hereafter.

School Life & Culture

Best Culture to pave a unique path to the future

Visitors to Stafford International School in Colombo, Sri Lanka are always struck by the warmth and friendliness of our community. A distinct family atmosphere prevails across the School, teaching rooms and shared spaces, a sense of togetherness that continues across the sports fields and on our stages. A high staff to pupil ratio, dedicated staff and a nurturing pastoral care system ensure that pupils’ personal wellbeing is paramount; and discipline is maintained through mutual respect. We create a safe and supportive environment that works in genuine partnership with parents and families.

Students of SIS smiling at the camera

Key facts about our school

Day School

Maximum Students


Average Class Size


Teacher to Student Ratio

1 : 10

Our Heritage


We are a school that has a rich and long history that can be traced back to 1986. Stafford International School is one of the pioneers in the international school arena introducing British Curriculum Education into Sri Lanka as far back as 1986.


Stafford International School in Colombo, Sri Lanka Becomes an Approved Center for Cambridge International Examinations.


Stafford International School in Colombo, Sri Lanka offers both Cambridge IGCSE and Edexcel IAL Examinations, being an approved center for both exam Boards.

University Placements

A group of students throwing graduation caps in air

Stafford International School in Colombo, Sri Lanka students in 2020 has secured some of the most prestigious university placements with our students gaining placements into prestigious ivy league schools such as Yale, Cornell, Dartmouth and University of Pennsylvania. School’s such as Yale have acceptance rates of less that 5%, with only a handful of Sri Lankans obtaining places in their undergraduate program in the last 10 years.

Outgoing deputy Head Prefect of School Shan Gunesekera has secured a place at Yale University, Cornell university and Dartmouth college. Whilst outgoing Head Prefect Ashvin Arsakularatne has been offerred a place at the prestigious university of Pensylvannia. Such prestigious placements cements Stafford’s place as a one of best international School’s in Colombo. Other students have offers from top British universities and merit scholarships from universities such as NYU Abu Dhabi and NYU Shanghai.

Our Gallery

Where will you go?

Recent university destinations of Stafford pupils many with scholarships.