Welcome

The International School of Lausanne gives children the tools and knowledge to succeed

Founded in 1962, the International School of Lausanne is a not-for-profit, English-language, International Baccalaureate (IB) World School. We welcome students from 3 to 18 years of age. We are the only IB World School in the Lausanne area offering the IB Primary Years, Middle Years, and Diploma Programmes.
Primary School

New dual language programme (EN/ FR)

This academic year, we have introduced a new Dual Language Programme in the Primary School.

Key facts

Student body and staff

  • 900

    Students

  • 75

    Nationalities

  • 135

    Teachers

After ISL

Success and outcomes

Our students leave with a sense of unlimited opportunity. They have the self-knowledge, confidence, and ambition to achieve their goals and make a positive contribution.

  • 38.07

    Mean achieved by ISL IB Diploma candidates in 2021

  • 33.2

    Mean achieved by IB candidates worldwide in 2021

  • 97.65 %

    ISL students who passed the IB Diploma in 2021