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

Founded in 1962, the International School of Lausanne is a non-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.

Key facts

Student body and staff

  • 923


  • 75


  • 135


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.

  • 36.4

    Mean achieved by ISL IB Diploma candidates in 2020

  • 29.9

    Mean achieved by IB candidates worldwide in 2020

  • 100%

    ISL students who passed the IB Diploma in 2020