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International School of LausanneChemin de la Grangette 2, 1052 Le Mont-sur-Lausanne VD, Switzerland+41 21 560 02 02 |
info@isl.chwww.isl.ch |
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| School type |
Co-educational Day |
| Founded | 1962 |
| Status | Private |
| Interim Head of School | Simon Foley |
| Language of Instruction | English |
| Co-ed Age Range | 3-18 years |
| Number of pupils | 851 |
| Reception 3 and Reception 4 | CHF28,200 per annum |
| Year 1 to Year 6 | CHF29,010 per annum |
| Year 7 to Year 9 | CHF33,290 per annum |
| Year 10 and Year 11 | CHF36,190 per annum |
| Year 12 and Year 13 | CHF38,990 per annum |
| Authorised IB Programmes | IBDP, IBMYP, IBPYP |
| Diploma Coordinator | Michael Humphrey |
| MYP Coordinator | Daniel Pearcy |
| PYP Coordinator | Alexandara Schmid |
| Associations | ECIS, CIS, NEASC, IB, PTC |
Founded in 1962, the International School of Lausanne (ISL) is a leading not-for-profit independent school situated in French-speaking Switzerland. ISL welcomes pupils aged 3 to 18 from over 70 nationalities, creating a dynamic and diverse community united by a commitment to excellence in education. As the only IB World School in Lausanne offering all three IB programmes – Primary Years, Middle Years, and Diploma – ISL provides a challenging, innovative, and holistic values-based education, empowering pupils to thrive as knowledgeable, responsible global citizens.
ISL's curriculum emphasises critical thinking, intercultural understanding, and personal development, preparing pupils for the complexities of a rapidly changing world. With an average IB Diploma score of 35.7 in 2025 and a 99% pass rate, ISL pupils consistently exceed global benchmarks in academic achievement. Supported by approximately 135 highly qualified teachers, each student's potential is nurtured through personalised support and rich extra-curricular opportunities, including arts, sports, service, and STEM.
ISL is committed to sustainability, well-being, and equity, fostering an environment that values honesty, respect, and care and concern for others as core principles. The school's modern campus features four buildings and first-class facilities, providing a vibrant setting for learning, creativity, and collaboration. Graduates leave ISL with self-confidence, curiosity, and the ambition to make a positive impact.
ISL invites families seeking an international, forward-thinking education to join a community dedicated to developing tomorrow's leaders.