International School Altdorf has been nominated as one of the best boarding schools in Switzerland 2023. Situated in an idyllic pastoral environment in the heart of Switzerland, the school provides students with a beautiful and secure setting coupled with the quality of Swiss education. Students are encouraged to develop their moral values and to flourish in both their studies and physical well-being thanks to the many co-curricular activities that are offered.

Our main priorities are to enable students to reach their true potential and to enjoy the positive aspects of education. Our school boasts an excellent quality of teaching and learning ensured through appropriate class sizes, enthusiastic and experienced educators and staff, and modern classrooms and sport facilities.