Zurich International School

One of Switzerland's most prominent international schools, Zurich International School (ZIS) offers an English-language IB education from early childhood through secondary school. With campuses in the Zurich area, it serves a large international community and is highly regarded for academic excellence.

Zurich International School (ZIS) is one of the most established and respected international schools in Switzerland, with a history spanning several decades. It offers the full International Baccalaureate continuum — from the Primary Years Programme through to the IB Diploma — delivered entirely in English. ZIS serves students from over 60 nationalities, making it a truly multicultural institution. The school operates multiple campuses in the greater Zurich region, including locations in Adliswil and Wädenswil, making it accessible to families living across the city and surrounding communities. ZIS is known for its strong academic results, extensive extracurricular offerings, and a supportive community for both students and parents. It is consistently a top choice for expat families and internationally minded local families seeking a globally recognized qualification.