SIS Swiss International School Basel

SIS Swiss International School Basel-Allschwil is a bilingual German-English private school located in Allschwil, adjacent to Basel, Switzerland. Part of the SIS Swiss International School group, which operates multiple campuses across Switzerland and Germany, the Basel campus provides education from kindergarten through the upper secondary level. SIS schools follow a unique dual-language immersion model where all subjects are taught simultaneously in both German and English, producing fully bilingual graduates with strong academic credentials. The curriculum aligns with Swiss cantonal standards while incorporating international educational best practices. Located near Basel's major pharmaceutical companies and international organisations, SIS Basel serves a diverse student body of Swiss and international families. Graduates are well prepared for Swiss Matura examinations, IB programmes, or continued education in English-speaking countries.