Zurich International School

About the school

Zurich International School is a non-profit day school founded in 1963, with about 1,300 students aged 3 to 18 from more than 55 countries on two campuses, Wädenswil (ages 3 to 11) and Adliswil (ages 11 to 18). Upper school students choose from IB Diploma Programme (since 1999) and Advanced Placement courses, and a bilingual English and German pathway is offered for ages 3 to 11.

Key facts

Founded

1963

IB Diploma since

1999

Students

about 1,300 (2026)

Nationalities

55+

Ages

3-18

Status

Private, non-profit

Teaching languages

English, German

Students

Co-educational

Boarding

No, day school

Programmes

• DP
  Diploma Programmeages 16 to 19, authorised in 1999

Also taught: AP

Accreditations: NEASC

Tuition fees

CHF 16,900 – CHF 39,700 per year

Annual fees published by the school (2026-27), from the youngest to the oldest year group. Registration, transport and meals may be extra. Source