International School Basel
Fleischbachstrasse 2 | 4153 Reinach BL | Switzerland | +41 61 715 33 33
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Use the Communications Portal for:
  • general school information
  • online registrations
  • calendars and event information
  • directories



Each parent should have received a new username and a link to set a password. This activation step must be taken in order to access the ISB website. Please also note that access to the soon-to-be disabled Admin Portal requires use of your old username and password.

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About ISB

Situated in a beautiful and dynamic region of Switzerland, ISB is an English-speaking international day school which provides students aged 3-18 with the education, support and inspiration they need to become global citizens.



ISB has many years’ experience supporting students and families from all over the world. We accept students throughout the School year, dependent on availability of space and fulfillment of entry requirements. 


ISB is an International Baccalaureate (IB) World School. Currently studied by over one million students in 148 countries, the IB prepares students with the intellectual, personal, emotional and social skills needed to live, learn and work in a rapidly globalising world.


ISB is situated on three campuses, all easily accessible by public transport.

Student Services

The facilities, technological and personnel support on offer at ISB make a vital contribution to the academic, social and emotional development of all students at the School.

Student Life

Sports, drama, music, art, debate, representation, recreation – at ISB, there are numerous ways for students of all ages to cooperate and compete to improve existing skills or try something new.

Parent Community


Individual parents and parent groups constitute an indispensable part of the vibrant community of ISB. 

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