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A beautiful place to belong

A beautiful
place to belong

Nestled in the breathtaking Swiss Mountains, ISZL is a welcoming and supportive community where students from around the globe flourish. Our unique setting provides daily opportunities for exploration and connection. ISZL is a place where you truly belong.

high school students on riverside campus
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Parents and children outside ISZL
Two girls in conversation, representing the engaging and supportive learning environment at ISZL.
Two boys reading a book together, reflecting ISZL’s welcoming and international learning environment.
high school students on riverside campus
Primary School student jumping in an indoor gym during a sports activity.
The best thing about the School is how you can be whoever you want to be and do whatever you want to do.

David, year 1

We are all ISZL

We are a school dedicated to fostering a sense of belonging, providing a comprehensive education that empowers students to become lifelong learners, global citizens, and compassionate individuals. We believe in the power of diversity and respect for all. At ISZL, students can thrive academically, socially, and emotionally.

Our Mission and Vision

An idyllic setting to inspire

3

exciting locations to explore

2

school campuses with superb facilities

1

impressive mountain chalet

Riverside Campus

High School

Riverside Campus

Located in Hünenberg, this campus hosts the ISZL High School. It comprises the main building with over 20 classrooms, state-of-the-art science labs, library, art atelier and music rooms, the triple gym, and additional space in the neighbouring Seeblick and Alpenblick buildings.

400

students age 14–18

45

rooms to explore

Find out more Take a tour
Arial view of top international school riverside campus

Where we are

Rothusstrasse 4b
6331 Hünenberg
Switzerland

Get directions
Zug Campus

Early Years, Primary & Middle School

Zug Campus

Located in an idyllic rural setting on the outskirts of Baar, this campus hosts Early Years, the Primary School and the Middle School. The main building, Wettinger House, was constructed in the 17th century and is surrounded by modern buildings. There are 800 students on this campus ages 3–14.

800

students age 3–14

75

rooms to explore

Find out more Take a tour
aerial view of top international school zug campus

Where we are

Walterswil 1
6340 Baar
Switzerland

Get directions
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Chalet Bergheim Outdoor Education Centre

Explore the chalet

ISZL at a glance

Since 1961, we have offered a comprehensive, rigorous academic programme that connects students to the world around them. Keep up to date with what we get up to below.

58

student nationalities throughout the school

Children enjoying the snow outside Chalet Bergheim at ISZL’s Outdoor Centre in Switzerland.

Skiing in Wengen

26 Mar
Community

Reflections on Youth Forum Switzerland 2025

A large group of students collaborating and actively participating together at the Youth Forum Switzerland 2025 event at ISZL.
Read the article
student singing

Middle School Production

A small group of Grade 10 students have taken an exciting step in their entrepreneurial journey, ...

Connect with us

35.0

average International Baccalaureate

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Outdoor Learning in Primary School

03 Jun
Latest News

Building for the Future: Our New Middle School

Read the article

Early Years Students Around the Fire Pit

131

clubs and activities to enjoy with over 70 competitive sports teams

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International Day on Zug Campus

Our community events are at the heart of life at ISZL. Together with our Parents’ Association, we have created a supportive place for all. Why not join the fun?!

Get involved
Primary School student jumping in an indoor gym during a sports activity.

AGES 3-11

Primary School

Our Primary Years Programme promotes active learning so that students can choose, plan, act and challenge.

Primary School

AGES 11-14

Middle School

Students begin the IB Middle Years Programme, a rigorously challenging programme for an ever-changing world.

Middle School

AGES 14-18

High School

We offer an exciting and diverse academic High School programme with excellent results, preparing them for future success.

High School

Admissions

Two boys reading a book together, reflecting ISZL’s welcoming and international learning environment.
Read more
Read more

Support us

Children performing on stage during a primary school musical event at ISZL, celebrating creativity and community spirit.
Read more
Read more

Work for Us

Teacher leading a classroom circle activity, reflecting ISZL’s collaborative and student-centered learning environment.
Read more
Read more
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Get in Touch

Early Years–Grade 8

Zug Campus
Walterswil 1
6340 Baar, Switzerland

office.zug@iszl.ch

+41 41 768 29 00 (Primary)


+41 41 768 29 03 (Middle)

Get directions

Grade 9–Grade 12

Riverside Campus
Rothusstrasse 4B
6331 Hünenberg, Switzerland

office.riverside@iszl.ch

+41 41 768 29 50

Get directions

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