Class in Action Open Houses

Not all IB schools are created equal. Visit our "Classes in Action" Open Houses to see how we provide the best in IB Education.

Top Ranked High School

For the third year in a row, ISI is proud to be recognized as one of the top high schools in America by the Washington Post in their annual “High School Challenge” rankings report. Graduation rate is 100%, with alumni studying at acclaimed universities locally and abroad.

What Sets ISI Apart

An ISI education is a unique passport to success in our rapidly changing world. We focus on the all-around development of our students - an unparalleled education based on worldwide standards of excellence.

Exceptional is not the Exception

ISI offers an integrated International Baccalaureate curriculum, and accepts new students at any grade level. No previous language experience needed!

Top 10 Reasons to Choose ISI

Marrying the IB Curriculum with language immersion, ISI is one of only six Pre-K-Grade 12 schools of its kind across the US, and the only one in the Midwest.

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‘As a parent of a student in the French track from kindergarten to now 9th grade, I can tell you the curriculum and environment provide children with an unparalleled education!’
ISI Parent
Future Students
Families Living in Indiana Families Living in Indiana

The majority of ISI students are from central Indiana. We welcome new students at any grade level without any prior knowledge of a foreign language.

Families Relocating to Indiana Families Relocating to Indiana

By integrating international standards of academic achievement, ISI facilitates the transfer of students to and from domestic and overseas schools.

Exchange Students Exchange Students

Spend three years at ISI, live with American families, learn to speak English, and graduate with the prestigious IB Diploma.

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