Today, students from over 40 nationalities and 24 language backgrounds learn side by side, developing the skills and character they need to lead with integrity, think with confidence, and serve with compassion.

IST offers the full IB Continuum: Primary Years Programme (PYP), Middle Years Programme (MYP), and the highly regarded Diploma Programme (DP). IST is one of thirteen schools in Texas and the first independent, secular, PK-12 school in the Austin area to offer the IB Continuum.
Our purpose-built campus in Bee Cave opened in August 2024, welcoming our first high school cohort and providing state-of-the-art facilities including:
Every detail of our campus was designed to inspire inquiry, collaboration, and joy.

We cultivate a respectful, global community that instills students with integrity, confidence, intellect in pursuit of improving themselves and serving the world around them.

To build an innovative and enduring institution that provides an exceptional education.

Respect
Integrity
Confidence
Intellect
Service