Alto students outperform highest-ranked school systems in the world.

Six time Parent Choice Award winner

Register for fall open house events.

Alto is the oldest German language immersion school on the West Coast.

Apply now for fall 2018.

The IB Advantage

The International Baccalaureate (IB) Program is recognized in the U.S. and worldwide for its unique inquiry-based academic program and its emphasis on students’ personal development, preparing students for university and life beyond.

German Language Track

Alto’s German immersion program for native speakers as well as those who would like to learn the language enables students to become proficient in German and English, opening the door to a world of possibilities.

English Language Track

Our middle and high school English language track offers a rigorous and balanced academic program with an international perspective, preparing today’s students to become tomorrow’s global thinkers.

Alto International School believes in the importance of a globally-minded, progressive education.

Alto is an International Baccalaureate World School in the heart of Silicon Valley and is the only school in the Bay Area offering the International Baccalaureate from preschool through high school. Every day we create a stimulating learning environment for our students who come from all over the world. Students of all ages are exposed to an international mindset and an inquiry-based learning approach.

Our internationally focused middle and high school program offers students a unique preparatory, multilingual education providing them with the necessary skills for university and life beyond. Students are taught in a multilingual environment, graduating with literacy skills in at least two languages. For younger students we offer a German-immersion focused preschool and elementary program, educating engaged, independent, and balanced learners.

At Alto, we believe that the world needs young people eager to take on today’s and tomorrow’s challenges. Alto International School equips students with the skills and confidence to contribute to making our world a better place.

  • Summer Hours

    During the summer, our office hours are Mo – Fr from 9:00 am to 3:00 pm. The office will be closed from July 2 to 6. School resumes on Aug 23, 2018.
    Have a wonderful summer!

  • Enrolling Now

    We are accepting applications in selected grades for fall 2018. Contact us to inquire about space availability and to schedule a tour.

  • Alto in the News

    Click here to read what the Frankfurter Allgemeine Zeitung, a leading newspaper in Germany, writes about Alto.

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