Private Schools in Garden Valley, Idaho

Challenger School is a highly-regarded private institution known for its rigorous academic curriculum and emphasis on critical thinking. Serving students from preschool through 8th grade, the school focuses on phonics-based reading, advanced mathematics, and logical reasoning. The Meridian campus serves families throughout the Treasure Valley region, including Garden Valley residents seeking strong academic foundations. The school maintains small class sizes and emphasizes individual student achievement with a back-to-basics approach that has proven successful for decades.

Riverstone International School is Idaho's only International Baccalaureate Continuum World School, offering IB programs from preschool through high school. Located in Boise, the school serves students from throughout southwestern Idaho with a globally-focused curriculum that emphasizes inquiry-based learning, critical thinking, and international-mindedness. The school features extensive outdoor education programs, modern facilities, and a diverse student body. Many Garden Valley families choose Riverstone for its rigorous academic preparation and strong college acceptance record.

Sage International School is a public charter school with a private school-like environment that serves students from kindergarten through 12th grade. As an authorized IB World School, Sage offers the International Baccalaureate curriculum across all grade levels, providing a consistent, challenging educational experience. The school emphasizes critical thinking, global citizenship, and college readiness. While technically a public charter, it operates with the selectivity and specialized programming of private institutions and serves families from Garden Valley and throughout the Treasure Valley region seeking IB education.