Private Schools in Middleton, Idaho

Riverstone International School is a highly-regarded IB World School serving the greater Boise area, including Middleton families. The school offers a comprehensive International Baccalaureate program from primary years through diploma, emphasizing global citizenship and outdoor education. With small class sizes (8:1 student-teacher ratio) and a diverse international community, Riverstone provides rigorous academic preparation alongside extensive outdoor and leadership programs. The campus features modern facilities including science labs, art studios, and athletic facilities, with many students commuting from Middleton for the school's strong college preparatory focus and international curriculum.

The Ambrose School is a classical Christian academy serving families throughout the Treasure Valley, including Middleton. Following the classical trivium model (grammar, logic, and rhetoric stages), the school integrates faith and learning across all subjects. The rigorous college preparatory program features Socratic discussion methods, Latin instruction, and comprehensive fine arts and athletics programs. The 22-acre campus includes modern classrooms, science labs, performing arts spaces, and athletic facilities. With strong parent satisfaction ratings and a proven track record of college admissions, The Ambrose School attracts families seeking rigorous academic training within a Christian worldview framework.

Sage International School is a public charter school with a private-school caliber IB program that serves students from Middleton and surrounding communities. The school offers the full International Baccalaureate continuum from elementary through high school, with strong emphasis on STEM education, global perspectives, and language acquisition. The innovative curriculum includes project-based learning, technology integration, and extensive extracurricular opportunities. Located in Boise's Warm Springs area, the school features modern facilities and attracts families seeking rigorous, internationally-focused education with the accessibility of a public charter school model. The school has earned recognition for academic excellence and serves as a popular choice for Middleton-area families.