BoardingSchoolReview.com lists 4 boarding schools as International Baccalaureate Organization (IBO) members, serving 1,350 students. Learn more about the association at International Baccalaureate Organization (IBO).
Membership data comes from the schools themselves and from published association directories. See all school associations.
International Baccalaureate Organization (IBO) Member Schools (2026-27)
School
Location
Quick Facts
582 Columbus Ave
Thornwood, NY 10594
(914) 495-6056
Thornwood, NY 10594
(914) 495-6056
Gr: 9-12 | 290 students Student-teacher ratio: 8:1 Avg. class size: 15 students Tuition listed
Chem. de Pangires 26
Saint-Légier-La Chiésaz, Switzerland 1806
412155550
Saint-Légier-La Chiésaz, Switzerland 1806
412155550
Gr: 6-12 | PK-12 (day) | 620 students Student-teacher ratio: 6:1 Avg. class size: 10 students Tuition listed
5521 East Warm Springs Avenue
Boise, ID 83716
(208) 424-5000
Boise, ID 83716
(208) 424-5000
Gr: 8-12 | PK-12 (day) | 320 students Student-teacher ratio: 7:1 Avg. class size: 18 students Acceptance rate: 80% Tuition listed
3511 Verde Valley School Road
Sedona, AZ 86351
(928) 284-2272
Sedona, AZ 86351
(928) 284-2272
Gr: 9-12 | 120 students Student-teacher ratio: 6:1 Avg. class size: 10 students Acceptance rate: 60% Tuition listed
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