For the 2026 school year, there are 2 college-prep and junior boarding schools serving 860 students located throughout Idaho.
You can also browse our full boarding school directory or specify additional search criteria.
Best Idaho Boarding Schools (2026)
Top Idaho Boarding Schools (2026)
Gr: 8-12 | PK-12 (day) | 425 students
Student-teacher ratio: 7:1
Avg. class size: 18 students
Acceptance rate: 80%
Tuition listed
5521 East Warm Springs Avenue
Boise, ID 83716
(208) 424-5000
Sun Valley, ID
Gr: 9-12 | PK-12 (day) | 435 students
Student-teacher ratio: 6:1
Avg. class size: 15 students
Acceptance rate: 30%
Tuition listed
1 Community School Drive
Sun Valley, ID 83353
(208) 622-3960
Frequently Asked Questions
How many boarding schools are located in Idaho?
There are 2 college-preparatory boarding schools located in Idaho.
What is the oldest boarding school in Idaho?
Sun Valley Community School, founded in 1973, is the oldest boarding school in Idaho.
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Quick Facts (2026)
- # Boarding Schools: 2
- # Students Served: 860
Featured Schools
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