2026 lists

Largest Private Schools in Blaine County, ID

The private schools in Blaine County, ID with the most students. Top 5 of 5 schools.

#1 Largest Private Schools in Blaine County, ID

Independent school · Grades Pre-K–12

397 students

Sun Valley, ID

B+Overall grade397 students8 students per teacher

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#2 Largest Private Schools in Blaine County, ID

Independent school · Grades Pre-K–12

397 students

Sun Valley, ID

A+Overall grade397 students5 students per teacher

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#3 Largest Private Schools in Blaine County, ID

Independent school · Grades Pre-K–12

391 students

Sun Valley, ID

B+Overall grade391 students7 students per teacher

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#4 Largest Private Schools in Blaine County, ID

Montessori school · Grades Pre-K–6

104 students

Ketchum, ID

BOverall grade104 students13 students per teacher

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#5 Largest Private Schools in Blaine County, ID

Alternative school · Grades 6–12

91 students

Hailey, ID

A-Overall grade91 students7 students per teacher

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From official public records, updated October 2026.