For the 2026 school year, there are 82 religiously affiliated private schools serving 9,860 students in Montana (61% of all schools).
The average tuition cost is $6,466, which is lower than the Montana private school average tuition cost of $11,689.
The most common religiously affiliated schools are Catholic (26% of schools), Christian (22% of schools) and Seventh Day Adventist (16% of schools).
Top-Ranked Montana Private Schools by Religious Affiliation (2026)
Religious Affiliation
# Schools
# Students
% Minority
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