For the 2025 school year, there are 894 religiously affiliated private schools serving 190,767 students in Illinois (55% of all schools).
The average tuition cost is $6,811, which is lower than the Illinois private school average tuition cost of $9,756.
The most common religiously affiliated schools are Catholic (48% of schools), Christian (16% of schools) and Lutheran Church Missouri Synod (13% of schools).
Academy of St. Benedict the African built on a tradition of love, hope, spirituality and excellence. Discover the difference!
Top Ranked Illinois Private Schools by Religious Affiliation (2025)
Religious Affiliation
# Schools
# Students
% Minority
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