Featured School: Covenant Classical School
Naperville, IL
Covenant Classical School is a top-rated, private, non-denominational Classical Christian school in Naperville, Illinois, offering a distinctive, biblically grounded education for grades Kindergarten - 10, with grades 11 and 12 coming soon. Our mission is to provide an exceptional education in the classical tradition that honors Jesus Christ as the beginning and end of all truth, goodness, and beauty. Our academically rigorous curriculum is fortified by Latin, cross-subject synthesis, Socratic questioning and Aristotelian logic. This robust foundation is strengthened by the strategic alignment of lessons and techniques intentionally tailored to your child's age and development. Inquire today to discover why classical education is the fastest-growing private school model in the U.S. and how it cultivates wisdom, virtue, and a lifelong love of learning.
The Avery Coonley School Photo - 'Gathering' is a tradition at ACS where students in Groups 1-8, faculty, and staff come together as a community to participate in various activities such as watching a performance, interacting with a presentation, and more.

Best Illinois Private Schools Belonging to Membership Associations (2025)

For the 2025 school year, there are 1,053 private schools belonging to membership associations in Illinois.
The most popular school membership associations are National Catholic Educational Association (NCEA) (30% of schools), National Association for the Education of Young Children (14% of schools) and Other school association(s) (13% of schools).

Top Ranked Illinois Private Schools by Membership Association (2025)

Membership Association
# Schools
# Students
% Minority
72
20,384
33%

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