For the 2026 school year, there are 82 private schools belonging to membership associations in Delaware.
The most popular school membership associations are National Association of Independent Schools (NAIS) (22% of schools), National Association for the Education of Young Children (18% of schools) and National Catholic Educational Association (NCEA) (17% of schools).
Top-Ranked Delaware Private Schools by Membership Association (2026)
Membership Association
# Schools
# Students
% Minority
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