For the 2026 school year, there are 304 private schools belonging to membership associations in Connecticut.
The most popular school membership associations are National Association of Independent Schools (NAIS) (26% of schools), National Catholic Educational Association (NCEA) (24% of schools) and Other school association(s) (18% of schools).
Top-Ranked Connecticut Private Schools by Membership Association (2026)
Membership Association
# Schools
# Students
% Minority
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