Top 10 Best Illinois Private High Schools Belonging to National Association of Independent Schools (NAIS) (2025)
For the 2025 school year, there are 20 private high schools belonging to National Association of Independent Schools (NAIS) serving 9,362 students in Illinois. You can also find more schools membership associations in Illinois.
15% of private high schools belonging to National Association of Independent Schools (NAIS) in Illinois are religiously affiliated (most commonly Catholic).
Got an aspiring hockey player in your family? Be sure to check out private high schools. Your daughter or son will find some excellent hockey teams as well as superb sports facilities to match. And, yes, the academics are first-rate too.
This comprehensive guide helps parents navigate the various teaching methods used in today's high school classrooms. By understanding these approaches, you'll be better equipped to support your teen's learning journey, communicate effectively with teachers, and create a complementary learning environment at home.
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