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Best Illinois Private Schools (2024-25)

For the 2024-25 school year, there are 1,710 private schools serving 261,430 students in Illinois (there are 4,387 public schools, serving 1,867,593 students). 12% of all K-12 students in Illinois are educated in private schools (compared to the national average of 11%).
The average private school tuition is $8,799 for elementary schools and $14,236 for high schools (view national tuition averages).
The best top ranked private schools in Illinois include Loyola Academy, St. Bede Academy and Lake Forest Academy.
The average acceptance rate is 90% (view national acceptance rates). Minority enrollment is 34% and the student:teacher ratio is 13:1.
55% of schools are religiously affiliated (most commonly Catholic and Christian).

Top Ranked Illinois Private Schools by County (2024-25)

County
# Schools
# Students
% of K-12 Students in Private Schools
10
1,813
17%
802
136,748
16%
180
25,598
15%
63
8,907
9%
109
12,726
9%
11
1,686
10%
4
540
12%
14
2,693
10%
9
1,637
10%
41
6,155
14%
30
5,054
16%
19
3,826
12%
76
8,923
7%

Frequently Asked Questions

What are the top ranked private schools in Illinois?
The best top ranked private schools in Illinois include Loyola Academy, St. Bede Academy and Lake Forest Academy.
How many private schools are located in Illinois?
1,710 private schools are located in Illinois.
How much do private schools cost in Illinois?
The average private school tuition in Illinois is $8,799 for elementary schools and $14,236 for high schools
How diverse are private schools in Illinois?
Illinois private schools are approximately 34% minority students (view national minority students).
What percentage of students in Illinois go to private school?
12% of all K-12 students in Illinois are educated in private schools (compared to national average of 11%).
What percentage of private schools are religiously affiliated in Illinois?
55% of private schools in Illinois are religiously affiliated (most commonly Catholic and Christian).

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