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Bridges Academy
Montessori School Of Lake Forest
Rosary College Prep Top 19 ยท Highest Avg. ACT Score (IL)

Best Illinois Private Schools Belonging to State or regional independent school association (2026-27)

For the 2026-27 school year, there are 34 private schools belonging to State or regional independent school association serving 7,810 students in Illinois. You can also find more schools membership associations in Illinois.
The top ranked private schools belonging to State or regional independent school association in Illinois include St. Clare Catholic School, Lake Forest Academy, and Woodlands Academy Of The Sacred Heart.
The average tuition cost is $14,758, which is higher than the Illinois private school average tuition cost of $10,423.
50% of private schools belonging to State or regional independent school association in Illinois are religiously affiliated (most commonly Catholic and Christian).

Quick Facts (2026-27)

  • # Private Schools: 34

Quick Facts (2026-27)

  • # Private Schools: 34

Top Ranked Private Schools Belonging to State or regional independent school association in Illinois (2026-27)

Map of Allendale School
Allendale School
Gr: 1-12 | 156 students
Special Education School
600 W Grand Ave
Lake Villa, IL 60046
(847) 245-6400
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Map of Frances Xavier Warde School
Frances Xavier Warde School
Gr: PK-8 | 845 students
Avg. class size: 20 students
Sports: 3 | Extracurriculars: 5
Catholic
120 S Desplaines Street
Chicago, IL 60661
(312) 268-2544
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Map of Keith Country Day School
Keith Country Day School
Gr: PK-12 | 236 students
Sports: 5
1 Jacoby Pl
Rockford, IL 61107
(815) 399-8823
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Lake Forest Academy Photo
Lake Forest Academy
Gr: 9-12 | 452 students
Avg. class size: 12 students
Sports: 15 | Extracurriculars: 25
1500 W Kennedy Rd
Lake Forest, IL 60045
(847) 615-3257
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Map of Lake Shore Schools
Lake Shore Schools
Gr: NS-K | 292 students
Avg. class size: 20 students
5611 N Clark St
Chicago, IL 60660
(773) 561-6707
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Map of The Latin School Of Chicago
The Latin School Of Chicago
Gr: PK-12 | 1,172 students
Sports: 17
59 W North Blvd
Chicago, IL 60610
(312) 582-6014
(2)
View Profile
Rosary College Prep Photo
Rosary College Prep
Gr: 9-12 | 265 students
Sports: 13 | Extracurriculars: 19
All-girls (Catholic)
901 N Edgelawn Dr
Aurora, IL 60506
(630) 893-0831
(1)
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Map of St. Clare Catholic School
St. Clare Catholic School
Gr: PK-8 | 467 students
Catholic
214 W 3rd St
O Fallon, IL 62269
(618) 632-6327
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Map of St. Ferdinand Parish School
St. Ferdinand Parish School
Gr: PK-8 | 254 students
Catholic
3131 N Mason Ave
Chicago, IL 60634
(773) 622-3022
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St. Giles School Photo
St. Giles School
Gr: PK-8 | 348 students
Avg. class size: 16 students
Sports: 6 | Extracurriculars: 10
Catholic
1034 Linden Ave
Oak Park, IL 60302
(708) 383-6279
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Map of St. John's Lutheran
St. John's Lutheran
Gr: PK-8 | 264 students
Lutheran Church Missouri Synod
220 S Lincoln Ave
Lombard, IL 60148
(630) 932-3196
(1)
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Map of St. Laurence High School
St. Laurence High School
Gr: 9-12 | 913 students
Avg. class size: 23 students
Catholic
5556 W 77th St
Burbank, IL 60459
(708) 458-6900
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Map of Woodlands Academy Of The Sacred Heart
Woodlands Academy Of The Sacred Heart
Gr: 9-12 | 100 students
Avg. class size: 10 students
Sports: 7
All-girls (Catholic)
760 E Westleigh Rd
Lake Forest, IL 60045
(847) 234-4300
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Map of Alternative Academic Achievement Academy
Alternative Academic Achievement Academy
Gr: 1-8 | 46 students
Alternative School
14418 S Mckinley Ave
Posen, IL 60469
(708) 206-0000
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Map of Bekidz (true Vine Bekidz)
Bekidz (true Vine Bekidz)
Gr: PK-K | 24 students
Daycare / Preschool (Christian)
5700 Old Collinsville Rd Fairview Heights, IL, US 62208
Belleville, IL 62221
(405) 696-9500
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Bridges Academy Photo
Bridges Academy
Gr: K-5 | 41 students
Montessori School
716 Oak St
Saint Charles, IL 60174
(630) 513-1686
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Map of Charter School Academy College Prep
Charter School Academy College Prep
Gr: PK-12 | 31 students
Christian
1443 W 63rd St
Chicago, IL 60636
(312) 675-8691
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Map of Coordinated Youth & Human Services
Coordinated Youth & Human Services
Gr: 5-12 | 64 students
Special Education School
2016 Madison Ave
Granite City, IL 62040
(618) 451-0552
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Map of Holy Trinity School
Holy Trinity School
Gr: PK-8 | 166 students
Catholic
108 S Linden Ave
Westmont, IL 60559
(630) 971-0184
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Map of Jane Addams High School
Jane Addams High School
Gr: 9-12 | 200 students
Avg. class size: 20 students
Alternative School
1814 S Union Ave
Chicago, IL 60616
(312) 563-1746
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Frequently Asked Questions

What are the top ranked private schools belonging to State or regional independent school association in Illinois?
The top ranked private schools belonging to State or regional independent school association in Illinois include St. Clare Catholic School, Lake Forest Academy, and Woodlands Academy Of The Sacred Heart.
How many private schools belonging to State or regional independent school association are located in Illinois?
34 private schools belonging to State or regional independent school association are located in Illinois.
How much do private schools belonging to State or regional independent school association cost in Illinois?
The average tuition cost is $14,758, which is higher than the Illinois private school average tuition cost of $10,423.
How diverse are private schools belonging to State or regional independent school association in Illinois?
Illinois private schools belonging to State or regional independent school association are approximately 42% minority students, which is higher than the Illinois private school average of 34%.
What percentage of private schools belonging to State or regional independent school association are religiously affiliated in Illinois?
50% of private schools belonging to State or regional independent school association in Illinois are religiously affiliated (most commonly Catholic and Christian).
34
Private Schools
7,810
Students
$14,758
Avg. Tuition
42%
Students of Color
11:1
Student-Teacher Ratio

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