Spectrum School Photo - Julia reading the book "Alma" to our Early and Intermediate classes!

Top 5 Best Illinois Private High Schools Belonging to State or regional independent school association (2025)

For the 2025 school year, there are 13 private high schools belonging to State or regional independent school association serving 3,965 students in Illinois. You can also find more schools membership associations in Illinois.
The top ranked private high schools belonging to State or regional independent school association in Illinois include Lake Forest Academy, The Latin School Of Chicago, and Keith Country Day School.
The average acceptance rate is 77%, which is lower than the Illinois private high school average acceptance rate of 86%.
46% of private high schools belonging to State or regional independent school association in Illinois are religiously affiliated (most commonly Catholic and Christian).

Top Ranked Private High Schools Belonging to State or regional independent school association in Illinois (2025)

School
Location
Grades
Students
1 Jacoby Pl
Rockford, IL 61107
(815) 399-8823
Grades: PK-12
| 236 students
Lake Forest Academy
Lake Forest Academy Photo - Located on the former estate of J. Odgen Armour, various historical and modern buildings comprise Lake Forest Academy's 150-acre campus, including the Cressey Center for the Arts, the Reyes Family Science Center, and a newly expanded athletic center.
1500 W Kennedy Rd
Lake Forest, IL 60045
(847) 615-3257
Grades: 9-12
| 452 students
The Latin School Of Chicago
(2)
59 W North Blvd
Chicago, IL 60610
(312) 582-6014
Grades: PK-12
| 1,172 students
Rosary High School
Rosary High School Photo - Rosary High School is a Catholic, college-preparatory high school for young women located at 901 N. Edgelawn Drive in Aurora, and sponsored by the Dominican Sisters of Springfield, Illinois. At Rosary, we empower young women to achieve their greatest potential. For more information about Rosary High School, please visit www.rosaryhs.com.
All-girls (Catholic)
(1)
901 N Edgelawn Dr
Aurora, IL 60506
(630) 893-0831
Grades: 9-12
| 265 students
St. Laurence High School
(Catholic)
5556 W 77th St
Burbank, IL 60459
(708) 458-6900
Grades: 9-12
| 913 students
Allendale School
Special Education School
600 W Grand Ave
Lake Villa, IL 60046
(847) 245-6400
Grades: 1-12
| 156 students
Charter School Academy College Prep
(Christian)
1443 W 63rd St
Chicago, IL 60636
(312) 675-8691
Grades: PK-12
| 31 students
Coordinated Youth & Human Services
Special Education School
2016 Madison Ave
Granite City, IL 62040
(618) 451-0552
Grades: 5-12
| 64 students
Jane Addams High School
Alternative School
1814 S Union Ave
Chicago, IL 60616
(312) 563-1746
Grades: 9-12
| 200 students
Metro-east Lutheran High School
(Lutheran Church Missouri Synod)
6305 Center Grove Road
Edwardsville, IL 62025
(618) 656-0043
Grades: 9-12
| 174 students
Pike County Christian Academy
(Christian)
1308 W Washington St Ste A
Pittsfield, IL 62363
(217) 285-5722
Grades: K-12
| 44 students
Spectrum School
Spectrum School Photo - Julia reading the book "Alma" to our Early and Intermediate classes!
(3)
4848 Turner Street
Rockford, IL 61107
(815) 877-1600
Grades: PK-9
| 138 students
Woodlands Academy Of The Sacred Heart
All-girls (Catholic)
760 E Westleigh Rd
Lake Forest, IL 60045
(847) 234-4300
Grades: 9-12
| 120 students

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