For the 2026 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 Allendale School, The Latin School Of Chicago, and Lake Forest Academy.
The average acceptance rate is 82%, which is higher than the Illinois private high school average acceptance rate of 81%.
Top-Ranked Private High Schools Belonging to State or regional independent school association in Illinois (2026)
School
Location
Quick Facts
Allendale School
Special Education School
600 W Grand Ave
Lake Villa, IL 60046
(847) 245-6400
Lake Villa, IL 60046
(847) 245-6400
Gr: 1-12 | 156 students
1 Jacoby Pl
Rockford, IL 61107
(815) 399-8823
Rockford, IL 61107
(815) 399-8823
Gr: PK-12 | 236 students Sports: 5 Tuition listed
1500 W Kennedy Rd
Lake Forest, IL 60045
(847) 615-3257
Lake Forest, IL 60045
(847) 615-3257
Gr: 9-12 | 452 students Avg. class size: 12 students Sports: 15 | Extracurrculars: 25 Tuition & acceptance rate listed
59 W North Blvd
Chicago, IL 60610
(312) 582-6014
Chicago, IL 60610
(312) 582-6014
Gr: PK-12 | 1,172 student Avg. class size: 15 students Sports: 17
901 N Edgelawn Dr
Aurora, IL 60506
(630) 893-0831
Aurora, IL 60506
(630) 893-0831
Gr: 9-12 | 265 students Sports: 13 | Extracurrculars: 19 Tuition & acceptance rate listed
St. Laurence High School
(Catholic)
5556 W 77th St
Burbank, IL 60459
(708) 458-6900
Burbank, IL 60459
(708) 458-6900
Gr: 9-12 | 913 students Avg. class size: 23 students
Woodlands Academy Of The Sacred Heart
All-girls (Catholic)
760 E Westleigh Rd
Lake Forest, IL 60045
(847) 234-4300
Lake Forest, IL 60045
(847) 234-4300
Gr: 9-12 | 120 students Avg. class size: 10 students Tuition & acceptance rate listed
Charter School Academy College Prep
(Christian)
1443 W 63rd St
Chicago, IL 60636
(312) 675-8691
Chicago, IL 60636
(312) 675-8691
Gr: PK-12 | 31 students
Coordinated Youth & Human Services
Special Education School
2016 Madison Ave
Granite City, IL 62040
(618) 451-0552
Granite City, IL 62040
(618) 451-0552
Gr: 5-12 | 64 students
Jane Addams High School
Alternative School
1814 S Union Ave
Chicago, IL 60616
(312) 563-1746
Chicago, IL 60616
(312) 563-1746
Gr: 9-12 | 200 students Avg. class size: 20 students
Metro-east Lutheran High School
(Lutheran Church Missouri Synod)
6305 Center Grove Road
Edwardsville, IL 62025
(618) 656-0043
Edwardsville, IL 62025
(618) 656-0043
Gr: 9-12 | 174 students Avg. class size: 18 students Tuition & acceptance rate listed
Pike County Christian Academy
(Christian)
1308 W Washington St Ste A
Pittsfield, IL 62363
(217) 285-5722
Pittsfield, IL 62363
(217) 285-5722
Gr: K-12 | 44 students
4848 Turner Street
Rockford, IL 61107
(815) 877-1600
Rockford, IL 61107
(815) 877-1600
Gr: PK-9 | 138 students Avg. class size: 12 students Extracurrculars: 5 Tuition & acceptance rate listed
Recent Articles
Private School Fees Increase Mid-Year: A Parent Action Plan
A 2026 parent action plan for managing mid-year private school tuition increases, including contracts, negotiation tips, and financial options.
Private School Scholarship Scams & Red Flags to Watch Out For (2026 Guide)
Learn how to spot private school scholarship scams in 2026, including red flags, real examples, and expert tips to protect families.
Diversity in Private Schools: Progress and Obstacles in 2026
Explore how private schools are advancing diversity in 2026, key gains made, ongoing challenges, and what families should know.
