British International School of Chicago-South Loop Photo - Our Early Years curriculum for children in Nursery (Preschool) and Reception (Junior Kindergarten) integrates the best components of the International Primary Curriculum and follows the Early Years Foundation Stage framework.

Best Illinois Private High Schools Belonging to International Baccalaureate (IB) World School (2025-26)

For the 2025-26 school year, there are 3 private high schools belonging to International Baccalaureate (IB) World School serving 1,250 students in Illinois. You can also find more schools membership associations in Illinois.
The top ranked private high schools belonging to International Baccalaureate (IB) World School in Illinois include British International School of Chicago-South Loop, Daystar Academy, and Beacon Academy.
The average acceptance rate is 92%, which is higher than the Illinois private high school average acceptance rate of 82%.
33% of private high schools belonging to International Baccalaureate (IB) World School in Illinois are religiously affiliated (most commonly Christian).

Top Ranked Private High Schools Belonging to International Baccalaureate (IB) World School in Illinois (2025-26)

School
Location
Quick Facts
Beacon Academy
Beacon Academy Photo
Montessori School
1574 Sherman Avenue
Evanston, IL 60201
(224) 999-1177
Gr: 9-12 | 150 students Avg. class size: 12 students Sports: 12 | Extracurrculars: 20 Tuition listed
161 West 9th Street
Chicago, IL 60605
(773) 998-2472
Gr: NS-12 | 799 students Avg. class size: 15 students Sports: 12 Tuition & acceptance rate listed
Daystar Academy
Daystar Academy Photo
Special Program Emphasis (Christian)
(1)
1550 S State St
Chicago, IL 60605
(312) 791-0001
Gr: PK-12 | 301 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 8 Tuition & acceptance rate listed

Recent Articles

Understanding Private School Tuition in 2025
Understanding Private School Tuition in 2025
Explore updated private school tuition trends, costs, policy shifts, and financial planning insights for 2025 families considering private education.
Private School Curriculum in 2025: Key Courses and Trends
Private School Curriculum in 2025: Key Courses and Trends
Explore what private schools are teaching in 2025, from core subjects and AI to global studies and tuition trends shaping private education today.
Sliding-Scale & Income-Based Tuition Models for Private Schools
Sliding-Scale & Income-Based Tuition Models for Private Schools
Learn how sliding-scale and income-based tuition models work and whether they are right for your family. Compare costs, eligibility, and school options.