St. Matthias School Photo - St. Matthias is a nurturing and spiritual learning community dedicated to teaching children to be critical thinkers and have a global perspective.

Best Illinois Private Preschools Belonging to International Baccalaureate (IB) World School (2026)

For the 2026 school year, there are 7 private preschools belonging to International Baccalaureate (IB) World School serving 2,385 students in Illinois. You can also find more schools membership associations in Illinois.
The top-ranked private preschools belonging to International Baccalaureate (IB) World School in Illinois include Holy Family Catholic Academy, Daystar Academy, and British International School of Chicago-South Loop.
The average acceptance rate is 92%, which is higher than the Illinois private preschool average acceptance rate of 86%.
43% of private preschools belonging to International Baccalaureate (IB) World School in Illinois are religiously affiliated (most commonly Catholic and Christian).

Top-Ranked Private Preschools Belonging to International Baccalaureate (IB) World School in Illinois (2026)

School
Location
Quick Facts
German International School Chicago
German International School Chicago Photo - Hooray for 8th Grade Graduates
Special Program Emphasis
(1)
1726 W Berteau Ave
Chicago, IL 60613
(773) 857-3000
Gr: PK-9 | 196 students Avg. class size: 15 students Sports: 8 | Extracurrculars: 18 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
GEMS World Academy Chicago
GEMS World Academy Chicago Photo
(7)
350 E. South Water Street
Chicago, IL 60601
(312) 809-8900
Gr: PK-8 | 343 students Avg. class size: 18 students Sports: 4
Holy Family Catholic Academy
Holy Family Catholic Academy Photo
(Catholic)
(5)
2515 Palatine Rd
Palatine, IL 60067
(847) 907-3452
Gr: NS-8 | 501 students Avg. class size: 20 students Sports: 6 | Extracurrculars: 6 Tuition listed
St. Matthias School
St. Matthias School Photo - St. Matthias is the only International Baccalaureate (IB) Catholic elementary school in the state of Illinois.
(Catholic)
(7)
4910 N Claremont Ave
Chicago, IL 60625
(773) 784-0999
Gr: PK-8 | 245 students Avg. class size: 20 students Sports: 4 | Extracurrculars: 9 Tuition listed
Peoria Academy
Peoria Academy Photo - Peoria Academy preparing students to be caring, resilient, and successful in an increasingly global tomorrow.
(1)
2711 W Willow Knolls Dr
Peoria, IL 61614
(309) 692-7570
Gr: PK-8 Avg. class size: 13 students Sports: 8 | Extracurrculars: 2 Tuition listed

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