Largest Illinois Private Schools

All Schools
(1646)
All Schools
(1646)
 
High Schools
(406)
High Schools
(406)
 
Elementary Schools
(1046)
Elementary Schools
(1046)
 
Preschools
(1261)
Preschools
(1261)
 
  • The average private school in Illinois has approximately 168 students (2020-21).
  • The largest private school in Illinois is American School with 6,319 students.
  • The private schools with the largest student enrollments are listed below (where sufficient data available).

Largest Illinois Private Schools (2020-21)

  • School # Students Grades Location
  • Rank: #11.
    American School
    American School Photo
    Students: 6,319
    Grades: 6-122200 E 170th St
    Lansing, IL 60438
    (708) 418-2800

  • Rank: #22. Students: 2,170
    Grades: PK-121362 E 59th Street
    Chicago, IL 60637
    (773) 834-1638

  • Rank: #33.
    Loyola Academy
    (Roman Catholic)
    Students: 2,072
    Grades: 9-121100 Laramie Ave
    Wilmette, IL 60091
    (847) 256-1100

  • Rank: #44.
    One World School- Llc
    Alternative School (Christian)
    Students: 1,914
    Grades: 6-12747 18th Ave
    East Moline, IL 61244
    (309) 738-0265

  • Rank: #55.
    Marist High School
    (Roman Catholic)
    Students: 1,780
    Grades: 9-124200 W 115th St
    Chicago, IL 60655
    (773) 881-5300

  • Rank: #66.
    St Ignatius College Prep
    (Roman Catholic)
    Students: 1,373
    Grades: 9-121076 West Roosevelt Road
    Chicago, IL 60608
    (312) 421-5900

  • Rank: #77.
    Benet Academy
    (Roman Catholic)
    Students: 1,330
    Grades: 9-122200 Maple Ave
    Lisle, IL 60532
    (630) 719-2782

  • Rank: #88.
    Fenwick High School
    (Roman Catholic)
    Students: 1,196
    Grades: 9-12505 Washington Blvd
    Oak Park, IL 60302
    (708) 386-0127

  • Rank: #99. Students: 1,137
    Grades: PK-1259 W North Blvd
    Chicago, IL 60610
    (312) 582-6000

  • Rank: #1010.
    Rockford Christian Schools
    (Christian)
    Students: 1,111
    Grades: PK-121401 N Bell School Road
    Rockford, IL 61107
    (815) 399-3465

  • Rank: #1111.
    Carmel Catholic High School
    (Roman Catholic)
    Students: 1,107
    Grades: 9-121 Carmel Pkwy
    Mundelein, IL 60060
    (847) 566-3000

  • Rank: #1212.
    Providence Catholic High School
    Providence Catholic High School Photo
    (Roman Catholic)
    Students: 1,036
    Grades: 9-121800 W Lincoln Hwy
    New Lenox, IL 60451
    (815) 485-2136

  • Rank: #1313.
    St. Patrick High School
    St. Patrick High School Photo - Founded by the Christian Brothers in 1861, Saint Patrick is Chicago's oldest, all-male Catholic high school. We help all students become lifelong learners and assets to society. Our mandatory drug-testing for all students helps maintain a safe, drug-free learning environment. Call or visit us today and learn why Saint Patrick is the Way to Learn
    All-boys (Roman Catholic)
    Students: 1,015
    Grades: 9-125900 W Belmont Avenue
    Chicago, IL 60634
    (773) 282-8844

  • Rank: #1414.
    Frances Xavier Warde School
    Frances Xavier Warde School Photo
    (Roman Catholic)
    Students: 993
    Grades: PK-8751 N State St
    Chicago, IL 60654
    (312) 466-0700

  • Rank: #1515.
    Mother Mcauley Liberal Arts High School
    Mother Mcauley Liberal Arts High School Photo
    All-girls (Roman Catholic)
    Students: 986
    Grades: 9-123737 W 99th Street
    Chicago, IL 60655
    (773) 881-6500

  • Rank: #1616.
    Schaumburg Christian School
    (Baptist)
    Students: 955
    Grades: PK-12200 N Roselle Road
    Schaumburg, IL 60194
    (847) 885-3230

  • Rank: #1717.
    St Viator High School
    (Roman Catholic)
    Students: 928
    Grades: 9-121213 E Oakton St
    Arlington Heights, IL 60004
    (847) 392-4050

  • Rank: #1818.
    Southwest Chicago Christian Schools
    (Calvinist)
    Students: 912
    Grades: PK-1212001 S Oak Park Ave
    Palos Heights, IL 60463
    (708) 388-7656

  • Rank: #1919. Students: 907
    Grades: PK-12330 W Webster Ave
    Chicago, IL 60614
    (773) 797-5501

  • Rank: #2020.
    De La Salle Institute - Institute Campus
    De La Salle Institute - Institute Campus Photo - De La Salle Institute
    (Roman Catholic)
    Students: 905
    Grades: 9-123434 S Michigan Ave
    Chicago, IL 60616
    (312) 842-7355

  • Rank: #2121.
    Marian Catholic High School
    Marian Catholic High School Photo
    (Roman Catholic)
    Students: 903
    Grades: 9-12700 Ashland Ave
    Chicago Heights, IL 60411
    (708) 755-7565

  • Rank: #2222.
    Rockford Boylan Catholic High School
    (Roman Catholic)
    Students: 855
    Grades: 9-124000 Saint Francis Dr
    Rockford, IL 61103
    (815) 877-0531

  • Rank: #2323.
    Our Lady Of Perpetual Help
    Our Lady Of Perpetual Help Photo - Our 7th grade and 1st grade buddies work on a project together with iPads.
    (Roman Catholic)
    Students: 821
    Grades: NS-81123 Church St
    Glenview, IL 60025
    (847) 724-6990

  • Rank: #2424.
    St. Blase Polish Catholic School
    Special Program Emphasis (Roman Catholic)
    Students: 817
    Grades: PK-126101 S 75th Ave
    Summit Argo, IL 60501
    (708) 458-8772

  • Rank: #2525.
    Christian Life Schools
    (Assembly of God)
    Students: 798
    Grades: PK-125950 Spring Creek Rd
    Rockford, IL 61114
    (815) 877-2600

  • Rank: #2626.
    Peoria Notre Dame High School
    (Roman Catholic)
    Students: 777
    Grades: 9-125105 N Sheridan Road
    Peoria, IL 61614
    (309) 691-8741

  • Rank: #27-2827.- 28.
    Lycee Francais De Chicago
    Lycee Francais De Chicago Photo - Our beautiful new outdoor spaces put big smiles on our students' faces!
    Special Program Emphasis
    Students: 772
    Grades: K-121929 W. Wilson Avenue
    Chicago, IL 60640
    (773) 665-0066

  • Rank: #27-2827.- 28.
    Notre Dame College Prep
    All-boys (Roman Catholic)
    Students: 772
    Grades: 9-127655 W Dempster Street
    Niles, IL 60714
    (847) 965-2900

  • Rank: #2929.
    Nazareth Academy
    (Roman Catholic)
    Students: 750
    Grades: 9-121209 West Ogden Avenue
    La Grange Park, IL 60526
    (708) 354-0061

  • Rank: #3030.
    St Francis High School
    (Roman Catholic)
    Students: 731
    Grades: 9-122130 W Roosevelt Rd
    Wheaton, IL 60187
    (630) 668-5800

  • Rank: #3131.
    Sacred Heart Schools
    Sacred Heart Schools Photo
    (Roman Catholic)
    Students: 718
    Grades: PK-86250 N Sheridan Road
    Chicago, IL 60660
    (773) 262-4446

  • Rank: #3232.
    Islamic Foundation School
    Special Program Emphasis (Islamic)
    Students: 715
    Grades: NS-12300 W Highridge Rd
    Villa Park, IL 60181
    (630) 941-8800

  • Rank: #33-3433.- 34.
    Joan Dachs Bais Yaakov Elementary School
    All-girls (Jewish)
    Students: 713
    Grades: PK-86110 N California Ave
    Chicago, IL 60659
    (773) 583-5329

  • Rank: #33-3433.- 34.
    Timothy Christian P-8
    Timothy Christian P-8 Photo - Timothy Christian High School offers iPads for every student. Learn more at www.timothychristian.com/ipad.php
    (Christian)
    Students: 713
    Grades: PK-8188 W Butterfield Rd
    Elmhurst, IL 60126
    (630) 833-4717

  • Rank: #3535.
    St. Benedict Preparatory School
    St. Benedict Preparatory School Photo - Proud to be a 2019 National Blue Ribbon School
    (Roman Catholic)
    Students: 712
    Grades: NS-83900 N Leavitt St
    Chicago, IL 60618
    (773) 539-0066

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