Largest Illinois Private Schools

All Schools
(1619)
All Schools
(1619)
 
High Schools
(392)
High Schools
(392)
 
Elementary Schools
(1020)
Elementary Schools
(1020)
 
Preschools
(1243)
Preschools
(1243)
 
  • The average private school in Illinois has approximately 175 students (2020).
  • The private schools with the largest student enrollments are listed below (where sufficient data available).
  • The largest private school in Illinois is American School with 6,319 students.

Largest Illinois Private Schools (2020)

  • 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: 2,094
    Grades: PK-121362 E 59th Street
    Chicago, IL 60637
    (773)702-9451

  • 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.
    Rockford Christian Schools
    (Christian)
    Students: 1,232
    Grades: NS-121401 N Bell School Road
    Rockford, IL 61107
    (815)399-3465

  • Rank: #99.
    Fenwick High School
    (Roman Catholic)
    Students: 1,184
    Grades: 9-12505 Washington Blvd
    Oak Park, IL 60302
    (708)386-0127

  • Rank: #1010. Students: 1,137
    Grades: PK-1259 W North Blvd
    Chicago, IL 60610
    (312)582-6000

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

  • Rank: #1212.
    Timothy Christian Schools
    Timothy Christian Schools Photo - Timothy Christian High School offers iPads for every student. Learn more at www.timothychristian.com/ipad.php
    (Christian)
    Students: 1,077
    Grades: PK-12188 W Butterfield Rd
    Elmhurst, IL 60126
    (630)833-4717

  • Rank: #1313.
    Providence Catholic High School
    Providence Catholic High School Photo
    (Roman Catholic)
    Students: 1,075
    Grades: 9-121800 W Lincoln Hwy
    New Lenox, IL 60451
    (815)485-2136

  • Rank: #1414.
    Schaumburg Christian School
    (Baptist)
    Students: 1,023
    Grades: NS-12200 N Roselle Road
    Schaumburg, IL 60194
    (847)885-3230

  • Rank: #1515.
    Southwest Chicago Christian Schools
    (Calvinist)
    Students: 1,022
    Grades: PK-1212001 S Oak Park Ave
    Palos Heights, IL 60463
    (708)388-7656

  • Rank: #1616.
    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: #1717.
    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: #1818.
    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: #1919.
    Marian Catholic High School
    Marian Catholic High School Photo
    (Roman Catholic)
    Students: 947
    Grades: 9-12700 Ashland Ave
    Chicago Heights, IL 60411
    (708)755-7565

  • Rank: #2020.
    St Viator High School
    (Roman Catholic)
    Students: 928
    Grades: 9-121213 E Oakton St
    Arlington Heights, IL 60004
    (847)392-4050

  • Rank: #2121.
    De La Salle Institute
    De La Salle Institute Photo - De La Salle Institute
    (Roman Catholic)
    Students: 915
    Grades: 9-123434 S Michigan Ave
    Chicago, IL 60616
    (312)842-7355

  • Rank: #2222. Students: 907
    Grades: PK-12330 W Webster Ave
    Chicago, IL 60614
    (773)797-5501

  • Rank: #2323.
    Boylan Catholic High School
    (Roman Catholic)
    Students: 850
    Grades: 9-124000 Saint Francis Dr
    Rockford, IL 61103
    (815)877-0531

  • Rank: #2424.
    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: #2525.
    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: #2626.
    Notre Dame College Prep
    All-boys (Roman Catholic)
    Students: 815
    Grades: 9-127655 W Dempster Street
    Niles, IL 60714
    (847)779-8624

  • Rank: #2727.
    Lutheran High & Jr High School
    Lutheran High & Jr High School Photo - Junior High Orchestra
    (Lutheran Church Missouri Synod)
    Students: 811
    Grades: PK-123411 N Alpine Road
    Rockford, IL 61114
    (815)877-9551

  • Rank: #2828. Students: 805
    Grades: PK-121929 W. Wilson Avenue
    Chicago, IL 60640
    (773)665-0066

  • Rank: #2929.
    Peoria Notre Dame High School
    (Roman Catholic)
    Students: 802
    Grades: 9-125105 N Sheridan Road
    Peoria, IL 61614
    (309)691-8741

  • Rank: #3030.
    Christian Life Schools
    (Assembly of God)
    Students: 798
    Grades: PK-125950 Spring Creek Rd
    Rockford, IL 61114
    (815)877-2600

  • Rank: #3131.
    St Francis High School
    (Roman Catholic)
    Students: 782
    Grades: 9-122130 W Roosevelt Rd
    Wheaton, IL 60187
    (630)668-5800

  • Rank: #3232.
    Mount Carmel High School
    All-boys (Roman Catholic)
    Students: 755
    Grades: 9-126410 S Dante Ave
    Chicago, IL 60637
    (773)324-1020

  • Rank: #3333.
    Nazareth Academy
    (Roman Catholic)
    Students: 750
    Grades: 9-121209 West Ogden Avenue
    La Grange Park, IL 60526
    (708)354-0061

  • Rank: #3434.
    St John Fisher Elementary School
    (Roman Catholic)
    Students: 730
    Grades: PK-810200 S Washtenaw Ave
    Chicago, IL 60655
    (773)445-4737

  • Rank: #3535.
    Sacred Heart Schools
    Sacred Heart Schools Photo
    (Roman Catholic)
    Students: 718
    Grades: PK-86250 N Sheridan Road
    Chicago, IL 60660
    (773)262-4446

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