Largest Illinois Private Schools

The average private school in Illinois has 168 students (2024).
The largest private school in Illinois is American School with 6,319 students.
School Size Range: 705 6,319 Avg. School Size: 1,180

Largest Illinois Private Schools (2024)

School
# Students
Grades
Location
Rank: #11.
American School
American School Photo
Alternative School
Students: 6,319
Grades: 6-12
2200 E 170th St
Lansing, IL 60438
(708) 418-2800
Students: 2,224
Grades: PK-12
1362 E 59th Street
Chicago, IL 60637
(773) 702-9450
Rank: #33.
Loyola Academy
(Catholic)
(1)
Students: 2,072
Grades: 9-12
1100 Laramie Ave
Wilmette, IL 60091
(847) 256-1100
Rank: #44.
One World School- Llc
Alternative School (Christian)
Students: 1,914
Grades: 6-12
747 18th Ave
East Moline, IL 61244
(309) 738-0265
Rank: #55.
Marist High School
(Catholic)
Students: 1,780
Grades: 9-12
4200 W 115th St
Chicago, IL 60655
(773) 881-5300
Rank: #66.
St. Ignatius College Prep
(Catholic)
Students: 1,373
Grades: 9-12
1076 West Roosevelt Road
Chicago, IL 60608
(312) 421-5900
Rank: #77.
Benet Academy
(Catholic)
Students: 1,330
Grades: 9-12
2200 Maple Ave
Lisle, IL 60532
(630) 719-2782
Rank: #88.
Timothy Christian Schools
Timothy Christian Schools Photo - Timothy Christian High School Student Union
(Christian)
(33)
Students: 1,261
Grades: PK-12
188 W Butterfield Rd
Elmhurst, IL 60126
(630) 833-4616
Rank: #99.
The Latin School Of Chicago
(2)
Students: 1,137
Grades: PK-12
59 W North Blvd
Chicago, IL 60610
(312) 582-6000
Rank: #1010.
Fenwick High School
(Catholic)
Students: 1,135
Grades: 9-12
505 Washington Blvd
Oak Park, IL 60302
(708) 386-0127
Rank: #1111.
Carmel Catholic High School
(Catholic)
(2)
Students: 1,107
Grades: 9-12
1 Carmel Pkwy
Mundelein, IL 60060
(847) 566-3000
Rank: #1212.
Students: 1,099
Grades: PK-12
1531 N Dearborn Pkwy
Chicago, IL 60610
(312) 582-6479
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 (Catholic)
(3)
Students: 1,015
Grades: 9-12
5900 W Belmont Avenue
Chicago, IL 60634
(773) 282-8844
Rank: #1414.
Rockford Christian Schools
(Christian)
(2)
Students: 967
Grades: PK-12
1401 N Bell School Road
Rockford, IL 61107
(815) 391-8000
Rank: #1515.
Frances Xavier Warde School
Frances Xavier Warde School Photo
(Catholic)
Students: 914
Grades: PK-8
751 N State St
Chicago, IL 60654
(312) 466-0700
Rank: #1616.
Francis W Parker School
(1)
Students: 907
Grades: PK-12
330 W Webster Ave
Chicago, IL 60614
(773) 797-5501
Rank: #1717.
Mother Mcauley Liberal Arts High School
Mother Mcauley Liberal Arts High School Photo
All-girls (Catholic)
Students: 876
Grades: 9-12
3737 W 99th Street
Chicago, IL 60655
(773) 881-6507
Rank: #1818.
St. Viator High School
(Catholic)
Students: 871
Grades: 9-12
1213 E Oakton St
Arlington Heights, IL 60004
(847) 392-4050
Rank: #1919.
Providence Catholic Childrens Academy
Providence Catholic Childrens Academy Photo
(Catholic)
(3)
Students: 836
Grades: 9-12
1800 W Lincoln Hwy
New Lenox, IL 60451
(815) 717-3179
Rank: #2020.
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.
(Catholic)
Students: 821
Grades: NS-8
1123 Church St
Glenview, IL 60025
(847) 724-6990
Rank: #2121.
Marian Catholic High School
Marian Catholic High School Photo
(Catholic)
(12)
Students: 819
Grades: 9-12
700 Ashland Ave
Chicago Heights, IL 60411
(708) 755-7565
Rank: #2222.
St. Blase Polish Catholic School
Special Program Emphasis (Catholic)
Students: 817
Grades: PK-12
6101 S 75th Ave
Summit Argo, IL 60501
(708) 458-8772
Rank: #2323.
Christian Life Schools
(Assembly of God)
(2)
Students: 798
Grades: PK-12
5950 Spring Creek Rd
Rockford, IL 61114
(815) 877-2600
Rank: #2424.
Schaumburg Christian School
(Baptist)
(37)
Students: 786
Grades: PK-12
200 N Roselle Road
Schaumburg, IL 60194
(847) 885-3230
Rank: #2525.
Lycee Francais De Chicago
Lycee Francais De Chicago Photo - The Lyce Franais de Chicago is a leading international, multilingual school that helps students grow into well-rounded, active citizens of the world.
Special Program Emphasis
(3)
Students: 777
Grades: PK-12
1929 W. Wilson Avenue
Chicago, IL 60640
(773) 665-0066
Rank: #26 - 2726. - 27.
Students: 760
Grades: 9-12
3434 S Michigan Ave
Chicago, IL 60616
(312) 842-7355
Rank: #26 - 2726. - 27.
St. Paul Of The Cross School
St. Paul Of The Cross School Photo - Have you heard all the good news about St. Paul of the Cross School? Faith, Academics, Service...Come in for a visit and see why SPC is the Place to Be!
(Catholic)
(3)
Students: 760
Grades: NS-8
140 S Northwest Highway
Park Ridge, IL 60068
(847) 825-6366
Rank: #2828.
St. Laurence High School
(Catholic)
Students: 750
Grades: 9-12
5556 W 77th St
Burbank, IL 60459
(708) 458-6900
Rank: #2929.
Rockford Lutheran School
Rockford Lutheran School Photo - Junior High Orchestra
(Lutheran Church Missouri Synod)
(2)
Students: 748
Grades: PK-12
3411 N Alpine Rd
Rockford, IL 61114
(815) 877-9551
Rank: #3030.
Nazareth Academy
(Catholic)
Students: 740
Grades: 9-12
1209 West Ogden Avenue
La Grange Park, IL 60526
(708) 354-0061
Rank: #3131.
St. Francis High School
(Catholic)
Students: 731
Grades: 9-12
2130 W Roosevelt Rd
Wheaton, IL 60187
(630) 668-5800
Rank: #3232.
Notre Dame College Prep
All-boys (Catholic)
(2)
Students: 728
Grades: 9-12
7655 W Dempster Street
Niles, IL 60714
(847) 965-2900
Rank: #3333.
Joan Dachs Bais Yaakov Elementary School
All-girls (Jewish)
Students: 713
Grades: PK-8
6110 N California Ave
Chicago, IL 60659
(773) 583-5329
Rank: #3434.
Sacred Heart Schools
Sacred Heart Schools Photo
(Catholic)
(1)
Students: 710
Grades: PK-8
6250 N Sheridan Road
Chicago, IL 60660
(773) 751-7656
Rank: #3535.
Mcc Academy
(Islamic)
(4)
Students: 705
Grades: PK-10
8601 Menard Ave
Morton Grove, IL 60053
(224) 534-7638
Show 100 more private schools in IL (out of 1,549 total schools)
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Frequently Asked Questions

What is the Illinois average Private Schools student size?
The Illinois average Private Schools student size is 168 for 2024.
What are the Private Schools with the largest student size in Illinois?
The best top ranked Private Schools in Illinois include American School, University of Chicago Laboratory Schools and Loyola Academy.
What is private high school and private elementary school with the largest student size in Illinois?
The private high school with the largest student size in Illinois is American School, with a value of 6319. The private elementary school with the largest student size is American School, with a value of 6319.

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