For the 2026 school year, there are 81 catholic private high schools serving 38,173 students in Illinois. You can also find more religiously affiliated schools in Illinois.
The top-ranked catholic private high schools in Illinois include Benet Academy, Loyola Academy, and Bishop Mcnamara Catholic High School.
The average tuition cost is $12,766, which is lower than the Illinois private high school average tuition cost of $15,754.
Top-Ranked Catholic Private High Schools in Illinois (2026)
School
Location
Quick Facts
Alleman High School
(Catholic)
1103 40th St
Rock Island, IL 61201
(309) 786-7793
Rock Island, IL 61201
(309) 786-7793
Gr: 9-12 | 272 students Tuition & acceptance rate listed
Althoff Catholic High School ![Althoff Catholic High School Photo]( "Althoff Catholic High School Photo")
(Catholic)
5401 W Main St
Belleville, IL 62226
(618) 235-1100
Belleville, IL 62226
(618) 235-1100
Gr: 9-12 | 323 students Avg. class size: 15 students Sports: 15 | Extracurrculars: 9 Tuition & acceptance rate listed
1255 N Edgelawn Dr
Aurora, IL 60506
(630) 907-0095
Aurora, IL 60506
(630) 907-0095
Gr: 9-12 | 505 students Avg. class size: 25 students Sports: 13 | Extracurrculars: 26 Tuition & acceptance rate listed
Benet Academy
(Catholic)
2200 Maple Ave
Lisle, IL 60532
(630) 719-2782
Lisle, IL 60532
(630) 719-2782
Gr: 9-12 | 1,265 students Avg. class size: 24 students Tuition listed
Bishop Mcnamara Catholic High School
(Catholic)
550 W Brookmont Blvd
Kankakee, IL 60901
(815) 932-7413
Kankakee, IL 60901
(815) 932-7413
Gr: PK-12 | 743 students Avg. class size: 15 students Tuition & acceptance rate listed
Brother Rice High School - Chicago ![Brother Rice High School - Chicago Photo]( "Brother Rice High School - Chicago Photo")
All-boys (Catholic)
10001 S Pulaski Rd
Chicago, IL 60655
(773) 429-4300
Chicago, IL 60655
(773) 429-4300
Gr: 9-12 | 671 students Avg. class size: 25 students Sports: 19 Tuition & acceptance rate listed
1 Carmel Pkwy
Mundelein, IL 60060
(847) 566-3000
Mundelein, IL 60060
(847) 566-3000
Gr: 9-12 | 1,107 students Avg. class size: 15 students Tuition listed
Central Catholic High School
(Catholic)
1201 Airport Rd
Bloomington, IL 61704
(309) 661-7000
Bloomington, IL 61704
(309) 661-7000
Gr: 9-12 | 295 students Avg. class size: 15 students Tuition listed
5088 W Jackson Blvd
Chicago, IL 60644
(773) 261-7505
Chicago, IL 60644
(773) 261-7505
Gr: 9-12 | 386 students Avg. class size: 25 students Tuition & acceptance rate listed
Cristo Rey Jesuit High School
(Catholic)
1852 W 22nd Pl
Chicago, IL 60608
(773) 890-6800
Chicago, IL 60608
(773) 890-6800
Gr: 9-12 | 570 students
De La Salle Institute - Institute Campus ![De La Salle Institute - Institute Campus Photo - De La Salle Institute]( "De La Salle Institute - Institute Campus Photo - De La Salle Institute")
(Catholic)
3434 S Michigan Ave
Chicago, IL 60616
(312) 842-7355
Chicago, IL 60616
(312) 842-7355
Gr: 9-12 | 699 students Avg. class size: 22 students Sports: 19 | Extracurrculars: 39
De La Salle Institute - Lourdes Hall Campus
All-girls (Catholic)
1040 W 32nd Pl
Chicago, IL 60608
(773) 650-6800
Chicago, IL 60608
(773) 650-6800
Gr: 9-12 | 480 students Avg. class size: 15 students Tuition & acceptance rate listed
3633 N California Ave
Chicago, IL 60618
(773) 539-3600
Chicago, IL 60618
(773) 539-3600
Gr: 9-12 | 942 students Avg. class size: 20 students Sports: 13 Tuition listed
Father Mcgivney Catholic High School
(Catholic)
7190 Bouse Rd
Glen Carbon, IL 62034
(618) 401-4550
Glen Carbon, IL 62034
(618) 401-4550
Gr: 9-12 | 263 students Tuition listed
Fenwick High School
(Catholic)
505 Washington Blvd
Oak Park, IL 60302
(708) 948-0332
Oak Park, IL 60302
(708) 948-0332
Gr: 9-12 | 1,101 students Sports: 18
Good Counsel High School
All-girls (Catholic)
3900 West Peterson Avenue
Chicago, IL 60659
(773) 478-3655
Chicago, IL 60659
(773) 478-3655
Gr: 9-12 | 415 students
Guerin Prep High School
(Catholic)
8001 Belmont Ave
River Grove, IL 60171
(708) 453-6233
River Grove, IL 60171
(708) 453-6233
Gr: 9-12 | 259 students Sports: 14 | Extracurrculars: 27 Tuition listed
The High School Of Saint Thomas More ![The High School Of Saint Thomas More Photo - STM chaplain Father Andru O'Brien celebrates the Senior Recognition Mass in May 2022.]( "The High School Of Saint Thomas More Photo - STM chaplain Father Andru O'Brien celebrates the Senior Recognition Mass in May 2022.")
(Catholic)
3901 N Mattis Ave
Champaign, IL 61822
(217) 352-7201
Champaign, IL 61822
(217) 352-7201
Gr: 9-12 | 210 students Avg. class size: 15 students Sports: 13 | Extracurrculars: 19 Tuition & acceptance rate listed
1443 W Division Street
Chicago, IL 60642
(773) 278-4212
Chicago, IL 60642
(773) 278-4212
Gr: 9-12 | 318 students Avg. class size: 18 students Sports: 9 | Extracurrculars: 27 Tuition & acceptance rate listed
Ic Catholic Prep
(Catholic)
217 S Cottage Hill Ave
Elmhurst, IL 60126
(630) 530-3460
Elmhurst, IL 60126
(630) 530-3460
Gr: 9-12 | 371 students Tuition & acceptance rate listed
J Slowacki School
(Catholic)
181 W Dundee Rd
Wheeling, IL 60090
(847) 912-4193
Wheeling, IL 60090
(847) 912-4193
Gr: K-11 | 506 students
Joliet Catholic Academy
(Catholic)
1200 N Larkin Ave
Joliet, IL 60435
(815) 741-0500
Joliet, IL 60435
(815) 741-0500
Gr: 9-12 | 597 students Avg. class size: 15 students Tuition listed
Josephinum Academy Of The Sacred Heart ![Josephinum Academy Of The Sacred Heart Photo - Library]( "Josephinum Academy Of The Sacred Heart Photo - Library")
All-girls (Catholic)
1501 North Oakley Boulevard
Chicago, IL 60622
(773) 276-1261
Chicago, IL 60622
(773) 276-1261
Gr: 9-12 | 132 students Avg. class size: 12 students Sports: 7 | Extracurrculars: 20 Tuition & acceptance rate listed
1100 Laramie Ave
Wilmette, IL 60091
(847) 256-1100
Wilmette, IL 60091
(847) 256-1100
Gr: 9-12 | 2,072 students Avg. class size: 24 students Sports: 29 | Extracurrculars: 1 Tuition & acceptance rate listed
Maironis Lithuanian School
(Catholic)
14911 127th St
Lemont, IL 60439
(630) 257-0888
Lemont, IL 60439
(630) 257-0888
Gr: K-11 | 492 students
Maria High School ![Maria High School Photo]( "Maria High School Photo")
All-girls (Catholic)
6727 S California Ave
Chicago, IL 60629
(773) 925-8686
Chicago, IL 60629
(773) 925-8686
Gr: 9-12 | 241 students Avg. class size: 12 students Sports: 8 | Extracurrculars: 17 Acceptance rate listed
700 Ashland Ave
Chicago Heights, IL 60411
(708) 755-7565
Chicago Heights, IL 60411
(708) 755-7565
Gr: 9-12 | 819 students Avg. class size: 17 students Sports: 15 | Extracurrculars: 46 Tuition listed
Marian Central Catholic High School ![Marian Central Catholic High School Photo]( "Marian Central Catholic High School Photo")
(Catholic)
1001 McHenry Ave
Woodstock, IL 60098
(815) 338-4220
Woodstock, IL 60098
(815) 338-4220
Gr: 9-12 | 294 students Avg. class size: 17 students Sports: 17 Tuition & acceptance rate listed
Marist High School ![Marist High School Photo]( "Marist High School Photo")
(Catholic)
4200 W 115th St
Chicago, IL 60655
(773) 881-5300
Chicago, IL 60655
(773) 881-5300
Gr: 9-12 | 1,780 students Sports: 18 | Extracurrculars: 6 Tuition listed
1000 Butterfield Rd
Aurora, IL 60502
(630) 897-6936
Aurora, IL 60502
(630) 897-6936
Gr: 9-12 | 511 students
Marquette Academy
(Catholic)
1000 Paul Street
Ottawa, IL 61350
(815) 433-0125
Ottawa, IL 61350
(815) 433-0125
Gr: PK-12 | 353 students Tuition listed
219 E 4th St
Alton, IL 62002
(618) 463-0580
Alton, IL 62002
(618) 463-0580
Gr: 9-12 | 390 students Avg. class size: 20 students Sports: 13 | Extracurrculars: 13 Tuition & acceptance rate listed
Mater Dei High School
(Catholic)
900 Mater Dei Dr
Breese, IL 62230
(618) 526-7216
Breese, IL 62230
(618) 526-7216
Gr: 9-12 | 383 students Avg. class size: 16 students Sports: 12 Tuition listed
Montini Catholic High School ![Montini Catholic High School Photo]( "Montini Catholic High School Photo")
(Catholic)
19W070 16th Street
Lombard, IL 60148
(630) 627-6930
Lombard, IL 60148
(630) 627-6930
Gr: 9-12 | 547 students Avg. class size: 18 students Sports: 17 | Extracurrculars: 51 Tuition & acceptance rate listed
Mother Mcauley Liberal Arts High School ![Mother Mcauley Liberal Arts High School Photo]( "Mother Mcauley Liberal Arts High School Photo")
All-girls (Catholic)
3737 W 99th Street
Chicago, IL 60655
(773) 881-6507
Chicago, IL 60655
(773) 881-6507
Gr: 9-12 | 832 students Avg. class size: 21 students Sports: 14 | Extracurrculars: 37 Tuition & acceptance rate listed
Show 46 more private schools in Illinois (out of 81 total schools)
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