For the 2026 school year, there are 591 nonsectarian private schools in Illinois. You can also find more religiously affiliated schools in Illinois.
The top-ranked nonsectarian private schools in Illinois include Sonia Shankman Orthogenic School, American School, and Baker Demonstration School.
Top-Ranked Nonsectarian ²ÝÁñÉçÇø Schools in Illinois (2026)
School
Location
Quick Facts
1400 Maple Avenue
Downers Grove, IL 60515
(630) 969-0800
Downers Grove, IL 60515
(630) 969-0800
Gr: PK-8 | 332 students Avg. class size: 16 students Sports: 4 | Extracurrculars: 14 Tuition & acceptance rate listed
201 Sheridan Road
Wilmette, IL 60091
(847) 425-5800
Wilmette, IL 60091
(847) 425-5800
Gr: NS-8 | 209 students Avg. class size: 18 students Sports: 6 | Extracurrculars: 15 Tuition & acceptance rate listed
226 W Schiller St
Chicago, IL 60610
(312) 266-3381
Chicago, IL 60610
(312) 266-3381
Gr: NS-8 | 422 students Avg. class size: 15 students Sports: 8 | Extracurrculars: 4 Tuition listed
1010 W Chicago Avenue
Chicago, IL 60642
(312) 421-0202
Chicago, IL 60642
(312) 421-0202
Gr: 9-12 | 137 students Avg. class size: 20 students Extracurrculars: 9 Tuition & acceptance rate listed
541 W Hawthorne Pl
Chicago, IL 60657
(773) 327-0900
Chicago, IL 60657
(773) 327-0900
Gr: PK-8 Avg. class size: 15 students Sports: 3 | Extracurrculars: 7 Tuition listed
The Goddard School Third Lake ![The Goddard School Third Lake Photo]( "The Goddard School Third Lake Photo")
Daycare / Preschool
34638 North Highway 45
Grayslake, IL 60030
(847) 543-9075
Grayslake, IL 60030
(847) 543-9075
Gr: PK-K | 266 students
6245 S. Ingleside Avenue
Chicago, IL 60637
(773) 420-2900
Chicago, IL 60637
(773) 420-2900
Gr: 4-12 | 111 students Avg. class size: 10 students Extracurrculars: 20
Chesterbrook Academy ![Chesterbrook Academy Photo]( "Chesterbrook Academy Photo")
Daycare / Preschool
275 W Loop Rd
Wheaton, IL 60189
(484) 939-8305
Wheaton, IL 60189
(484) 939-8305
Gr: NS-PK | 46 students Tuition & acceptance rate listed
Chesterbrook Academy ![Chesterbrook Academy Photo]( "Chesterbrook Academy Photo")
Alternative School
2001 S. Oak St, Suite A
Champaign, IL 61820
(217) 279-4438
Champaign, IL 61820
(217) 279-4438
Gr: PK-K | 186 students
Chesterbrook Academy ![Chesterbrook Academy Photo]( "Chesterbrook Academy Photo")
Daycare / Preschool
6351 S Cass Ave
Westmont, IL 60559
(484) 642-0619
Westmont, IL 60559
(484) 642-0619
Gr: NS-K | 17 students
Chesterbrook Academy ![Chesterbrook Academy Photo]( "Chesterbrook Academy Photo")
Daycare / Preschool
1450 Quincy Bridge Rd
Bartlett, IL 60103
(484) 573-6291
Bartlett, IL 60103
(484) 573-6291
Gr: NS-PK | 15 students Tuition listed
Creative Learning Montessori School ![Creative Learning Montessori School Photo - Creative Learning Montessori School]( "Creative Learning Montessori School Photo - Creative Learning Montessori School")
Montessori School
1410 S. Barrington Rd.
Barrington, IL 60010
(847) 382-2812
Barrington, IL 60010
(847) 382-2812
Gr: PK-5 | 70 students Tuition listed
Fusion Academy Evanston ![Fusion Academy Evanston Photo - Each Fusion campus has a state-of-the-art music studio with professional-grade tools. Students can explore instruments, vocals, songwriting, DJ performing arts, and more.]( "Fusion Academy Evanston Photo - Each Fusion campus has a state-of-the-art music studio with professional-grade tools. Students can explore instruments, vocals, songwriting, DJ performing arts, and more.")
Alternative School
847 Chicago Avenue, Suite 200
Evanston, IL 60202
(877) 673-8893
Evanston, IL 60202
(877) 673-8893
Gr: 6-12 Avg. class size: 1 student Tuition listed
840 S. Waukegan Road, Suite 224
Lake Forest, IL 60045
(877) 673-8893
Lake Forest, IL 60045
(877) 673-8893
Gr: 6-12 | 67 students Avg. class size: 1 student Tuition listed
Fusion Academy Lincoln Park ![Fusion Academy Lincoln Park Photo]( "Fusion Academy Lincoln Park Photo")
Special Program Emphasis
1440 N. Dayton Street, Suite 104
Chicago, IL 60642
(877) 673-8893
Chicago, IL 60642
(877) 673-8893
Gr: 6-12 | 40 students Tuition listed
Fusion Academy Oak Brook ![Fusion Academy Oak Brook Photo - Classes at Fusion are one-to-one: one student and one teacher per classroom. Students have different teachers for different subjects, and teachers act as mentors in the one-to-one setting.]( "Fusion Academy Oak Brook Photo - Classes at Fusion are one-to-one: one student and one teacher per classroom. Students have different teachers for different subjects, and teachers act as mentors in the one-to-one setting.")
Alternative School
3041 Butterfield Road, Suite 200
Oak Brook, IL 60523
(877) 673-8893
Oak Brook, IL 60523
(877) 673-8893
Gr: 6-12 | 29 students Avg. class size: 1 student Tuition listed
1726 W Berteau Ave
Chicago, IL 60613
(773) 857-3000
Chicago, IL 60613
(773) 857-3000
Gr: PK-9 | 196 students Avg. class size: 15 students Sports: 8 | Extracurrculars: 18 Tuition listed
Montessori Habitat ![Montessori Habitat Photo - Call us at 217-366-3260 to learn more about our ~ preschool classroom ~ elementary classroom ~ and ~ middle school classroom. Visit our website at www.montessorihabitatschool.org. Affiliated with the American Montessori Society]( "Montessori Habitat Photo - Call us at 217-366-3260 to learn more about our ~ preschool classroom ~ elementary classroom ~ and ~ middle school classroom. Visit our website at www.montessorihabitatschool.org. Affiliated with the American Montessori Society")
Montessori School
801 & 805 West Kirby Avenue
Champaign, IL 61820
(217) 366-3260
Champaign, IL 61820
(217) 366-3260
Gr: PK-8 | 86 students Avg. class size: 25 students Extracurrculars: 1 Tuition & acceptance rate listed
6880 N FRONTAGE RD.
Willowbrook, IL 60527
(630) 423-5916
Willowbrook, IL 60527
(630) 423-5916
Gr: K-12 Avg. class size: 9 students Extracurrculars: 15 Tuition listed
Aaa Academy
Special Education School
13801 Chatham St
Blue Island, IL 60406
(708) 206-0000
Blue Island, IL 60406
(708) 206-0000
Gr: 1-8 | 47 students
2001 Fox Drive
Champaign, IL 61820
(217) 239-6000
Champaign, IL 61820
(217) 239-6000
Gr: 9-12 | 48 students Sports: 8 | Extracurrculars: 7 Tuition listed
Allendale School
Special Education School
600 W Grand Ave
Lake Villa, IL 60046
(847) 245-6400
Lake Villa, IL 60046
(847) 245-6400
Gr: 1-12 | 156 students
Allendale-linc
Special Education School
1055 Lake Ave
Woodstock, IL 60098
(815) 206-5725
Woodstock, IL 60098
(815) 206-5725
Gr: 6-12 | 34 students
1850 W Winchester Road, Suite 201
Libertyville, IL 60048
(847) 918-1621
Libertyville, IL 60048
(847) 918-1621
Gr: PK-K | 139 students Extracurrculars: 3 Tuition & acceptance rate listed
American School ![American School Photo]( "American School Photo")
Alternative School
2200 E 170th St
Lansing, IL 60438
(708) 418-2800
Lansing, IL 60438
(708) 418-2800
Gr: 6-12 | 6,319 students Tuition & acceptance rate listed
4770 S Dorchester Ave
Chicago, IL 60615
(773) 924-2356
Chicago, IL 60615
(773) 924-2356
Gr: PK-8 | 215 students Avg. class size: 20 students Sports: 4 | Extracurrculars: 8 Tuition & acceptance rate listed
Beacon Academy ![Beacon Academy Photo]( "Beacon Academy Photo")
Montessori School
1574 Sherman Avenue
Evanston, IL 60201
(224) 999-1177
Evanston, IL 60201
(224) 999-1177
Gr: 9-12 | 144 students Avg. class size: 12 students Sports: 12 | Extracurrculars: 21 Tuition listed
955 W. Grand Ave.
Chicago, IL 60642
(312) 236-6388
Chicago, IL 60642
(312) 236-6388
Gr: PK-12 | 431 students Avg. class size: 15 students Sports: 7 | Extracurrculars: 6 Tuition listed
Brightmont Academy - Barrington ![Brightmont Academy - Barrington Photo - Brightmont Academy Barrington offers one-to-one learning with personalized instruction tailored to each student's goals and pace.]( "Brightmont Academy - Barrington Photo - Brightmont Academy Barrington offers one-to-one learning with personalized instruction tailored to each student's goals and pace.")
Special Program Emphasis
400 E. Main St.
Barrington, IL 60010
(224) 231-0310
Barrington, IL 60010
(224) 231-0310
Gr: 1-12 Avg. class size: 1 student Tuition listed
Brightmont Academy - Naperville ![Brightmont Academy - Naperville Photo - Brightmont Academy Naperville offers one-to-one learning with personalized instruction tailored to each student's goals and pace.]( "Brightmont Academy - Naperville Photo - Brightmont Academy Naperville offers one-to-one learning with personalized instruction tailored to each student's goals and pace.")
Special Program Emphasis
445 Jackson Ave.
Naperville, IL 60540
(331) 260-0334
Naperville, IL 60540
(331) 260-0334
Gr: 1-12 Avg. class size: 1 student Extracurrculars: 2 Tuition & acceptance rate listed
161 West 9th Street
Chicago, IL 60605
(773) 998-2472
Chicago, IL 60605
(773) 998-2472
Gr: NS-12 | 799 students Avg. class size: 15 students Sports: 12 Tuition & acceptance rate listed
814 & 821 W. Eastman Street
Chicago, IL 60642
(773) 907-5000
Chicago, IL 60642
(773) 907-5000
Gr: PK-5 | 670 students Avg. class size: 20 students Sports: 19 | Extracurrculars: 15 Tuition listed
Carmel Montessori Academy & Children's House
Montessori School
3s238 State Route 59
Warrenville, IL 60555
(630) 393-2995
Warrenville, IL 60555
(630) 393-2995
Gr: PK-12 | 41 students Avg. class size: 15 students Tuition listed
Center For Children To Heal And Achieve (ccha)
Special Education School
1400 State St
Alton, IL 62002
(618) 465-3594
Alton, IL 62002
(618) 465-3594
Gr: 2-12 | 46 students
425 Dempster St
Evanston, IL 60201
(847) 864-2190
Evanston, IL 60201
(847) 864-2190
Gr: NS-8 | 315 students Avg. class size: 20 students Sports: 5 | Extracurrculars: 11 Tuition listed
Show 100 more private schools in Illinois (out of 591 total schools)
Loading...
Recent Articles
Ask Current Parents What Admissions Won't Answer
Learn how to ask current private school parents revealing questions about culture, academics, communication, costs, discipline, and community life before deciding whether a school truly fits your family well.
When School Anxiety Is Really a School Fit Problem
Learn when school anxiety may signal a poor school fit, how parents can identify academic or social mismatches, and when changing private schools deserves serious consideration for families today.
Will My Child Find Their People? Evaluating School Culture
Learn how to evaluate private school culture, student belonging, friendships, teacher relationships, social dynamics, and authentic community fit so your child can find the right place to thrive and connect.
