For the 2024-25 school year, there are 35 private schools serving 4,162 students in St. Clair County, IL (there are 92 public schools, serving 39,026 public students). 10% of all K-12 students in St.
Clair County, IL are educated in private schools (compared to the IL state average of 12%).
The top ranked private schools in St. Clair County, IL include Zion Lutheran School, Althoff Catholic High School, and First Baptist Academy.
The average acceptance rate is 97%, which is higher than the Illinois private school average acceptance rate of 90%.
Top Ranked St. Clair County Private Schools (2024-25)
School
Location
Grades
Students
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
Grades: 9-12
| 323 students
1111 E Highway 50
O Fallon, IL 62269
(618) 726-6040
O Fallon, IL 62269
(618) 726-6040
Grades: K-12
| 281 students
219 West Main Street
Belleville, IL 62220
(618) 233-7542
Belleville, IL 62220
(618) 233-7542
Grades: PK-12
| 102 students
Holy Trinity Catholic School
(Catholic)
504 Fountains Pkwy
Fairview Heights, IL 62208
(618) 628-7395
Fairview Heights, IL 62208
(618) 628-7395
Grades: PK-8
| 274 students
St. Clare Catholic School
(Catholic)
214 W 3rd St
O Fallon, IL 62269
(618) 632-6327
O Fallon, IL 62269
(618) 632-6327
Grades: PK-8
| 467 students
St. John The Baptist School
(Catholic)
10 S Lincoln St
Smithton, IL 62285
(618) 233-0581
Smithton, IL 62285
(618) 233-0581
Grades: K-8
| 72 students
Zion Lutheran School![Zion Lutheran School Photo - Growing the minds of all learners, from little to middles and impacting lives for future generations.]( "Zion Lutheran School Photo - Growing the minds of all learners, from little to middles and impacting lives for future generations.")
(Lutheran Church Missouri Synod)
1810 Mcclintock Ave
Belleville, IL 62221
(618) 234-0275
Belleville, IL 62221
(618) 234-0275
Grades: PK-8
| 289 students
424 Lebanon Avenue
Belleville, IL 62220
(618) 416-8181
Belleville, IL 62220
(618) 416-8181
Grades: PK-3
| 70 students
Bekidz (true Vine Bekidz)
Daycare / Preschool (Christian)
5700 Old Collinsville Rd Fairview Heights, IL, US 62208
Belleville, IL 62221
(405) 696-9500
Belleville, IL 62221
(405) 696-9500
Grades: PK-K
| 24 students
5100 N Illinois St
Fairview Heights, IL 62208
(618) 825-0609
Fairview Heights, IL 62208
(618) 825-0609
Grades: PK-12
| 35 students
Blessed Sacrament School
(Catholic)
8809 W Main St
Belleville, IL 62223
(618) 397-1111
Belleville, IL 62223
(618) 397-1111
Grades: PK-8
| 168 students
Calvary Baptist Academy
(Baptist)
423 Lucinda Ave
Belleville, IL 62221
(618) 234-3620
Belleville, IL 62221
(618) 234-3620
Grades: 1-3
| 7 students
Discovery School
Daycare / Preschool
810 Obernuefemann Road
O Fallon, IL 62269
(618) 632-3670
O Fallon, IL 62269
(618) 632-3670
Grades: NS-PK
| 120 students
Elite Scholars Steam Academy
Special Program Emphasis
323 Benedictine Ct
O Fallon, IL 62269
(618) 726-2022
O Fallon, IL 62269
(618) 726-2022
Grades: PK-8
| 59 students
Faith Baptist School
(Baptist)
413 E Main St
Belleville, IL 62220
(618) 234-3391
Belleville, IL 62220
(618) 234-3391
Grades: PK-12
| 48 students
The Goddard School![The Goddard School Photo]( "The Goddard School Photo")
Daycare / Preschool
1160 Fortune Boulevard
O Fallon, IL 62269
(618) 624-2750
O Fallon, IL 62269
(618) 624-2750
Grades: NS-K
| n/a students
Holy Childhood Of Jesus School
(Catholic)
215 N John St
Mascoutah, IL 62258
(618) 566-2922
Mascoutah, IL 62258
(618) 566-2922
Grades: PK-8
| 172 students
Holy Rosary School
(Catholic)
2727 N 43rd Street
East Saint Louis, IL 62201
(618) 271-8600
East Saint Louis, IL 62201
(618) 271-8600
Grades: K-8
| 133 students
Illinois Center For Autism
Special Education School
548 S Ruby Ln
Fairview Heights, IL 62208
(618) 973-2485
Fairview Heights, IL 62208
(618) 973-2485
Grades: Inquire with school
| 112 students
Illinois Center For Autism
Special Education School
1306 Wabash Ave
Belleville, IL 62220
(618) 398-7500
Belleville, IL 62220
(618) 398-7500
Grades: PK-12
| 99 students
Jtc Academy
Special Education School
4850 Market St
East Saint Louis, IL 62207
(618) 398-2524
East Saint Louis, IL 62207
(618) 398-2524
Grades: 8-12
| 24 students
Jtc Boys Academy
Special Education School
353 N 88th St Hwy 157
East Saint Louis, IL 62203
(618) 398-2524
East Saint Louis, IL 62203
(618) 398-2524
Grades: 8-12
| 12 students
Legacy Christian Academy
(Christian)
111 S 2nd St
Caseyville, IL 62232
(618) 345-9571
Caseyville, IL 62232
(618) 345-9571
Grades: PK-8
| 34 students
Metro-east Adventist Christian School
(Seventh Day Adventist)
7864 N Illinois St
Caseyville, IL 62232
(618) 365-6440
Caseyville, IL 62232
(618) 365-6440
Grades: 1-6
| 8 students
Montessori School-St Clair
Montessori School
2360 Country Rd
Belleville, IL 62221
(618) 235-4289
Belleville, IL 62221
(618) 235-4289
Grades: PK-K
| 25 students
Notre Dame Academy Of Belleville
(Catholic)
200 S. Second St.
Belleville, IL 62220
(618) 233-6414
Belleville, IL 62220
(618) 233-6414
Grades: PK-8
| 59 students
Our Lady Queen Of Peace School
(Catholic)
5915 N Belt W
Belleville, IL 62223
(618) 234-1206
Belleville, IL 62223
(618) 234-1206
Grades: PK-8
| 206 students
St. Agatha Continuation School
(Catholic)
207 S Market St
New Athens, IL 62264
(618) 475-2170
New Athens, IL 62264
(618) 475-2170
Grades: PK-8
| 45 students
St. Henry Elementary School
(Catholic)
5303 West Main Street
Belleville, IL 62226
(618) 234-6061
Belleville, IL 62226
(618) 234-6061
Grades: K-8
| 101 students
St. James Catholic School![St. James Catholic School Photo - Members of the Pet Patrol clean cages and write care pet plans.]( "St. James Catholic School Photo - Members of the Pet Patrol clean cages and write care pet plans.")
(Catholic)
412 W Washington St
Millstadt, IL 62260
(618) 476-3510
Millstadt, IL 62260
(618) 476-3510
Grades: PK-8
| 141 students
St. Joseph Catholic School
(Catholic)
2 N Alton St
Freeburg, IL 62243
(618) 539-3930
Freeburg, IL 62243
(618) 539-3930
Grades: PK-8
| 123 students
St. Teresa Catholic School
(Catholic)
1108 Lebanon Avenue
Belleville, IL 62221
(618) 235-4066
Belleville, IL 62221
(618) 235-4066
Grades: PK-8
| 214 students
Sister Thea Bowman
(Catholic)
8213 Church Ln
East Saint Louis, IL 62203
(618) 397-0316
East Saint Louis, IL 62203
(618) 397-0316
Grades: K-8
| 137 students
Unity Lutheran Christian Elementary School
(Lutheran Church Missouri Synod)
1600 N 40th St
East Saint Louis, IL 62204
(618) 874-6605
East Saint Louis, IL 62204
(618) 874-6605
Grades: PK-8
| 143 students
Vincent Gray Academy
Alternative School (Christian)
1048 State St
East Saint Louis, IL 62201
(618) 875-7880
East Saint Louis, IL 62201
(618) 875-7880
Grades: Inquire with school
| 35 students
St. Clair County Private Schools (Closed)
School
Location
Grades
Students
Apostolic Learning Academy (Closed 2012)
(Pentecostal)
400 Louisa Avenue
Dupo, IL 62239
(618) 286-4279
Dupo, IL 62239
(618) 286-4279
Grades: K-12
| n/a students
116 E 1st St
East Saint Louis, IL 62206
(618) 337-2880
East Saint Louis, IL 62206
(618) 337-2880
Grades: K-9
| 104 students
St. Mary Elementary School (Closed 2006)
(Catholic)
1722 West Main Street
Belleville, IL 62226
(618) 234-2476
Belleville, IL 62226
(618) 234-2476
Grades: PK-8
| 108 students
Frequently Asked Questions
What are the top ranked private schools in St. Clair County, IL?
The top ranked private schools in St. Clair County, IL include Zion Lutheran School, Althoff Catholic High School, and First Baptist Academy.
How many private schools are located in St. Clair County?
35 private schools are located in St. Clair County.
How diverse are private schools in St. Clair County?
St. Clair County private schools are approximately 31% minority students, which is lower than the Illinois private school average of 34%.
What percentage of students in St. Clair County go to private school?
10% of all K-12 students in St. Clair County are educated in private schools (compared to the IL state average of 12%).
What percentage of private schools are religiously affiliated in St. Clair County?
Which private schools in St. Clair County are often viewed compared to one another?
Popular comparisons of private schools in St. Clair County include: Unity Lutheran Christian Elementary School vs. Sister Thea Bowman, Sister Thea Bowman vs. Unity Lutheran Christian Elementary School, Holy Rosary School vs. Holy Childhood Of Jesus School
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