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Best Madison County Private High Schools (2026)

For the 2026 school year, there are 10 private high schools serving 1,678 students in Madison County, IL.
The top-ranked private high schools in Madison County, IL include St. Mary's School, Marquette Catholic High School, and Maryville Christian School.
The average acceptance rate is 98%, which is higher than the Illinois private high school average acceptance rate of 82%.
83% of private high schools in Madison County, IL are religiously affiliated (most commonly Baptist and Catholic).

Top-Ranked Madison County Private High Schools (2026)

School
Location
Quick Facts
Center For Children To Heal And Achieve (ccha)
Special Education School
1400 State St
Alton, IL 62002
(618) 465-3594
Gr: 2-12 | 46 students
Marquette Catholic High School
(Catholic)
(1)
219 E 4th St
Alton, IL 62002
(618) 463-0580
Gr: 9-12 | 390 students Avg. class size: 20 students Sports: 13 | Extracurrculars: 13 Tuition & acceptance rate listed
Maryville Christian School
(Baptist)
7110 State Rt. 162
Maryville, IL 62062
(618) 505-7000
Gr: K-12 | 449 students
St. Mary's School
(Catholic)
1015 Milton Rd
Alton, IL 62002
(618) 465-9719
Gr: 7-9 | 82 students Tuition listed
Central Baptist School
(Baptist)
3940 Highway 111
Granite City, IL 62040
(618) 931-0964
Gr: K-12 | 20 students
Collinsville Christian Academy
(Christian)
1203 Vandalia Street
Collinsville, IL 62234
(618) 345-4224
Gr: 1-12 | 47 students
Connect Christian School
(Baptist)
1417 Herbert
South Roxana, IL 62087
(618) 254-0188
Gr: PK-11 | 34 students Avg. class size: 8 students Sports: 1 Tuition listed
Coordinated Youth & Human Services
Special Education School
2016 Madison Ave
Granite City, IL 62040
(618) 451-0552
Gr: 5-12 | 64 students
Metro-east Lutheran High School
(Lutheran Church Missouri Synod)
6305 Center Grove Road
Edwardsville, IL 62025
(618) 656-0043
Gr: 9-12 | 174 students Avg. class size: 18 students Tuition & acceptance rate listed
2009 Seminary Street
Alton, IL 62002
(618) 462-1071
Gr: PK-12 | 86 students Avg. class size: 10 students Sports: 3 | Extracurrculars: 2 Tuition & acceptance rate listed
[+] Show Closed Private Schools in Madison County, Illinois

Madison County Private Schools (Closed)

School
Location
Quick Facts
3237 W Chain Of Rocks Rd
Granite City, IL 62040
(618) 797-7933
Gr: PK-12 | 135 students Tuition listed
4 Saint Kevins Drive
East Alton, IL 62024
(618) 259-6040
Gr: PK-8 | 141 students
801 State St
Alton, IL 62002
(618) 465-8711
Gr: PK-8 | 79 students

Overview

This County (Madison County)
This State (IL)
# Schools
12 Schools

Student Body:

# Students
1,678 Students
89,657 Students
% Average Students of Color
13%
35%

Academics and Faculty:

# Teachers
160 Teachers
7,473 Teachers
Average Student-Teacher Ratio
10:1
11:1
% Average Faculty w/Advanced Degree
38%
56%
Average Class Size
14 students
15 students
Average Number of AP Courses
11 courses
11 courses
Average ACT score
22
(Out of 36)
25

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$10,070
$15,731
Average Summer Program Cost
$150
$1,192
Average % on Financial Aid
52%
39%
Average Financial Aid Grant
$2,000
$4,811
Average Acceptance Rate
98%
82%
Average Endowment Size
$50 million
$57.83 million

Students by Ethnicity:

0.26
0.62
# American Indian Students
1 Student
298 Students
% American Indian Students
n/a
1%
# Asian Students
17 Students
5,619 Students
% Asian Students
1%
6%
# Hispanic Students
39 Students
10,085 Students
% Hispanic Students
2%
11%
# Black Students
126 Students
9,670 Students
% Black Students
7%
11%
# White Students
1,518 Students
52,424 Students
% White Students
86%
58%
# Hawaiian Students
n/a
105 Students
% Hawaiian Students
n/a
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
70 Students
11,955 Students
% of Others Students
4%
13%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
8 extracurriculars
14 extracurriculars
Average Number of Sports
6 sports
9 sports

Frequently Asked Questions

What are the top-ranked private high schools in Madison County, IL?
The top-ranked private high schools in Madison County, IL include St. Mary's School, Marquette Catholic High School, and Maryville Christian School.
How many private high schools are located in Madison County?
10 private high schools are located in Madison County.
How diverse are private high schools in Madison County?
Madison County private high schools are approximately 13% minority students, which is lower than the Illinois private school average of 35%.
What percentage of private high schools are religiously affiliated in Madison County?
83% of private high schools in Madison County are religiously affiliated (most commonly Baptist and Catholic).
Which private high schools in Madison County are often viewed compared to one another?

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