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St. Mary School Photo

Best Marion County Private Elementary Schools (2026)

For the 2026 school year, there are 4 private elementary schools serving 353 students in Marion County, IL.
The top-ranked private elementary schools in Marion County, IL include St. Mary School and New Horizon Christian School.
100% of private elementary schools in Marion County, IL are religiously affiliated (most commonly Catholic and Christian).

Top-Ranked Marion County Private Elementary Schools (2026)

School
Location
Quick Facts
New Horizon Christian School
(Christian)
12 Greenview Church Road
Centralia, IL 62801
(618) 533-6910
Gr: K-8 | 125 students Avg. class size: 12 students Sports: 5 | Extracurrculars: 1
St. Mary School
St. Mary School Photo
(Catholic)
424 E. Broadway
Centralia, IL 62801
(618) 532-3473
Gr: PK-8 | 114 students Avg. class size: 20 students Sports: 6 Tuition listed
St. Theresa Of Avila
(Catholic)
190 N Ohio Ave
Salem, IL 62881
(618) 548-3492
Gr: NS-8 | 53 students Sports: 3 | Extracurrculars: 2
Trinity Lutheran School
(Lutheran Church Missouri Synod)
203 S Pleasant Ave
Centralia, IL 62801
(618) 532-5434
Gr: PK-8 | 61 students Tuition listed

Overview

This County (Marion County)
This State (IL)
# Schools
4 Schools

Student Body:

# Students
353 Students
184,372 Students
% Average Students of Color
48%
32%

Academics and Faculty:

# Teachers
27 Teachers
14,077 Teachers
Average Student-Teacher Ratio
13:1
13:1
% Average Faculty w/Advanced Degree
20%
50%
Average Class Size
16 students
17 students
Average Number of AP Courses
15 courses
9 courses

Tuition and Acceptance Rate:

Average Yearly Tuition Cost
$24,500
$10,982

Students by Ethnicity:

0.68
0.64
# American Indian Students
n/a
497 Students
% American Indian Students
n/a
n/a
# Asian Students
135 Students
8,658 Students
% Asian Students
37%
5%
# Hispanic Students
5 Students
17,461 Students
% Hispanic Students
1%
9%
# Black Students
7 Students
14,666 Students
% Black Students
2%
8%
# White Students
139 Students
99,933 Students
% White Students
38%
54%
# Hawaiian Students
3 Students
290 Students
% Hawaiian Students
1%
n/a
# Two or more races Students
n/a
n/a
% of Two or more races Students
n/a
n/a
# Others Students
78 Students
43,932 Students
% of Others Students
21%
24%
All Ethnic Groups

Extracurriculars and Sports:

Average Number of Extracurriculars
2 extracurriculars
8 extracurriculars
Average Number of Sports
5 sports
5 sports

Frequently Asked Questions

What are the top-ranked private elementary schools in Marion County, IL?
The top-ranked private elementary schools in Marion County, IL include St. Mary School and New Horizon Christian School.
How many private elementary schools are located in Marion County?
4 private elementary schools are located in Marion County.
What percentage of private elementary schools are religiously affiliated in Marion County?
100% of private elementary schools in Marion County are religiously affiliated (most commonly Catholic and Christian).
Which private elementary schools in Marion County are often viewed compared to one another?

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