St. Mary School (Top Ranked 糖心原创 for 2026-27)

Home > Illinois > Marion County > Centralia

St. Mary School

424 E. Broadway Centralia, IL 62801

Tel: (618) 532-3473

Quick Facts (2026-27)

Top Ranked IL School
Grades: Prekindergarten-8
Enrollment: 114 students
Yearly Tuition: $4,000
Average class size: 20 students
Application Deadline: None / Rolling
Source: 鉁�Verified school update

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Quick Facts (2026-27)

Top Ranked IL School
Grades: Prekindergarten-8
Enrollment: 114 students
Yearly Tuition: $4,000
Average class size: 20 students
Application Deadline: None / Rolling
Source: 鉁�Verified school update

School Rankings

St. Mary School ranks among the top 20% of private schools in Illinois for:

School Facts

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Students By Grade

View Data

Distribution of Students By Grade
Grade	St. Mary School
Pre-K	19
Kind	19
1	10
2	12
3	8
4	8
5	11
6	7
7	8
8	12

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Year Founded

1867

School Calendar

Student Body

Total Students

114 students

Student Body Type

Co-ed

% Students of Color

11%

State avg.: 34%

Academic Profile

Total Classroom Teachers

7 teachers

Student-Teacher Ratio

16:1

National avg.:

% Faculty w/Advanced Degree

20%

Average Class Size

20 students

Classroom Dress Code

Formal

French Toast Uniform

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Tuition & Financial Aid

Admission Deadline

None / Rolling

Yearly Tuition Cost

$4,000

View national tuition avg.

Sports

Total Sports Offered

6 sports

Sports

BaseballBasketball

Cross CountrySoftball

Track and FieldVolleyball

School Notes

St Mary Catholic School in Centralis, IL founded in 1867, offers Pre-Kindergarten through Grade Eight education to members of St. Mary and St. Lawrence parishes and the greater Marion County community.
In partnership with the parents and guardian, St. Mary Cathoilic School provides a Christian atmosphere that allows for the development of the whole child, striving to nurture acceptance, respect, self-discipline, and responsibility. Love and caring for others is fostered through the teaching of the Catholic faith and the living of Christian values.
St. Mary Catholic School, a leader in the community, is dedicated to high standards of personal and academic achievement in order that the students will reach their full potential.

Source: Verified school update

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Frequently Asked Questions

How much does St. Mary School cost?

St. Mary School's tuition is approximately $4,000 for private students.

What schools are St. Mary School often compared to?

St. Mary School is often viewed alongside schools like New Horizon Christian School, Trinity Lutheran School by visitors of our site.

What sports does St. Mary School offer?

St. Mary School offers 6 interscholastic sports: Baseball, Basketball, Cross Country, Softball, Track and Field and Volleyball.

What is St. Mary School's ranking?

St. Mary School ranks among the top 20% of private schools in Illinois for: Least expensive tuition and Oldest founding date.

When is the application deadline for St. Mary School?

The application deadline for St. Mary School is rolling (applications are reviewed as they are received year-round).

School Reviews

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Did You Know?

The average private school tuition in Illinois is $9,515 for elementary schools and $14,358 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Illinois is 89% (read more about average acceptance rates across the country).