School Of St. Mary (Top Ranked Private School for 2026-27)

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Quick Facts (2026-27)

Top Ranked IL School
Grades: Prekindergarten-8
Enrollment: 425 students
Yearly Tuition: $10,939
Acceptance rate: 80%
Average class size: 19 students
Application Deadline: None / Rolling
Source: ✓Verified school update

School Rankings

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

School Facts

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)
Bilingual School Association

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Students By Grade

View Data

Distribution of Students By Grade
Grade	School Of St. Mary
Pre-K	105
Kind	40
1	40
2	40
3	40
4	40
5	30
6	30
7	30
8	30

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ADD/ADHD Support

Yes

Learning Difference Programs

Yes

Learning Programs Supported

Dyslexia / Language-based or Mild Learning Differences

Year Founded

1917

School Calendar

View School Calendar

Awards

Blue Ribbon School - Selected in 2012, 2020

Student Body

Total Students

425 students

Student Body Type

Co-ed

% Students of Color

State avg.: 34%

Academics & Faculty

Total Classroom Teachers

45 teachers

Student-Teacher Ratio

9:1

National avg.: 11:1

% Faculty w/Advanced Degree

Average Class Size

19 students

Classroom Dress Code

Formal

Uniforms: Navy pants or plaid skirt and white shirts

Tuition & Acceptance Rate

Admission Deadline

None / Rolling

Yearly Tuition Cost

$10,939

View national tuition avg.

Tuition Notes

Tuition listed is the Parishioner rate for 1 child.

% on Financial Aid

Acceptance Rate

80%

National avg.: 82%

Admissions Director

Mandy Castle

Admissions Associate

Mandy Castle

Application URL

Online Application

Sports

Total Sports Offered

7 sports

Sports

BasketballCheering

Cross CountryFootball

GolfTrack and Field

Volleyball

Extracurriculars

Total ExtracurricularsTotal Extra-curric.

3 extracurriculars

ExtracurricularsExtra-curric.

Club or Organization:

Chess ClubNewspaper Club

Arts and Music Programs:

Band and Choir

School Notes

The School of St. Mary is committed to the development of the unique gifts of each child - spiritual, intellectual, physical, and emotional.
In a supportive atmosphere, students are challenged to academic excellence and are provided with the knowledge and skills necessary for future success.
In an atmosphere that deepens Christian values, students experience prayer and worship and are encouraged to make responsible decisions for themselves and to cooperate with and care for others.
Faith development, self-awareness, academic achievement, and community responsibility are emphasized in order to prepare the children to be contributing Christian citizens in the society of the future.
The mission is accomplished in a partnership of cooperative parents, supportive parishioners, and qualified faculty.

From the youngest Primary Grade Center preschooler to the most mature 8th-grader at the Upper Grade Center, a School of St. Mary Crusader demonstrates genuine school pride, a sense of community, personal confidence, Catholic values, and a deep commitment to serving others. Faith development, self-awareness, academic achievement, and responsibility prepare our students to be leaders with high integrity.
St. Mary`s believes in educating the whole child both in the classroom and out. Our students benefit from a rigorous, differentiated academic curriculum. Faculty offer acceleration as well as honors courses. We are blessed with a state-of-the-art STEAM lab, Spanish instruction, art appreciation as well as music theory and performance. The United States Department of Education has three times recognized the School of St. Mary as a National Blue Ribbon School, in the category of academic excellence. Only 38 private schools in the country have ever received this award three times.
For more than 100 years, the School of St. Mary has forged a partnership with parents and parishioners at the Church of St. Mary. We remain steadfast to our motto: To Learn, To Serve, To Lead. Call today to see these words in action

Source: Verified school update

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Frequently Asked Questions

How much does School Of St. Mary cost?

School Of St. Mary's tuition is approximately $10,939 for private students.

What is the acceptance rate of School Of St. Mary?

The acceptance rate of School Of St. Mary is 80%, which is lower than the national average of 85%. School Of St. Mary's acceptance rate is ranked among the top private schools in Illinois with low acceptance rates.

What sports does School Of St. Mary offer?

School Of St. Mary offers 7 interscholastic sports: Basketball, Cheering, Cross Country, Football, Golf, Track and Field and Volleyball.

What is School Of St. Mary's ranking?

School Of St. Mary ranks among the top 20% of private schools in Illinois for: Lowest average acceptance rates and Largest student body.

When is the application deadline for School Of St. Mary?

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

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Did You Know?

The average private school tuition in Lake Forest, IL is $14,848 for elementary schools (read more about average private school tuition across the country).