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.

Quick Stats (2021-22)

  • Top Ranked IL School
  • Grades: Prekindergarten-8
  • Students: 434 students
  • Yearly Tuition: $6,925
  • Average class size: 15 students
  • Application Deadline: None / Rolling

Top Rankings

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

School History

School Overview

Religious Affiliation
Grades Offered
Grades Prekindergarten-8
ADD/ADHD Support
Learning Difference Programs
Year Founded
 Blue Ribbon School - Selected in 2012, 2020

Student Body

Total Students
434 students
Student Body Type
% Students of Color
State avg.: 34%
Students by Grade
School Of St. Mary Student By Grade

Academics and Faculty

Total Classroom Teachers
45 teachers
Student : Teacher Ratio
National avg.: 13:1
Average Class Size
15 students
Classroom Dress Code

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Yearly Tuition Cost
Tuition Notes
Tuition listed is the Parishioner rate for 1 child.
% on Financial Aid
Admissions Director
Mandy Castle
Admissions Associate
Mandy Castle


Total Sports Offered
7 sports


Total ExtracurricularsTotal Extra-curric.
6 extracurriculars
Club or Organization:
Chess Club, Craft Club, Newspaper Club, Quiz Bowl Team, Violin Club

Arts and Music Programs:
Band and Choir

School Notes

  • 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
Profile last updated: 08/18/2021

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Quick Stats (2021-22)

  • Top Ranked IL School
  • Grades: Prekindergarten-8
  • Students: 434 students
  • Yearly Tuition: $6,925
  • Average class size: 15 students
  • Application Deadline: None / Rolling

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Did You Know?

The average private school tuition in Lake County, IL is $10,438 for elementary schools and $22,567 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Lake County, IL is 87% (read more about average acceptance rates across the country).

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