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St. Louise De Marillac School

1125 Harrison Ave
La Grange Park, IL 60526
St. Louise de Marillac School fulfills a yearning for academic excellence, while respecting our students’ individuality. Twenty-first century technology is integrated throughout our challenging curriculum which is complemented by various enrichment and extracurricular programs preparing students for high school and beyond.
Our close community is at the heart of St. Louise, extending well beyond the school day and into the lives of our families.
Most importantly, St. Louise de Marillac students will be strong in Catholic values, shaping them into people of fervent Catholic faith, service and action.

Quick Facts (2026)

  • Grades: Prekindergarten-8
  • Enrollment: 146 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

School Overview

School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
School Calendar
Campus Size
10 acres

Student Body

Total Students
146 students
Student Body Type
Co-ed
% Students of Color
20%
State avg.: 34%
Students by Grade

Academics and Faculty

Total Classroom Teachers
8 teachers
Student-Teacher Ratio
18:1
National avg.:

Tuition and Acceptance Rate

Admission Deadline
None / Rolling

School Notes

  • School Motto: Holy Guardian Angels Parish strives to facilitate a journey of spiritual renewal by working with the Holy Spirit in new and creative ways to make disciples, build community, and inspire witnesses to the Gospel.
  • St. Louise de Marillac School fulfills a yearning for academic excellence, while respecting our students’ individuality. Twenty-first century technology is integrated throughout our challenging curriculum which is complemented by various enrichment and extracurricular programs preparing students for high school and beyond.
  • Our close community is at the heart of St. Louise, extending well beyond the school day and into the lives of our families.
  • Most importantly, St. Louise de Marillac students will be strong in Catholic values, shaping them into people of fervent Catholic faith, service and action.
Source: Verified school update

Frequently Asked Questions

When is the application deadline for St. Louise De Marillac School?
The application deadline for St. Louise De Marillac School is rolling (applications are reviewed as they are received year-round).

School Reviews

5  
Caring teachers and faculty. Music, Art, Spanish and P.E. weekly. The school offers basketball and Volleyball, and Bitty sports for the younger children. Choir and altar serving are also available for those that are not into sports.
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Quick Facts (2026)

  • Grades: Prekindergarten-8
  • Enrollment: 146 students
  • Application Deadline: None / Rolling
  • Source: Verified school update

Did You Know?

The average private school tuition in Cook County, IL is $13,441 for elementary schools and $19,394 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Cook County, IL is 83% (read more about average acceptance rates across the country).

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