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Holy Trinity School participates in the mission of the Catholic Church as a fully accredited co-educational Catholic School for preschool 3 and 4 years olds, and Kindergarten through 8th grade.
We strive to create and build an educational community of faith where the message of Christ is taught and lived, where community is fostered in an atmosphere of respect, love, caring, and sharing, and where the spirit of Christian service is encouraged.
In this regard, the school provides opportunities to pursue academic excellence, build meaningful relationships, learn responsible citizenship and develop skills for ethical leadership.
We believe that each person is a unique creation of God, endowed with certain talents and abilities.
In the educational and spiritual atmosphere of Holy Trinity School each one is encouraged to develop a fully human life based on his/her uniqueness.
Students become aware of their role as Catholics and of their rich Catholic heritage and are encouraged to become involved Catholic members of society.
Quick Facts (2025-26)
Grades: Prekindergarten-8
Enrollment: 166 students
Average class size: 15 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)
Holy Trinity School participates in the mission of the Catholic
Church as a fully accredited co-educational Catholic School for
preschool 3 and 4 years olds, and Kindergarten through 8th
grade.
We strive to create and build an educational community of faith
where the message of Christ is taught and lived, where community is
fostered in an atmosphere of respect, love, caring, and sharing,
and where the spirit of Christian service is encouraged.
In this regard, the school provides opportunities to pursue
academic excellence, build meaningful relationships, learn
responsible citizenship and develop skills for ethical
leadership.
We believe that each person is a unique creation of God,
endowed with certain talents and abilities.
In the educational and spiritual atmosphere of Holy Trinity
School each one is encouraged to develop a fully human life based
on his/her uniqueness.
Students become aware of their role as Catholics and of their
rich Catholic heritage and are encouraged to become involved
Catholic members of society.
Sample of notable school alumni/alumnae:
Benjamin Steger - Graduated Magna Cum Laude from Westmont High School in May 2023, received the John Philip Sousa Award, French Award, and Math Department Award. -
Source: National Center for Education Statistics (NCES)
Holy Trinity School famous alumni include: Benjamin Steger - Graduated Magna Cum Laude from Westmont High School in May 2023, received the John Philip Sousa Award, French Award, and Math Department Award..
When is the application deadline for Holy Trinity School?
The application deadline for Holy Trinity School is rolling (applications are reviewed as they are received year-round).
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Quick Facts (2025-26)
Grades: Prekindergarten-8
Enrollment: 166 students
Average class size: 15 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)
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Did You Know?
The average private school tuition in Dupage County, IL is $10,883 for elementary schools and $16,687 for high schools (read more about average private school tuition across the country).
