St. Teresa High School is a secondary school serving the Decatur, Illinois area.
As a Catholic school committed to the development of the whole person, St. Teresa seeks to integrate faith and life by instructing students in human knowledge and skills in the light of the gospel.
As a Catholic school committed to the development of the whole person, St. Teresa seeks to integrate faith and life by instructing students in human knowledge and skills in the light of the gospel.
St. Teresa High School, a Catholic Secondary School committed to the development of the whole person, seeks to integrate faith and life by instructing students in human knowledge and skills in the light of the gospel.
Educationally, it strives to foster a reverence for learning and to equip students with the professional and technical competencies to function in a modern society; psychologically, the program hopes to guide students to an understanding of self and others and to a facility in the means of human communication.
Spiritually, St. Teresa seeks to lead students, through prayer and instruction, to a deeper and more faith-filled sense of their own worth as gifted, though flawed, individuals and to a personal experience with God.
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 227 students
- Application Deadline: None / Rolling
- Source: Verified school update
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades 9-12
Student Body
Total Students
227 students
Student Body Type
Co-ed
% Students of Color
12%
State avg.: 34%
Students by Grade
Academics and Faculty
Total Classroom Teachers
21 teachers
Student : Teacher Ratio
11:1
National avg.: 13:1
Classroom Dress Code
Casual
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Source: Verified school update
Frequently Asked Questions
What schools are St. Teresa High School often compared to?
St. Teresa High School is often viewed alongside schools like Lutheran School Association by visitors of our site.
When is the application deadline for St. Teresa High School?
The application deadline for St. Teresa High School is rolling (applications are reviewed as they are received year-round).
Related Schools
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Popular comparisons: St. Teresa High School vs. Lutheran School Association
People that viewed St. Teresa High School also viewed these schools: Grace Baptist Academy, St. Ignatius College Prep, Depaul College Prep, Northridge Preparatory School and Notre Dame College Prep.
The nearest high school to St. Teresa High School is Lutheran School Association (1.9 miles away)
The nearest elementary school is Antioch Christian Academy (1.1 miles away)
The nearest preschool is Our Lady Of Lourdes School (1.5 miles away)
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