St. Joseph School in Decatur, IN offers co鈥揺d Catholic education for grades PK through 8 in a town setting.
Founded in 1881, the school serves 338 udents with a student鈥搕eacher ratio of 14:1 and an average class size of 15.
The school reports a udent diversity percentage of 10.9%, reflecting some racial and ethnic representation.
Joseph School is a member of the National Catholic Educational Association (NCEA).
Among private schools in Indiana,. Joseph ranks in the top 20% for large student body and oldest founding date.
Quick Facts (2026)
- Top-Ranked IN School
- Grades: Prekindergarten-8
- Enrollment: 338 students
- Average class size: 15 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. Joseph School ranks among the top 20% of private schools in Indiana for:
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
Year Founded
1881
Last Day of School
Mon. May 25, 2026
Student Body
Total Students
338 students
Student Body Type
Co-ed
% Students of Color
11%
State avg.: 26%
Students by Grade
Academics and Faculty
Total Classroom Teachers
24 teachers
Student-Teacher Ratio
14:1
National avg.:
Average Class Size
15 students
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Application URL
School Notes
- School Motto: Nurturing the Mind, Body, and Spirit
Source: Verified school update
Frequently Asked Questions
What is St. Joseph School's ranking?
St. Joseph School ranks among the top 20% of private schools in Indiana for: Largest student body and Oldest founding date.
When is the application deadline for St. Joseph School?
The application deadline for St. Joseph School is rolling (applications are reviewed as they are received year-round).
School Reviews
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