St. Thomas Aquinas Academy is an accredited K4 ' 8 school staffed by a dedicated faculty with an average of 16 years of teaching experience.
The school offers your child academic excellence in a basic curriculum plus foreign language, art, computers, physical education, and music.
We believe in immersing your child in solid Catholic faith, morals, and values through daily prayer, religion classes, and weekly Mass.
The school is supported by six Catholic parishes (St. Augustine, Immaculate Conception, Nativity of the Lord, St. Paul, Sacred Heart of Jesus, and St. Veronica).
Quick Facts (2026)
- Top-Ranked WI School
- Grades: Prekindergarten-8
- Enrollment: 2,033 students
- Average class size: 20 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Seton Catholic Schools ranks among the top 20% of private schools in Wisconsin for:
School Overview
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Prekindergarten-8
School Calendar
Student Body
Total Students
2,033 students
Student Body Type
Co-ed
% Students of Color
85%
State avg.: 35%
Students by Grade
Academics and Faculty
Total Classroom Teachers
141 teachers
Student-Teacher Ratio
14:1
National avg.: 13:1
% Faculty w/Advanced Degree
20%
Average Class Size
20 students
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Tuition Notes
See Website for more information
Admissions Director
Mrs. Mary Stallmann
School Notes
- School Motto: empowering and preparing future leaders for lifelong stewardship through an academically challenging and faith-centered environment
- We offer additional care for your child with qualified before and after school care; along with nurturing your child with nutritious hot lunches.
- Your child can learn and grow with a complete extra-curricular program that includes athletics, scouts, forensics, mentoring and various clubs.
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
What is Seton Catholic Schools's ranking?
Seton Catholic Schools ranks among the top 20% of private schools in Wisconsin for: Highest percentage of students of color and Largest student body.
When is the application deadline for Seton Catholic Schools?
The application deadline for Seton Catholic Schools is rolling (applications are reviewed as they are received year-round).
In what neighborhood is Seton Catholic Schools located?
Seton Catholic Schools is located in the Tippecanoe neighborhood of Milwaukee, WI.
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