St. Thomas School
Independent Catholic school · Grades Pre-K–5
Madison, SD
401 N Van Eps Ave, Madison, SD 57042
Overall grade: A
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- A-Class size
- A-Years serving families
What stands out
- Serving families in Madison since at least 2011
In Madison, South Dakota, St. Thomas School is an independent Catholic school for students from pre-K through 5th grade. About 44 students attend, with roughly 9 students per teacher. It has been listed in official private school records since 2011–12. The school is part of the Diocese of Sioux Falls. The school day runs about 5.5 hours, 170 days a year.
At a glance
- Grades
- Grades Pre-K–5
- Students
- 44
- Teachers
- 4.8 (full-time equivalent)
- Students per teacher
- 9.2
- Boys and girls
- Coed · 23 girls, 21 boys
- Religious affiliation
- Catholic · Independent Catholic school
- Diocese
- Diocese of Sioux Falls
- School day
- About 5.5 hours
- School year
- 170 days
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 50% of Catholic elementary schools in South Dakota (9 students per teacher).
- A smaller school: fewer students than 94% of Catholic elementary schools in South Dakota.
- Compared with 16 Catholic elementary schools in South Dakota.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Member of
- National Catholic Educational Association
Questions to ask on a tour
- What is tuition, and what does it include (books, fees, uniforms, trips)?
- Do you offer financial aid, sibling discounts or payment plans?
- Do you accept ESA, voucher or tax-credit scholarship funds?
- How big are classes in my child's grade?
- What support is there for students who need extra help or more challenge?
- Is the school accredited, and by whom?
- What do a typical day and a typical week look like?
- How does the school communicate with families?
Questions about St. Thomas School
What grades does St. Thomas School serve?
St. Thomas School serves grades Pre-K–5.
How many students attend St. Thomas School?
About 44 students, with 9 students per teacher, according to official records.
How much is tuition at St. Thomas School?
Call the school to ask about tuition, financial aid and payment plans.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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