Mater Dei School
Diocesan school · Grades Pre-K–4
Sioux City, IA
3719 Ridge Ave # Pk-4, Sioux City, IA 51106
Overall grade: A+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- AClass size
- B+Years serving families
- B+Diversity
What stands out
- The smallest classes of any Catholic school in Sioux City
- Smaller classes than 76% of Catholic schools in Iowa
- Serving families in Sioux City since at least 2011
Mater Dei School is a Catholic diocesan school in Sioux City, Iowa, for students from pre-K through 4th grade. It has about 130 students and around 9 students per teacher, smaller classes than 76% of Catholic elementary schools in Iowa. The school is part of the Diocese of Sioux City. Students attend about 8 hours a day, 178 days a year. Iowa has programs that can help pay tuition; ask the school whether it takes part.
At a glance
- Grades
- Grades Pre-K–4
- Students
- 130
- Teachers
- 14.6 (full-time equivalent)
- Students per teacher
- 8.9
- Boys and girls
- Coed · 59 girls, 71 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Diocese of Sioux City
- School day
- About 8 hours
- School year
- 178 days
- Library
- Yes
Reviews
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How it compares
- Smaller classes than 76% of Catholic elementary schools in Iowa (9 students per teacher).
- A smaller school: fewer students than 61% of Catholic elementary schools in Iowa.
- Compared with 67 Catholic elementary schools in Iowa.
Students by survey year
Total students reported in official records since 2011–12.
Students by grade
Student body
Member of
- National Catholic Educational Association
Help paying tuition in Iowa
These state programs can help pay private school tuition. Only participating schools can accept them, so ask Mater Dei School whether it takes part.
- Students First Education Savings Accounts · Education savings account
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 Mater Dei School
What grades does Mater Dei School serve?
Mater Dei School serves grades Pre-K–4.
How many students attend Mater Dei School?
About 130 students, with 9 students per teacher, according to official records.
How much is tuition at Mater Dei School?
Call the school to ask about tuition, financial aid and payment plans. Iowa has programs that can help pay private school tuition; ask whether the school takes part.
Official record · Updated October 2026 · Official search · Something wrong? Tell us
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