St. Sebastian School
Diocesan school · Grades Pre-K–8
Milwaukee, WI
1747 N 54th St, Milwaukee, WI 53208
Overall grade: B+
ChooseAPrivateSchool.com grade, from official facts compared with similar schools.
- BClass size
- A-Years serving families
- A+Diversity
What stands out
- Serving families in Milwaukee since at least 2011
St. Sebastian School is a Catholic diocesan school in Milwaukee, Wisconsin, for students from pre-K through 8th grade. It has about 340 students and around 14 students per teacher. Its enrollment has held steady since 2011–12. The school is part of the Archdiocese of Milwaukee. Students attend about 7.5 hours a day, 177 days a year. Wisconsin has programs that can help pay tuition; ask the school whether it takes part.
At a glance
- Grades
- Grades Pre-K–8
- Students
- 340
- Teachers
- 24.9 (full-time equivalent)
- Students per teacher
- 13.7
- Boys and girls
- Coed · 160 girls, 180 boys
- Religious affiliation
- Catholic · Diocesan school
- Diocese
- Archdiocese of Milwaukee
- School day
- About 7.5 hours
- School year
- 177 days
- Library
- Yes
Reviews
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How it compares
- Larger than 93% of Catholic elementary schools in Wisconsin.
- Compared with 201 Catholic elementary schools in Wisconsin.
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 Wisconsin
These state programs can help pay private school tuition. Only participating schools can accept them, so ask St. Sebastian School whether it takes part.
- Parental Choice Program · Voucher or scholarship
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. Sebastian School
What grades does St. Sebastian School serve?
St. Sebastian School serves grades Pre-K–8.
How many students attend St. Sebastian School?
About 340 students, with 14 students per teacher, according to official records.
How much is tuition at St. Sebastian School?
Call the school to ask about tuition, financial aid and payment plans. Wisconsin 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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