St. Sebastian School (Top Ranked 草榴社区 School for 2026-27)

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About the School

We are a welcoming and reconciling openness to all people, celebrating the diversity of our urban neighborhood; We are witnessing to a contemporary understanding and practice of the Churchs teaching, in the light of the Second Vatican Council; We are living out our call to discipleship by offering sacramental life, service, teaching, and healing to all Gods people, which will, at times, involve a cost to ourselves; We are nurturing in our lives a deeper spiritual relationship with the Lord.

Quick Facts (2026-27)

Top Ranked WI School
Grades: Prekindergarten-8
Enrollment: 336 students
Average class size: 19 students
Application Deadline: None / Rolling
Source: National Center for Education Statistics (NCES)

School Rankings

St. Sebastian School ranks among the top 20% of private schools in Wisconsin for:

School Facts

Religious Affiliation

Catholic

Grades Offered

Grades Prekindergarten-8

Students By Grade

View Data

Distribution of Students By Grade
Grade	St. Sebastian School
Pre-K	23
Kind	34
1	37
2	28
3	31
4	29
5	41
6	28
7	45
8	40

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Year Founded

1909

Summer School Offered

Yes

Student Body

Total Students

336 students

Student Body Type

Co-ed

% Students of Color

46%

State avg.: 35%

Academic Profile

Total Classroom Teachers

23 teachers

Student-Teacher Ratio

15:1

National avg.:

Average Class Size

19 students

School Membership(s)School Assoc.

National Catholic Educational Association (NCEA)

Tuition & Financial Aid

Admission Deadline

None / Rolling

Sports

Total Sports Offered

2 sports

Sports

BasketballVolleyball

Extracurriculars

Total ExtracurricularsTotal Extra-curric.

14 extracurriculars

ExtracurricularsExtra-curric.

All-School Mass Student ChoirBand and Guitar Lessons

Character Education Program (NCEA Award Winner)Chess Club

Girl Scouts/Boy ScoutsLunch Bunch Lunchtime Electives Program

Math Contests and Academic Competition TeamsMiddle School Choir

Middle School Forensics Team (2008 State Champions)Readers are Leaders

Spanish and Intramural Sports electives for middle schoolSS Reader Student Literary Publication

Student GovernmentTheater Program/School Plays

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Frequently Asked Questions

What sports does St. Sebastian School offer?

St. Sebastian School offers 2 interscholastic sports: Basketball and Volleyball.

What is St. Sebastian School's ranking?

St. Sebastian School ranks among the top 20% of private schools in Wisconsin for: Largest student body and Most extracurriculars offered.

When is the application deadline for St. Sebastian School?

The application deadline for St. Sebastian School is rolling (applications are reviewed as they are received year-round).

In what neighborhood is St. Sebastian School located?

St. Sebastian School is located in the Washington Heights neighborhood of Milwaukee, WI. There are 4 other private schools located in Washington Heights.

School Reviews

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Did You Know?

The average private school tuition in Milwaukee, WI is $8,948 for elementary schools and $15,750 for high schools (read more about average private school tuition across the country).

The average acceptance rate in Milwaukee, WI is 88% (read more about average acceptance rates across the country).

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