St. John XXIII Catholic School (SJ23) provides a foundation of Catholic values and academic excellence for its students in preschool through 8th grade. Our faculty and staff are dedicated to building a strong academic, social, emotional, and spiritual foundation for our students.
Quick Stats (2024-25)
- Top Ranked WI School
- Grades: Prekindergarten-8
- Enrollment: 193 students
- Yearly Tuition: $4,720
- Acceptance rate: 100%
- Average class size: 17 students
- Application Deadline: None / Rolling
- Source: Verified school update
Top Rankings
St. John XXIII Catholic School 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
ADD/ADHD Support
Yes
Learning Difference Programs
Yes
Year Founded
1853
Student Body
Total Students
193 students
Student Body Type
Co-ed
% Students of Color
10%
State avg.: 35%
Students by Grade
Academics and Faculty
Total Classroom Teachers
14 teachers
Student : Teacher Ratio
14:1
National avg.: 13:1
% Faculty w/Advanced Degree
35%
Average Class Size
17 students
Classroom Dress Code
Formal
Uniform
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
Tuition Notes
Tuition is pro-rated for multiple students enrolled, and is different for Pre-3 and K4 students. Scholarships and Tuition Assistance are available.
% on Financial Aid
46%
Average Financial Aid Grant
$1,000
Acceptance Rate
100%
National avg.: 85%
Admissions Director
Erin Brewster
Sports
Total Sports Offered
4 sports
Sports
Extracurriculars
Total ExtracurricularsTotal Extra-curric.
19 extracurriculars
ExtracurricularsExtra-curric.
Club or Organization:
3D Printing, Art Club, Baking Club, Chess, Construction Club, Culture and Cooking Club, Knitting & Crocheting, Robot Coding, Sunshine Club
Arts and Music Programs:
Beginning Band (4th Grade), Bell Choir, Concert Band (7th-8th Grade), Guitar, Honors Band (by teacher nomination only), Intermediate Band (5th-6th Grade), Jazz Band (Middle School), Ukulele
Recreational Athletic Programs:
5th - 8th Grade Girls' & Boys' Basketball, 5th - 8th Grade Girls' & Boys' Volleyball
3D Printing, Art Club, Baking Club, Chess, Construction Club, Culture and Cooking Club, Knitting & Crocheting, Robot Coding, Sunshine Club
Arts and Music Programs:
Beginning Band (4th Grade), Bell Choir, Concert Band (7th-8th Grade), Guitar, Honors Band (by teacher nomination only), Intermediate Band (5th-6th Grade), Jazz Band (Middle School), Ukulele
Recreational Athletic Programs:
5th - 8th Grade Girls' & Boys' Basketball, 5th - 8th Grade Girls' & Boys' Volleyball
School Notes
- Today, St. John XXIII Catholic School (SJ23)provides a faith-based education option for almost 200 students. Together, with the support ofSt. John XXIII Catholic Parish, our school functions as a parochial school option for students in northern Ozaukee County.
- We are blessed with a giving and involved parent community. Our parents are the heart and soul of our school culture and the engine driving our high academic and spiritual standards, family enrichment events, co-curricular clubs, and overall vision of our school. Our parents show their children they are interested in their day-to-day school life and value our larger school community by helping with homework, volunteering in the classroom, sharing a hobby or skill, coaching a sport, attending school events, and by volunteering their time to make our school community better.
- SJ23`s rigorous, integrated, hands-on philosophy promotes differentiated instruction, encourages creative expression, promotes critical thinking, and provides students with the opportunity to obtain skills needed to be successful, compassionate learners for the future. Our curriculum based on science, technology, engineering, arts, and math (STEAM) engages students of all academic levels. It promotes a deeper understanding of real-world concepts and helps students to become critical thinkers, thoughtful listeners, and effective speakers. SJ23`s co-curricular environment allows differentiated instruction and encourages creative expression as students develop socially, intellectually, emotionally, physically, and spiritually.
- Service, Discipleship, & Communityis what we are about.All students in K - 8th grade participate in weekly Mass or prayer services and numerous service projects throughout the year. Students also participate in retreats, work in the the St. Peter`s Food Pantry, serve at St. Ben`s, and serve in many other areas of our local and global communities. Middle-school students are required to fulfill a fixed number of service hours each year.
- Sample of notable school alumni/alumnae:
- Mayor Ted Neitzke IV - Ted Neitzke IV is the Mayor of Port Washington, Wisconsin.
Source: Verified school update
Frequently Asked Questions
How much does St. John XXIII Catholic School cost?
St. John XXIII Catholic School's tuition is approximately $4,720 for private students.
What is the acceptance rate of St. John XXIII Catholic School?
The acceptance rate of St. John XXIII Catholic School is 100%, which is higher than the national average of 93%.
Who are famous alumni from St. John XXIII Catholic School?
St. John XXIII Catholic School famous alumni include: Mayor Ted Neitzke IV.
What sports does St. John XXIII Catholic School offer?
St. John XXIII Catholic School offers 4 interscholastic sports: Basketball, Cheering, Dance and Volleyball.
What is St. John XXIII Catholic School's ranking?
St. John XXIII Catholic School ranks among the top 20% of private schools in Wisconsin for: Most extracurriculars offered and Oldest founding date.
When is the application deadline for St. John XXIII Catholic School?
The application deadline for St. John XXIII Catholic School is rolling (applications are reviewed as they are received year-round).
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