Very Good
#85 of 571 private schools in WI
Top 15% of private schools
St John Xxiii Catholic School
Elementary School · Port Washington, WI
A private elementary school in Port Washington, WI serving grades Pre-K – 8th.
1802 N WISCONSIN ST, Port Washington, WI 53074
- Math 64% vs WI 31% (2025)
- Reading 86% vs WI 34% (2025)
- 8.6:1 student-teacher ratio
Academics
PreliminaryWhat this rating measures
This rating reflects classroom size, instructional time, student diversity, community resources, and school characteristics. Private schools are ranked against other private schools in WI.
Data not available
View data sources
Score basis: Private school model
Data coverage: 80% of scoring components had data
Components scored: 4 of 5
Ranking pool: Private schools in WI
2025 FORWARD proficiency
Most recent published year. School vs. WI average.
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where St John Xxiii Catholic School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries.
Getting around & local context
- Walk 37Car-Dependent
- Bike 59Bikeable
- City Safety: Average605/100K
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FBI Uniform Crime Reporting · 2024 · city context (Port Washington), not school-level safety or attendance eligibility. Source details
Source period: 2024. Freshness not available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$78,944
Median home value
$276,200
Median rent
$1,024/mo
College educated
35.8%
Homeownership
65%
Poverty rate
7.6%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 53074; this is area context, not an attendance boundary.
Programs & students
Student demographicsNCES Private School Universe Survey (PSS) (SY 2021–22)
Source: NCES Private School Universe Survey (PSS)
Compare nearby
Nearby same-level schools
3 from a 5-mile search
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Lincoln ElementaryEnrollment path unverified | 9.0 | PK–4 | 0.5 mi | 295 | Compare → |
| Dunwiddie ElementaryEnrollment path unverified | 9.1 | PK–4 | 2.1 mi | 335 | Compare → |
| Saukville ElementaryEnrollment path unverified | 8.3 | PK–4 | 3.9 mi | 336 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
St John Xxiii Catholic School is listed in Port Washington, WI; verify the current enrollment path directly.
About St John Xxiii Catholic School
St John Xxiii Catholic School is a private elementary school in Port Washington, WI, serving approximately 134 students in grades Pre-K-8th with a 8.6:1 student-teacher ratio. It holds a MySchoolScout rating of 7.6 out of 10 and ranks #85 of 571 private schools in WI. State assessment records show 64% math proficiency (2025 FORWARD) and 86% reading/ELA proficiency (2025 FORWARD).
Frequently asked questions
Common questions about St John Xxiii Catholic School
What grades does St John Xxiii Catholic School serve?
St John Xxiii Catholic School serves students in grades Pre-K through 8th.
How many students attend St John Xxiii Catholic School?
St John Xxiii Catholic School has an enrollment of approximately 134 students.
What is the student-teacher ratio at St John Xxiii Catholic School?
The student-teacher ratio at St John Xxiii Catholic School is 8.6:1. A lower ratio generally means more individual attention per student. The national average is approximately 11:1 for private schools.
How does St John Xxiii Catholic School rank in WI?
St John Xxiii Catholic School ranks #85 of 571 private schools in WI.
What is St John Xxiii Catholic School's MySchoolScout rating?
St John Xxiii Catholic School has a current MySchoolScout rating of 7.6 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at St John Xxiii Catholic School?
Based on loaded state assessment records, St John Xxiii Catholic School has 64% math proficiency (2025 FORWARD) and 86% reading/ELA proficiency (2025 FORWARD).
Is St John Xxiii Catholic School a private school?
Yes, St John Xxiii Catholic School is a private coeducational school with a Roman Catholic affiliation. Private schools are not required to participate in state standardized testing, so academic performance data may be limited compared to public schools.
Is St John Xxiii Catholic School a religious school?
St John Xxiii Catholic School has a Roman Catholic religious affiliation.
School factsNCES Private School Universe Survey (PSS) (SY 2021–22)
- Grades
- Pre-K – 8th
- Enrollment
- 134
- Gender Split
- 43% M / 57% F
- Student-Teacher Ratio
- 8.6:1
- Teachers (FTE)
- 16
- Type
- private
- Coed Status
- coed
- Affiliation
- Roman Catholic
- School Day
- 6.7 hours
- Days Per Year
- 176 days
- Setting
- Large Suburb
- County
- Ozaukee County
- Phone
- (262) 284-2682
- Area population (ZIP 53074)
- 13,589
- Area average commute
- 19.5 min
- Area median age
- 40.5
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Private School Universe Survey (PSS) · SY 2021–22 · Low confidence
- Vintage not available. Do not use this measure alone.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2025 FORWARD · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2025 FORWARD. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2025 FORWARD · Medium confidence
- Available for part of the eligible units; results may not represent the full area.
- Source period: 2025 FORWARD. A newer release may be available.
- Derived from source records rather than read directly from one field.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 53074; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments 2025 FORWARD; directory SY 2021–22
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