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Average

#531 of 884 private schools in TX

St John Xxiii College Prreparatory

High School

1800 W GRAND PKWY N, Katy, TX 77449

Private Estimated Score

Estimated academic score. This school does not have standardized test data. Based on TX statewide data. Learn more

Enrollment

408

Student-Teacher

12.8:1

Score

6.1

Grades

9th – 12th

Updated 2021-22

How this school compares

In Katy

#6 of 8

public schools

Texas high schools

#55 of 91

About St John Xxiii College Prreparatory

ST JOHN XXIII COLLEGE PREPARATORY serves 408 students in grades 9-12 in Katy, Texas, offering a focused learning environment with a favorable 12.8:1 student-teacher ratio supported by 32 full-time equivalent teachers. This public high school maintains a manageable size that allows for more individualized attention compared to larger institutions. With a MySchoolScout rating of 7.4 out of 10, the school demonstrates solid performance while having room for continued academic growth, ranking in the 14th percentile among Texas high schools.

The smaller student body creates opportunities for students to develop close relationships with faculty and participate more actively in school activities and programs. The school draws from a stable community in the 77449 ZIP code area, where families enjoy a median household income of $82,300 and median home values of $213,500. The neighborhood reflects a growing suburban area with 30% of residents holding bachelor's degrees or higher and a relatively low poverty rate of 10.7%, indicating strong community investment in education.

Students benefit from the school's location in the expanding Katy area, which provides access to both suburban amenities and the broader educational and cultural opportunities of the Greater Houston metropolitan region.

What Parents Should Know

As a private school, St John Xxiii College Prreparatory operates independently from the local public school district. Families considering this school should inquire about tuition costs, financial aid availability, and the admissions process. Private schools are not required to follow the same curriculum standards as public schools, which can be either an advantage or a consideration depending on your priorities.

Compare to Public Schools

Beta

How St John Xxiii College Prreparatory compares to 15 public schools serving similar grades in Katy, TX

Student-Teacher Ratio
12.8:1
This School
vs
14.8:1
Public Avg
Avg School Size
408
This School
vs
2,137
Public Avg
Avg School Scout Rating
6.1
This School
vs
7.3
Public Avg

Student Demographics

White 50% vs 0%
Hispanic 34.6% vs 0%
Asian 8.3% vs 0%
Black 2.9% vs 0%
St John Xxiii College Prreparatory Katy Public Avg

Nearby High Schools

School Rating
St John Xxiii College Prreparatory (this school) 6.1
MORTON RANCH H S 7.7
OPPORT AWARENESS CTR 5.7
TAYLOR H S 7.9
CALVIN NELMS H S 6.5
ARISTOI CLASSICAL UPPER SCHOOL 6.2
PAETOW H S 8.1
CINCO RANCH H S 8.0
KATY H S 8.3
TOMPKINS H S 8.5
CYPRESS LAKES H S 6.0
SEVEN LAKES H S 8.3
LEADERSHIP ACADEMY 6.6
JORDAN H S 7.6
HARMONY SCHOOL OF INNOVATION - KATY 6.5
FORT BEND CO ALTER

Demographics sourced from NCES Private School Survey (PSS) and Common Core of Data (CCD). Comparisons are based on enrollment-weighted averages.

Score Breakdown

What 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 TX.

Classroom Attention
? Student-teacher ratio calibrated against other private schools. Lower ratios mean more individual attention. (30% of overall score)
C 3.3 / 10
View breakdown
Student-Teacher Ratio 12.8:1
Instructional Commitment
? Total annual instructional hours based on school day length and days per year. (15% of overall score)
B 6.0 / 10
View breakdown
School Day Length 7 hours
Annual Instructional Hours 1,260
Diversity & Inclusion
? Racial and ethnic diversity of the student body using Simpson's diversity index. (20% of overall score)
A 8.6 / 10
View breakdown
Diversity Index 62%
Community Context

Data Unavailable

School Profile
? Enrollment size and grade span breadth — indicators of program depth and peer community. (15% of overall score)
A- 8.4 / 10
View breakdown
Enrollment 408
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 TX

Test Scores

Test score data not yet available for this school.

Student Demographics NCES PSS (SY 2021-22)

White 50.0%
Hispanic 34.6%
Asian 8.3%
Two or More 3.7%
Black 2.9%
Native American 0.2%
Pacific Islander 0.2%

Source: NCES Private School Survey (PSS)

Location

1800 W GRAND PKWY N, Katy, TX 77449

Nearby Alternatives

Families considering St John Xxiii College Prreparatory may also want to explore other high schools in the area. MORTON RANCH H S (rated 7.7/10, 1.6 miles away), which scores notably higher. Additionally, OPPORT AWARENESS CTR (rated 5.7/10, 2.3 miles away), with a comparable rating. For more schools in Katy, see our Katy schools guide .

Nearby Schools

20 within 2.3 mi
School Distance Rating
DIANE WINBORN EL Katy 0.5 mi 8.4
ROBERT KING EL Katy 0.9 mi 7.7
LEONARD EL Katy 1.1 mi 7.7
ILTEXAS KATY EL Katy 1.4 mi 3.9
ILTEXAS KATY MIDDLE Katy 1.4 mi 6.6
FAITH WEST ACADEMY Katy 1.4 mi 9.3
WEST MEMORIAL EL Katy 1.7 mi 5.5
WEST MEMORIAL J H Katy 1.7 mi 8.4
MORTON RANCH EL Katy 1.6 mi 8.0
MORTON RANCH H S Katy 1.6 mi 7.7
MORTON RANCH J H Katy 1.7 mi 7.4
SAFARI KIDS LEARNING CENTER Katy 1.9 mi
FRANZ EL Katy 2.0 mi 6.4
LORAINE T GOLBOW EL Katy 2.2 mi 6.4
BRITISH INTERNATIONAL SCHOOL OF HOUSTON Katy 2.1 mi 6.3
CIMARRON EL Katy 2.4 mi 7.1
T H MCDONALD J H Katy 2.4 mi 7.5
WESTSIDE BAPTIST ACADEMY Katy 2.4 mi 8.3
OPPORT AWARENESS CTR Katy 2.3 mi 5.7
KATY J H Katy 2.3 mi 7.6

Neighborhood Census ACS (2019-2023)

Census data for ZIP 77449 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$85,934

Median Home Value

$236,400

Median Rent

$1,755/mo

Population

123,042

College Educated

28.4%

Homeownership

70.5%

Avg Commute

35.6 min

Poverty Rate

11%

Median Age

34.3

Community Profile

The community surrounding St John Xxiii College Prreparatory has a median household income of $85,934. It is an area where 28% of adults hold a bachelor's degree or higher. The median home value in the area is $236,400, with a median rent of $1,755/month. The area has a poverty rate of 11.0%. The average commute in the area is 36 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
BANQUETE H S Banquete, TX 6.1
DIMMITT H S Dimmitt, TX 6.1
EDGEWOOD H S Edgewood, TX 6.1
GOLIAD H S Goliad, TX 6.1
PIONEER TECHNOLOGY (PTAA) FATE Dallas, TX 6.1
SANTA GERTRUDIS ACADEMY H S Kingsville, TX 6.1

Frequently Asked Questions

Common questions about St John Xxiii College Prreparatory

What grades does St John Xxiii College Prreparatory serve?

St John Xxiii College Prreparatory serves students in grades 9th through 12th.

How many students attend St John Xxiii College Prreparatory?

St John Xxiii College Prreparatory has an enrollment of approximately 408 students.

What is the student-teacher ratio at St John Xxiii College Prreparatory?

The student-teacher ratio at St John Xxiii College Prreparatory is 12.8:1. 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 College Prreparatory rank in TX?

St John Xxiii College Prreparatory is ranked #531 out of 884 private schools in TX.

What is St John Xxiii College Prreparatory's MySchoolScout rating?

St John Xxiii College Prreparatory has a composite rating of 6.1 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

Is St John Xxiii College Prreparatory a private school?

Yes, St John Xxiii College Prreparatory 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 College Prreparatory a religious school?

St John Xxiii College Prreparatory has a Roman Catholic religious affiliation.

11 schools nearby View map →

Neighborhood Context

City Safety
High (3,484/100K)

FBI UCR 2024. City-level (Katy). Data >1 year old.

Quick Facts NCES PSS (SY 2021-22)

Grades
9th – 12th
Enrollment
408
Gender Split
46% M / 54% F
Student-Teacher Ratio
12.8:1
Teachers (FTE)
32
Type
private
Coed Status
coed
Affiliation
Roman Catholic
School Day
7 hours
Days Per Year
180 days
Setting
Large City
County
HARRIS
Data Year
2022–2023

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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