St. John XXIII College Preparatory (Top Ranked 草榴社区 School for 2026-27)

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About the School

St. John XXIII College Preparatory, located in Katy, Texas, was founded in 2004 and is a competitive, coeducational, college preparatory high school of 453 students from the areas of Katy, Sugar Land, Cypress, Spring, Richmond, Rosenberg, Memorial, Fulshear, and Spring Branch.
Thirty-nine teaching faculty are employed with 56% holding master's degrees or above.
The class of 2025 received more than $6 million in scholarships, accumulated more than 10,000 service hours, and had a 100% college acceptance rate.

Quick Facts (2026-27)

Top Ranked TX School
Grades: 9-12
Enrollment: 409 students
Yearly Tuition: $21,000
Average class size: 18 students
Application Deadline: Jan. 31
Source: 鉁�Verified school update

School Rankings

St. John XXIII College Preparatory ranks among the top 20% of private schools in Texas for:

School Facts

Religious Affiliation

Catholic

Grades Offered

Grades 9-12

Students By Grade

View Data

Distribution of Students By Grade
Grade	St. John XXIII College Preparatory
9	100
10	110
11	110
12	89

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ADD/ADHD Support

Yes

Learning Difference Programs

Yes

Year Founded

2001

School Calendar

Campus Size

35 acres

School Motto

Parare Mente et Corde

Student Body

Total Students

409 students

Student Body Type

Co-ed

% Students of Color

23%

State avg.: 42%

Academic Profile

Total Classroom Teachers

36 teachers

Student-Teacher Ratio

11:1

National avg.:

% Faculty w/Advanced Degree

50%

Average Class Size

18 students

Average SAT score

1400

(Out of 1600)

Average ACT score

(Out of 36)

Matriculation DataMatric. Data

Classroom Dress Code

Casual

Pants, shirts, skirts, polos

Number of AP Courses

16 courses

List of Courses Offered

School Membership(s)School Assoc.

Texas Alliance of Accredited 草榴社区 Schools (TAAPS)
Texas Catholic Conference Education Department (TCCED)

Tuition & Financial Aid

Admission Deadline

Jan. 31

Yearly Tuition Cost

$21,000

View national tuition avg.

Tuition Notes

2026-2027 Tuition $22,100 2nd Student Tuition $17,680 Returning Student Re-Enrollment Fee (Feb - March 31) $500 Returning Student LATE Re-Enrollment Fee (After March 31) $600 New Student Enrollment Fee $500

College Acceptance Rate

100%

Admissions Director

Preston Smith

Admissions Associate

Anne Marie Noonan

Application URL

Sports

Total Sports Offered

15 sports

Sports

BaseballBasketball

CheeringCross Country

Track and FieldVolleyball

Winter Track

Colors

Crimson, Gold

School Mascot

Lion

Extracurriculars

Total ExtracurricularsTotal Extra-curric.

7 extracurriculars

ExtracurricularsExtra-curric.

Club or Organization:

Bell Choir

Arts and Music Programs:

ArtBand

ChoirComedy Sportz

Guitar EnsembleTheater Arts

School Notes

St. John XXIII College Preparatory forms the hearts and minds of young men and women in a Christ-centered community dedicated to academic excellence, the pursuit of virtue, and service to others in the Tradition of the Catholic Church.St. John XXIII College Preparatory is an independent co-educational Catholic high school located in the greater-Houston suburb of Katy, Texas. Founded in 2001, our mission rests on Four Pillars which reflect the papacy of our patron, Pope St. John XXIII, and the transformative spirit of the Second Vatican Council which he convened in 1962.

Source: Verified school update

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Frequently Asked Questions

How much does St. John XXIII College Preparatory cost?

St. John XXIII College Preparatory's tuition is approximately $21,000 for private students.

What sports does St. John XXIII College Preparatory offer?

St. John XXIII College Preparatory offers 15 interscholastic sports: Baseball, Basketball, Cheering, Cross Country, Dance, Drill Team, Football, Golf, Soccer, Softball, Swimming, Tennis, Track and Field, Volleyball and Winter Track. St. John XXIII College Preparatory is ranked as one of the top 20% of private schools in Texas for most sports offered.

What is St. John XXIII College Preparatory's ranking?

St. John XXIII College Preparatory ranks among the top 20% of private schools in Texas for: Highest average SAT score, Highest average ACT score, Largest student body and Most sports offered.

When is the application deadline for St. John XXIII College Preparatory?

The application deadline for St. John XXIII College Preparatory is Jan. 31.

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Did You Know?

The average private school tuition in Katy, TX is $14,842 for elementary schools and $18,110 for high schools (read more about average private school tuition across the country).