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St. Thomas High School

4500 Memorial Drive Houston, TX 77007

Quick Facts (2026-27)

  • Top Ranked TX School
  • Grades: 9-12
  • Enrollment: 749 students
  • Yearly Tuition: $25,550
  • Average class size: 18 students
  • Application Deadline: Jan. 15 / rolling
  • Source: ✓Verified school update
St. Thomas High School Photo #1 - Founded in 1900, St. Thomas High School is a Roman Catholic college preparatory school for young men in grades 9-12.
St. Thomas High School Photo #2 - St. Thomas provides a caring, intellectually challenging learning atmosphere in which young men develop the tools necessary to become successful in their future studies and careers.
St. Thomas High School Photo #3 - Located in nearly the geographic center of Houston, St. Thomas thrives on a lush campus at the corner of Memorial Drive and Shepherd Drive, approximately two miles west of downtown.
St. Thomas High School Photo #4 - Eagle Athletics teaches student-athletes dedication, loyalty and discipline, yielding much more than just performance outcomes in their sport. St. Thomas offers 12 sports with multiple team levels while competing in the Texas Association of ²ÝÁñÉçÇø and Parochial Schools.
St. Thomas High School Photo #5 - Our Fine Arts Department develops critical and creative thinking skills through training, practice and performances in band, choir, theater, and visual arts. Students' performances and exhibitions are events attended by students, the community, and extending to state and national competitions.
St. Thomas High School Photo #6 - At St. Thomas, young men find their fit, develop brotherhood, and form connections that last a lifetime.
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Quick Facts (2026-27)

  • Top Ranked TX School
  • Grades: 9-12
  • Enrollment: 749 students
  • Yearly Tuition: $25,550
  • Average class size: 18 students
  • Application Deadline: Jan. 15 / rolling
  • Source: ✓Verified school update

School Rankings

St. Thomas High School ranks among the top 20% of private schools in Texas for:

Category
Attribute
Student Body
Sports offered
School History

School Facts

Religious Affiliation
Grades Offered
Grades 9-12
Students By Grade
ADD/ADHD Support
Yes
Learning Difference Programs
Yes
Year Founded
1900
Summer School Offered
Yes
Summer Program Details
School Calendar
Campus Size
28 acres
School Motto
Teach me Goodness, Discipline & Knowledge.

Student Body

Total Students
749 students
Student Body Type
% Students of Color
43%
State avg.: 42%

Academic Profile

Total Classroom Teachers
83 teachers
Student-Teacher Ratio
9:1
National avg.:
% Faculty w/Advanced Degree
72%
Average Class Size
18 students
Average SAT score
1270
(Out of 1600)
Average ACT score
27
(Out of 36)
Matriculation DataMatric. Data
Classroom Dress Code
Casual
Dress pants, collared shirt, dress shoes
Number of AP Courses
19 courses
List of Courses Offered
Advanced Courses
Advanced Philosophy - dual credit with University of St. ThomasAdvanced Scripture - dual credit with University of St. Thomas
BiologyCalculus AB and BC
ChemistryComputer Science
Computer Science PrinciplesEnglish Composition
English LanguageEnglish Literature
Environmental ScienceFrench
LatinLocal Government - dual credit with University of St. Thomas
Music TheoryPhysics
SpanishStatistics
US GovernmentUS History
World History

Tuition & Financial Aid

Admission Deadline
Jan. 15 / rolling
Yearly Tuition Cost
% on Financial Aid
30%
Admissions Director
Maxwell Holmes
Admissions Associate
Claudia Walker
Application URL
Endowment Size
$15 million

Sports

Total Sports Offered
12 sports
Colors
White, Red
School Mascot
Eagle

School Notes

  • St. Thomas High School is a Roman Catholic college preparatory school for young men in grades 9-12. The school was founded by the Basilian fathers in the spring of 1900 with the mission to provide secondary education strongly rooted in the teachings of the Catholic faith.
  • Teaching of Goodness, Discipline, and Knowledge is the tradition of the Basilian Fathers and the sacred mission of St. Thomas (STH). These three words emulate the STH experience for students, faculty, and families.
  • Throughout the four years of high school, STH boys grow into men who think critically, communicate effectively, serve faithfully, and are prepared to excel in college and life.
  • For more than a century, St. Thomas High School has provided young men in the Houston area with a Catholic, college-preparatory education; while cultivating skills necessary for navigating life beyond graduation. Graduates are admitted to the nation's highest-ranking universities and often into the student's first choice for higher education.
  • Ranked a top 10 Catholic high school in Texas, St. Thomas High School's tradition of academic excellence and growth in faith and character, extends to all facets of the school environment. St. Thomas applies a standard of excellence that benefits students across a broad spectrum of interests and ambitions.
  • For generations, the school`s tradition of brotherhood has meant a lifelong connection with mentors, job opportunities, career advancements, and treasured friendships.
Source: Verified school update

Frequently Asked Questions

How much does St. Thomas High School cost?
St. Thomas High School's tuition is approximately $25,550 for private students.
What schools are St. Thomas High School often compared to?
St. Thomas High School is often viewed alongside schools like Strake Jesuit College Prep School by visitors of our site.
Does St. Thomas High School offer a summer program?
Yes, St. Thomas High School offers a summer program. Visit their for more information.
What sports does St. Thomas High School offer?
St. Thomas High School offers 12 interscholastic sports: Baseball, Basketball, Cross Country, Football, Golf, Lacrosse, Rugby, Soccer, Swimming, Tennis, Track and Field and Wrestling. St. Thomas High School is ranked as one of the top 20% of private schools in Texas for most sports offered.
What is St. Thomas High School's ranking?
St. Thomas High School ranks among the top 20% of private schools in Texas for: Largest student body, Most AP courses offered, Most sports offered and Oldest founding date.
When is the application deadline for St. Thomas High School?
The application deadline for St. Thomas High School is Jan. 15 / rolling (applications are due on Jan. 15 but additional applications are reviewed year-round as space permits ).
In what neighborhood is St. Thomas High School located?
St. Thomas High School is located in the Washington Avenue Coalition And Memorial Park neighborhood of Houston, TX. There are 3 other private schools located in Washington Avenue Coalition And Memorial Park.

School Reviews

  5.00 out of 5  (2 reviews)
5  
St. Thomas has been an excellent school for my 3 boys. My oldest son felt very well prepared for college. My middle son feels supported and cared for by his coaches, teachers, and the school faculty. My youngest son has been excelling in his Advanced classes. There is a place for everyone at STH.
- Posted by
5  
Great academic school with many opportunities for students to enrich all parts of their life. The brotherhood is above all other schools!
- Posted by

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Did You Know?

The average private school tuition in Houston, TX is $18,542 for elementary schools and $22,246 for high schools (read more about average private school tuition across the country).
The average acceptance rate in Houston, TX is 80% (read more about average acceptance rates across the country).

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