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Thomas Jefferson School

Thomas Jefferson School is a coeducational private boarding traditional school for students in grades 7 through 12.

Institution Type: Private Setting: Suburban


Thomas Jefferson School's Full Profile



Thomas Jefferson School says

Welcome to Thomas Jefferson School (TJ), an international coed boarding and day school community for grades 7 to 12 located in suburban St. Louis, Missouri. Our core classical liberal arts curriculum appeals to students from St. Louis to Shanghai, Little Rock to Nowy Sacz. We are a community of diverse minds aspiring to the highest standards of scholarship. Our students are currently on Winter Break and will return to campus during January.

The Best Choice for College Preparation Since 1946, Thomas Jefferson School (TJ) has provided students the best environment in which to develop true intellectual depth. We provide an unparalleled program that emphasizes community and responsibility and holds students to high expectations in every area of school life.

TJ students are truly diverse and can’t be categorized as any particular type. They share energy, independence, a passion for learning, and a commitment to preparing for college. TJ students connect with others who have the same desire to learn. TJ is truly a second home.

The formative teenage years are a critical time for developing cultural awareness and analytical thinking. The liberal arts, ideally suited for this time in life, give young people an education that is never out of date.

TJ students are remarkable. We consider it a privilege to work with them. Their impressive college-placement record is a result of their natural ability and their learning experience at TJ.

Mission Statement

Our Mission Thomas Jefferson School gives its students the strongest possible academic background through a classical education. Within a nurturing community, students develop a responsibility for their own learning and a desire to lift up the world with beauty and intellect.





Grades Cost Term
Middle School $39,500 Annual

Private schools, including parochial and boarding, are funded through tuition and fees. The cost varies from school to school, but most families pay tuition to attend them. Many private schools offer financial aid or discounts, so it's worthwhile to ask about these options.


  (314) 843-4151

Entrance Requirements

  • SSAT



Test Scores

2000 25th percentile score for the SAT Composite

2340 75th percentile score for the SAT Composite

2050 Average score for the SAT Composite

Students and Faculty

Students and Faculty

Enrollment Data

Total Enrollment 91
Enrollment By Grade
Grade Number of Students
7 10
8 16
9 15
10 18
11 18
12 14

Thomas Jefferson School's relatively even enrollment profile may offer insights into student retention rates, local population changes, real estate costs, and the accessibility of alternative educational options. to find out more about the specific factors influencing Thomas Jefferson School's enrollment numbers.

Student Teacher Ratio 6 : 1
Average Class Size 14
Gender 53% Male / 47% Female
Dress Code Formal
Percent Boarding 60%
Student Diversity
Percentage of Student Body
White 56%
Multi-racial 3%
Hispanic/Latino 1%
Black or African American 4%
Asian 35%


  • Art Club
  • Chess Club
  • Film Club
  • Mock Trial
  • Photography Club
  • Student Council
  • Yearbook

Associations & Memberships

Other school associations

The Association of Boarding Schools (TABS)

State or regional independent school association

National Association of Independent Schools (NAIS)

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