St. Thomas More Middle School

St. Thomas More Middle School in Rapid City, SD, serves 164 co–ed udents in grades 6 through 8 within a city community setting.
Founded in 1991, this Catholic middle school maintains a udent–teacher ratio of 11:1 with 15 total teachers.
The school has a high diversity rate, with 93.9% of udents representing various racial and ethnic backgrounds, ranking it among the top 20% in South Dakota for diversity.
As a city–based Catholic middle school, it operates alongside several nearby private schools offering comparable grade spans and enrollment sizes.

Quick Facts (2025-26)

  • Grades: 6-8
  • Enrollment: 164 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

Top Rankings

St. Thomas More Middle School ranks among the top 20% of private schools in South Dakota for:

Category
Attribute

School Overview

Religious Affiliation
Grades Offered
Grades 6-8
Year Founded
1991
Colors
White, Royal blue

Student Body

Total Students
164 students
Student Body Type
Co-ed
% Students of Color
94%
State avg.: 21%
Students by Grade
St. Thomas More Middle School Student By Grade

Academics and Faculty

Total Classroom Teachers
15 teachers
Student-Teacher Ratio
11:1
National avg.: 13:1

Tuition and Acceptance Rate

Admission Deadline
None / Rolling
Source: National Center for Education Statistics (NCES)

Frequently Asked Questions

When is the application deadline for St. Thomas More Middle School?
The application deadline for St. Thomas More Middle School is rolling (applications are reviewed as they are received year-round).

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Quick Facts (2025-26)

  • Grades: 6-8
  • Enrollment: 164 students
  • Application Deadline: None / Rolling
  • Source: National Center for Education Statistics (NCES)

Did You Know?

The average private school tuition in South Dakota is $6,393 for elementary schools and $7,804 for high schools (read more about average private school tuition across the country).
The average acceptance rate in South Dakota is 77% (read more about average acceptance rates across the country).

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