The average private high school in South Dakota was founded around 1972 (2025).
The oldest private high school in South Dakota is Freeman Academy, founded in 1903.
Year Founded Range: 1903
2021
Avg. Year Founded: 1972
Oldest Private High Schools in South Dakota (2025)
School
Founding Date
Grades
Location
Rank: #11.
Founding Date: 1903
Grades: K-12
748 S Main
Freeman, SD 57029
(605) 925-4237
Freeman, SD 57029
(605) 925-4237
Rank: #22.
Founding Date: 1951
Grades: 7-12
400 Sunshine Dr
Miller, SD 57362
(605) 853-3071
Miller, SD 57362
(605) 853-3071
Rank: #33.
Founding Date: 1958
Grades: PK-12
6120 S Charger Circle
Sioux Falls, SD 57108
(605) 334-1422
Sioux Falls, SD 57108
(605) 334-1422
Rank: #44.
St. Thomas More High School
(Catholic)
Founding Date: 1960
Grades: 9-12
300 Fairmont Blvd
Rapid City, SD 57701
(605) 343-8484
Rapid City, SD 57701
(605) 343-8484
Rank: #55.
O'gorman High School![O'gorman High School Photo]( "O'gorman High School Photo")
(Catholic)
Founding Date: 1961
Grades: 9-12
3201 S Kiwanis Avenue
Sioux Falls, SD 57105
(605) 336-3644
Sioux Falls, SD 57105
(605) 336-3644
Rank: #66.
Founding Date: 1977
Grades: NS-12
6715 South Boe Lane
Sioux Falls, SD 57108
(605) 335-1923
Sioux Falls, SD 57108
(605) 335-1923
Rank: #77.
Founding Date: 1981
Grades: 6-12
23757 Arena Drive
Rapid City, SD 57702
(605) 341-3377
Rapid City, SD 57702
(605) 341-3377
Rank: #8 - 98. - 9.
Founding Date: 1992
Grades: PK-12
630 South 32nd Street
Spearfish, SD 57783
(605) 722-1276
Spearfish, SD 57783
(605) 722-1276
Rank: #8 - 98. - 9.
Founding Date: 1992
Grades: K-12
900 E 41st St
Sioux Falls, SD 57105
(605) 335-7084
Sioux Falls, SD 57105
(605) 335-7084
Rank: #1010.
Abiding Savior Academy and Preschool
(Other Lutheran)
Founding Date: 1999
Grades: PK-12
4100 S Bahnson Ave
Sioux Falls, SD 57103
(605) 371-1876
Sioux Falls, SD 57103
(605) 371-1876
Rank: #1111.
Acton Academy![Acton Academy Photo - Acton Academy Sioux Falls is an innovative, mixed-age learner-driven school serving ages 4-14. We empower young people to be the leaders, micro-entrepreneurs, artists, and creators of tomorrow's economy.]( "Acton Academy Photo - Acton Academy Sioux Falls is an innovative, mixed-age learner-driven school serving ages 4-14. We empower young people to be the leaders, micro-entrepreneurs, artists, and creators of tomorrow's economy.")
Special Program Emphasis
Founding Date: 2021
Grades: PK-12
4426 S Technology Dr
Sioux Falls, SD 57106
(605) 215-1221
Sioux Falls, SD 57106
(605) 215-1221
Frequently Asked Questions
What is the South Dakota average private high schools founding year?
The South Dakota average private high schools founding year is 1972 for 2025.
What are the private high schools with oldest founding year in South Dakota?
The top ranked private high schools in South Dakota include Freeman Academy, Sunshine Bible Academy and Sioux Falls Christian Schools.
Recent Articles
A Parent's Guide To Understanding High School Teaching Methods
This comprehensive guide helps parents navigate the various teaching methods used in today's high school classrooms. By understanding these approaches, you'll be better equipped to support your teen's learning journey, communicate effectively with teachers, and create a complementary learning environment at home.
February 08, 2025
Social Emotional Learning: Education's Hidden SymphonyA musician's perspective on Social Emotional Learning reveals how this educational framework orchestrates success through five essential emotional competencies.
January 24, 2025
A Roadmap For Starting A Private SchoolUse this roadmap as a set of talking points with your trusted mentors and professionals to start the private school of your dreams. You're not alone. Over the years, hundreds of folks like you have had the same dream. From Quintilian to Maria Montessori to Lucy Madeira Wing, visionary educators have established schools to teach according to their beliefs and methodologies.
