The average private high school in South Dakota was founded around 1970 (2025-26).
The oldest private high school in South Dakota is Red Cloud Indian School, founded in 1888.
Year Founded Range: 1888
2021
Avg. Year Founded: 1970
Oldest Private High Schools in South Dakota (2025-26)
School
Founding Date
Grades
Location
Rank: #11.
Founding Date: 1888
Grades: K-12
100 Mission Dr
Pine Ridge, SD 57770
(605) 407-8289
Pine Ridge, SD 57770
(605) 407-8289
Rank: #22.
Founding Date: 1903
Grades: K-12
748 S Main
Freeman, SD 57029
(605) 925-4237
Freeman, SD 57029
(605) 925-4237
Rank: #33.
St. Mary Catholic School
(Catholic)
Founding Date: 1910
Grades: PK-12
812 N State Ave
Dell Rapids, SD 57022
(605) 428-5591
Dell Rapids, SD 57022
(605) 428-5591
Rank: #44.
Abbott House
All-girls | Alternative School
Founding Date: 1939
Grades: 4-12
909 Court Merrill
Mitchell, SD 57301
(605) 996-2486
Mitchell, SD 57301
(605) 996-2486
Rank: #55.
Founding Date: 1951
Grades: 7-12
400 Sunshine Dr
Miller, SD 57362
(605) 853-3071
Miller, SD 57362
(605) 853-3071
Rank: #66.
James Valley Christian School
(Christian)
Founding Date: 1957
Grades: PK-12
1550 Dakota Ave N
Huron, SD 57350
(605) 352-7737
Huron, SD 57350
(605) 352-7737
Rank: #77.
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: #88.
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: #99.
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: #1010.
Roncalli Junior & Senior High School
(Catholic)
Founding Date: 1964
Grades: 7-12
1400 N Dakota St
Aberdeen, SD 57401
(605) 225-7440
Aberdeen, SD 57401
(605) 225-7440
Rank: #1111.
Empire Baptist High & Academy
(Baptist)
Founding Date: 1974
Grades: 1-12
412 S Hawthorne Avenue
Sioux Falls, SD 57104
(605) 339-2038
Sioux Falls, SD 57104
(605) 339-2038
Rank: #1212.
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: #1313.
Founding Date: 1981
Grades: 6-12
23757 Arena Drive
Rapid City, SD 57702
(605) 341-3377
Rapid City, SD 57702
(605) 341-3377
Rank: #1414.
Aberdeen Christian School, Inc
(Christian)
Founding Date: 1982
Grades: K-12
1500 US-281
Aberdeen, SD 57401
(605) 225-2053
Aberdeen, SD 57401
(605) 225-2053
Rank: #15 - 1615. - 16.
Founding Date: 1992
Grades: PK-12
630 South 32nd Street
Spearfish, SD 57783
(605) 722-1276
Spearfish, SD 57783
(605) 722-1276
Rank: #15 - 1615. - 16.
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: #1717.
Great Plains Lutheran High School
(Wisconsin Evangelical Lutheran Synod)
Founding Date: 1996
Grades: 9-12
1200 Luther Ln NE
Watertown, SD 57201
(605) 886-0672
Watertown, SD 57201
(605) 886-0672
Rank: #1818.
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: #1919.
Dakota Christian School
(Calvinist)
Founding Date: 2006
Grades: PK-12
37614 Sd Highway 44
Corsica, SD 57328
(605) 243-2211
Corsica, SD 57328
(605) 243-2211
Rank: #2020.
Windswept Academy
(Christian)
Founding Date: 2009
Grades: K-12
121 Cedar Street
Eagle Butte, SD 57625
(601) 916-1357
Eagle Butte, SD 57625
(601) 916-1357
Rank: #2121.
Lifescape Childrens Specialty School
Special Education School
Founding Date: 2014
Grades: PK-12
2501 W 26th St
Sioux Falls, SD 57105
(605) 444-9500
Sioux Falls, SD 57105
(605) 444-9500
Rank: #2222.
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 1970 for 2025-26.
What are the private high schools with oldest founding year in South Dakota?
The top ranked private high schools in South Dakota include Red Cloud Indian School, Freeman Academy and St. Mary Catholic School.
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