Private School Review - Established 2003
O'gorman High School Top 3 · Most AP Courses (SD)
Sioux Falls Lutheran School Top 3 · Highest Avg. ACT Score (SD)
Rapid City Christian School Top 3 · Highest % Faculty w/ Adv. Degrees (SD)

Average Private School ACT Scores in South Dakota

The averageprivate school ACT score in South Dakota is 24 (2026).
The private school in South Dakota with the highest ACT score is O'gorman High School and Sioux Falls Lutheran School, each with an ACT score of 25.

Quick Facts (2026)

  • # SD Schools Ranked: 4
  • Top 20 Range (Avg ACT): 23–25
  • SD School Avg.: 24.3
  • National School Avg.: 25

Quick Facts (2026)

  • # SD Schools Ranked: 4
  • Top 20 Range (Avg ACT): 23–25
  • SD School Avg.: 24.3
  • National School Avg.: 25

South Dakota Average ACT Score (Trends)

Year South Dakota (SD) avg
2025 24
2024 25
2023 25
2022 25
2021 25
2020 24
2019 24
2018 24
2017 24
2016 24
2015 24
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Show school map — South Dakota (avg ACT range: 23–25, avg 24.3)
Act Score Range: 23 25 Avg. Act Score: 24

Average Private School ACT Scores in South Dakota (2026)

Showing 4 schools
O'gorman High School Photo
#1(T1–T2) O'gorman High School
Gr: 9-12 | 788 students
Avg. class size: 24 students
Sports: 18 | Extracurriculars: 37
Catholic
3201 S Kiwanis Avenue
Sioux Falls, SD 57105
(605) 336-3644
25avg ACT
View Profile
Sioux Falls Lutheran School Photo
#1(T1–T2)Sioux Falls Lutheran School
Gr: NS-12 | 544 students
Avg. class size: 20 students
Sports: 9 | Extracurriculars: 11
Lutheran Church Missouri Synod
6715 South Boe Lane
Sioux Falls, SD 57108
(605) 335-1923
(4)
25avg ACT
View Profile
Rapid City Christian School Photo
#3Rapid City Christian School
Gr: 6-12 | 333 students
Avg. class size: 15 students
Sports: 10 | Extracurriculars: 7
23757 Arena Drive
Rapid City, SD 57702
(605) 341-3377
24avg ACT
View Profile
Sunshine Bible Academy Photo
#4Sunshine Bible Academy
Gr: 7-12
Avg. class size: 12 students
Sports: 7 | Extracurriculars: 7
Christian
400 Sunshine Dr
Miller, SD 57362
(605) 853-3071
(1)
23avg ACT
View Profile

Frequently Asked Questions

What is the South Dakota average private schools ACT score?
The South Dakota average private schools ACT score is 24 for 2026.
What are the private schools with the highest ACT score in South Dakota?
The top ranked private schools in South Dakota include O'gorman High School, Sioux Falls Lutheran School and Rapid City Christian School.
What is private high school and private elementary school with the highest ACT score in South Dakota?
The private high school with the highest ACT score in South Dakota is O'gorman High School, with a value of 25. The private elementary school with the highest ACT score is Sioux Falls Lutheran School, with a value of 25.

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