Top Rankings
Tri-Valley School District 49-6 ranks among the top 20% of public school district in South Dakota for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 5%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2025-26 school year, there is 1 public high school serving 275 students in Tri-Valley School District 49-6. This district's average high testing ranking is 9/10, which is in the top 20% of public high schools in South Dakota.
Public High School in Tri-Valley School District 49-6 have an average math proficiency score of 44% (versus the South Dakota public high school average of 40%), and reading proficiency score of 82% (versus the 63% statewide average).
Public High School in Tri-Valley School District 49-6 have a Graduation Rate of 92%, which is more than the South Dakota average of 82%.
The school with highest graduation rate is Tri-valley High School - 01, with 90-94% graduation rate. Read more about public school graduation rate statistics in South Dakota or national school graduation rate statistics.
Minority enrollment is 11% of the student body (majority Hispanic and Black), which is less than the South Dakota public high school average of 35% (majority American Indian).
Overview
This School District
This State (SD)
# Schools
4 Schools
218 Schools
# Students
932 Students
47,000 Students
# Teachers
69 Teachers
3,332 Teachers
Student-Teacher Ratio
14:1
14:1
Student By Grade
District Rank
Tri-Valley School District 49-6, which is ranked within the bottom 50% of all 146 school districts in South Dakota (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 92% has increased from 85-89% over five school years.
Overall District Rank
#78 out of 148 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
41%
42%
Reading/Language Arts Test Scores (% Proficient)
52%
51%
Science Test Scores (% Proficient)
43%
42%
Graduation Rate
92%
82%
Students by Ethnicity:
Diversity Score
0.27
0.54
% American Indian
1%
19%
% Asian
n/a
1%
% Hispanic
5%
7%
% Black
6%
3%
% White
85%
65%
% Hawaiian
n/a
n/a
% Two or more races
3%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $13,363 is higher than the state median of $13,121. The school district revenue/student has grown by 5% over four school years.
The school district's spending/student of $13,156 is higher than the state median of $12,623. The school district spending/student has grown by 5% over four school years.
Total Revenue
$13 MM
$1,916 MM
Spending
$12 MM
$1,844 MM
Revenue / Student
$13,363
$13,121
Spending / Student
$13,156
$12,623
Best Tri-Valley School District 49-6 Public High Schools (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Tri-valley High School - 01
(Math: 40-49% | Reading: 80-84%)
Rank:
Rank:
8/
Top 30%10
46450 252nd St
Colton, SD 57018
(605) 446-3538
Colton, SD 57018
(605) 446-3538
Gr: 9-12 | 275 students Student-teacher ratio: 14:1 Minority enrollment: 11%
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