Top Rankings
Todd County School District 66-1 ranks among the top 20% of public school district in South Dakota for:
Category
Attribute
Community Size
Largest student body (number of students) (Top 1%)
For the 2025 school year, there are 3 public high schools serving 516 students in Todd County School District 66-1. This district's average high testing ranking is 1/10, which is in the bottom 50% of public high schools in South Dakota.
Public High Schools in Todd County School District 66-1 have an average math proficiency score of 9% (versus the South Dakota public high school average of 40%), and reading proficiency score of 12% (versus the 63% statewide average).
Public High School in Todd County School District 66-1 have a Graduation Rate of 52%, which is less than the South Dakota average of 82%.
The school with highest graduation rate is Todd County High School - 01, with 50-54% graduation rate. Read more about public school graduation rate statistics in South Dakota or national school graduation rate statistics.
Minority enrollment is 99% of the student body (majority American Indian), which is more than the South Dakota public high school average of 35% (majority American Indian).
Overview
This School District
This State (SD)
# Schools
11 Schools
218 Schools
# Students
1,992 Students
47,000 Students
# Teachers
155 Teachers
3,332 Teachers
Student-Teacher Ratio
13:1
13:1
Student By Grade
District Rank
Todd County School District 66-1, 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 52% has decreased from 60-64% over five school years.
Overall District Rank
#145 out of 148 school districts
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
3%
42%
Reading/Language Arts Test Scores (% Proficient)
9%
51%
Science Test Scores (% Proficient)
8%
42%
Graduation Rate
52%
82%
Students by Ethnicity:
Diversity Score
0.09
0.54
% American Indian
95%
19%
% Asian
1%
1%
% Hispanic
2%
7%
% Black
n/a
3%
% White
1%
65%
% Hawaiian
n/a
n/a
% Two or more races
1%
5%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $22,195 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 $23,492 is higher than the state median of $12,623. The school district spending/student has grown by 5% over four school years.
Total Revenue
$46 MM
$1,916 MM
Spending
$48 MM
$1,844 MM
Revenue / Student
$22,195
$13,121
Spending / Student
$23,492
$12,623
Best Todd County School District 66-1 Public High Schools (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Todd County Achievement High School - 17
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
5/
Bottom 50%10
815 Ave D
Mission, SD 57555
(605) 856-3544
Mission, SD 57555
(605) 856-3544
Gr: 9-12 | 39 students Student-teacher ratio: 39:1
Rank: #22.
Todd County High School - 01
(Math: ≤5% | Reading: 10-14%)
Rank:
Rank:
1/
Bottom 50%10
820 Main St
Mission, SD 57555
(605) 856-3503
Mission, SD 57555
(605) 856-3503
Gr: 9-12 | 471 students Student-teacher ratio: 14:1 Minority enrollment: 99%
Rank: n/an/a
Resource Center - 11
Special Education School
815 Ave D
Mission, SD 57555
(605) 856-3513
Mission, SD 57555
(605) 856-3513
Gr: K-12 | 6 students Student-teacher ratio: 1:1
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