Dewey County Schools & Education
Dewey County, South Dakota
NCES + U.S. Census BureauSchool Score
68/100
Higher = better
Rating
Average
Graduation Rate
90.0%
National avg 87.5%
Education Statistics
Graduation Rate
90.0%
National avg 87.5%
State avg 82.4%
Per-Pupil Spending
$9,756
National avg $13,239
State avg $7,409
School Score
68/100
Higher = better
State avg 38/100
Student-Teacher Ratio
N/A
National avg 15.8 : 1
Free Lunch (Median)
N/A
National median 48.2%
State School Rank
#4
of 65 counties (1 = best)
Education Advisory: Dewey County
School Verdict
Dewey County performs at an average level with a school score of 68/100 and a solid graduation rate of 90.0%.
Funding Context
Dewey County spends $9,756 per student, which is on the lower end of adequate and may require careful resource allocation to maintain quality.
Attainment Context
Educational attainment data for Dewey County is not available.
Neighbor Context
Its school score is 79% above the South Dakota average, and its graduation rate exceeds the state average by 7.6 percentage points, while per-pupil spending is 32% higher than the state norm.
Education Overview
About Schools in Dewey County, South Dakota
A Diverse District Infrastructure
Dewey County supports eight public schools, including two alternative schools, serving 482 students in a single district. The landscape features a mix of three high schools, three middle schools, and two elementary schools.
High Investment and Strong Academic Scores
The county earns a high school score of 59.5, beating the state average of 50.4. Graduation rates sit at a healthy 90.0% with a per-pupil expenditure of $9,756, which is higher than the state average.
Timber Lake District Spotlight
Timber Lake School District 20-3 is the primary district, enrolling 362 students. There are no charter schools in the county, keeping education focused on traditional public and alternative pathways.
A Mix of Town and Rural Settings
Education takes place across five town-based schools and three rural campuses, with a very small average school size of 69 students. Timber Lake Elementary is the largest with 168 students, while Eagle Butte High School serves a tiny cohort of just 13 students.
Education-First Living in Dewey County
With academic scores well above state norms, Dewey County is a strong contender for education-focused homebuyers. Explore homes near Timber Lake to join this high-performing school community.
School Overview
Total Schools
8
in Dewey County
Total Enrollment
482
students
School Districts
1
district
Charter Schools
0
0% of total
Student-Teacher Ratio
—
county average
Free Lunch (Median)
—
of students countywide
School Type Breakdown
1 School District in Dewey County
Timber Lake School District 20-3
8 Public Schools in Dewey County
| School Name | District | Grades | Type | Enrollment |
|---|---|---|---|---|
| Timber Lake Elementary - 02 | Timber Lake School District 20-3 | PK–5 | Primary | 168 |
| Timber Lake High School - 01 | Timber Lake School District 20-3 | 9–12 | High | 113 |
| Eagle Butte Primary - 02 | Eagle Butte School District 20-1 | KG–2 | Primary | 96 |
| Timber Lake Middle School - 03 | Timber Lake School District 20-3 | 6–8 | Middle | 81 |
| Eagle Butte High School - 01 | Eagle Butte School District 20-1 | 9–12 | High | 13 |
| Eagle Butte Jr. High - 06 | Eagle Butte School District 20-1 | 7–8 | Middle | 10 |
| E. A. G. L. E. Center High School - 07 | Eagle Butte School District 20-1 | 9–12 | Alternative | 1 |
| E.A.G.L.E. Center - 09 | Eagle Butte School District 20-1 | 5–8 | Alternative | 0 |
Educational Attainment
Annual Per-Pupil Expenditure
$9,756
State avg $7,409
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Frequently Asked Questions
How do schools in Dewey County rate?
What is the graduation rate in Dewey County?
How much does Dewey County spend per student?
Frequently Asked Questions
Schools in Dewey County, South Dakota — FAQ
What does the school system look like in Dewey County, South Dakota?
Dewey County supports eight public schools, including two alternative schools, serving 482 students in a single district. The landscape features a mix of three high schools, three middle schools, and two elementary schools.
How do schools in Dewey County perform academically?
The county earns a high school score of 59.5, beating the state average of 50.4. Graduation rates sit at a healthy 90.0% with a per-pupil expenditure of $9,756, which is higher than the state average.
What are the major school districts in Dewey County, South Dakota?
Timber Lake School District 20-3 is the primary district, enrolling 362 students. There are no charter schools in the county, keeping education focused on traditional public and alternative pathways.
What is the school experience like in Dewey County?
Education takes place across five town-based schools and three rural campuses, with a very small average school size of 69 students. Timber Lake Elementary is the largest with 168 students, while Eagle Butte High School serves a tiny cohort of just 13 students.
How can I find homes near good schools in Dewey County, South Dakota?
With academic scores well above state norms, Dewey County is a strong contender for education-focused homebuyers. Explore homes near Timber Lake to join this high-performing school community.
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Data Sources
Education data sourced from the National Center for Education Statistics (NCES) and the U.S. Census Bureau American Community Survey. School scores are derived composite metrics.
Data is informational only. Coverage varies by county and reporting year. Not for use as the sole basis for educational decisions.