For the 2025-26 school year, there are 5 public middle schools serving 1,125 students in Dewey County, SD.
The top ranked public middle schools in Dewey County, SD are Timber Lake Middle School - 03, E.a.g.l.e. Center - 09 and Eagle Butte Jr. High - 06. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Dewey County, SD public middle schools have an average math proficiency score of 25% (versus the South Dakota public middle school average of 39%), and reading proficiency score of 36% (versus the 49% statewide average). Middle schools in Dewey County have an average ranking of 2/10, which is in the bottom 50% of South Dakota public middle schools.
Minority enrollment is 97% of the student body (majority American Indian), which is more than the South Dakota public middle school average of 42% (majority American Indian).
Best Public Middle Schools in Dewey County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Timber Lake Middle School - 03
(Math: 60-64% | Reading: 65-69%)
Rank:
Rank:
9/
Top 20%10
500 Main St
Timber Lake, SD 57656
(605) 865-3654
Timber Lake, SD 57656
(605) 865-3654
Gr: 6-8 | 81 students Student-teacher ratio: 9:1 Minority enrollment: 53%
Rank: #22.
E.a.g.l.e. Center - 09
Alternative School
(Math: <50% | Reading: <50% )
Rank:
Rank:
5/
Bottom 50%10
E St
Eagle Butte, SD 57625
(605) 964-8773
Eagle Butte, SD 57625
(605) 964-8773
Gr: 5-8
Rank: #33.
Eagle Butte Jr. High - 06
(Math: ≤5% | Reading: 15-19%)
Rank:
Rank:
1/
Bottom 50%10
672 Main St
Eagle Butte, SD 57625
(605) 964-7841
Eagle Butte, SD 57625
(605) 964-7841
Gr: 7-8 | 4 students Student-teacher ratio: 1:1
Rank: n/an/a
2004 E Street
Eagle Butte, SD 57625
(605) 964-8777
Eagle Butte, SD 57625
(605) 964-8777
Gr: K-12 | 862 students Student-teacher ratio: 11:1
Rank: n/an/a
15618 1st Ave
Ridgeview, SD 57652
(605) 733-2290
Ridgeview, SD 57652
(605) 733-2290
Gr: K-12 | 178 students Student-teacher ratio: 25:1
Dewey County 51³Ô¹ÏÍøºÚÁÏ (Closed)
School
Location
Quick Facts
S Prairie Rd
Eagle Butte, SD 57625
(605) 964-2702
Eagle Butte, SD 57625
(605) 964-2702
Gr: 3-4 | 62 students Student-teacher ratio: 4:1 Minority enrollment: 97%
504 N Taft
Isabel, SD 57633
(605) 466-2125
Isabel, SD 57633
(605) 466-2125
Gr: K-6 | 38 students Student-teacher ratio: 8:1 Minority enrollment: 26%
504 N Taft
Isabel, SD 57633
(605) 466-2125
Isabel, SD 57633
(605) 466-2125
Gr: 9-12 | 27 students Student-teacher ratio: 7:1 Minority enrollment: 41%
504 N Taft
Isabel, SD 57633
(605) 466-2125
Isabel, SD 57633
(605) 466-2125
Gr: 7-8 | 10 students Student-teacher ratio: 5:1 Minority enrollment: 40%
Northwest Area Ed Cooperative - 01 (Closed 2023)
Alternative School
503 N Main
Isabel, SD 57633
(605) 466-2206
Isabel, SD 57633
(605) 466-2206
Gr: K-12
Frequently Asked Questions
What are the top ranked public middle schools in Dewey County, SD?
The top ranked public middle schools in Dewey County, SD include Timber Lake Middle School - 03, E.a.g.l.e. Center - 09 and Eagle Butte Jr. High - 06.
How many public middle schools are located in Dewey County?
5 public middle schools are located in Dewey County.
What is the racial composition of students in Dewey County?
Dewey County public middle schools minority enrollment is 97% of the student body (majority American Indian), which is more than the South Dakota public middle schools average of 42% (majority American Indian).
Recent Articles

School Choice vs. Neighborhood Schools: Key Factors
Explore school choice vs. neighborhood schools in 2025. Learn key factors parents should weigh when deciding the best fit for their child.

Best School Match 2025: Public vs Charter vs Magnet
Compare 2025 public, charter, and magnet school options with updated data, trends, and strategies to find the best fit.

Public School Boundaries and Equity in 2025
Explore how public school boundaries shape access, equity, and opportunity for students in 2025. Learn the impact on families and education policy.