For the 2025-26 school year, there are 4 public middle schools serving 1,121 students in Dewey County, SD.
The top ranked public middle schools in Dewey County, SD are Timber Lake Middle School - 03 and E.a.g.l.e. Center - 09. 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 61% (versus the South Dakota public middle school average of 39%), and reading proficiency score of 67% (versus the 49% statewide average). Middle schools in Dewey County have an average ranking of 10/10, which is in the top 5% 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: 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 Public Schools (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%
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
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 and E.a.g.l.e. Center - 09.
How many public middle schools are located in Dewey County?
4 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).
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