For the 2025-26 school year, there is 1 public preschool serving 198 students in Dewey County, SD.
The top ranked public preschool in Dewey County, SD is Timber Lake Elementary - 02. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Dewey County, SD public preschool have an average math proficiency score of 72% (versus the South Dakota public pre school average of 44%), and reading proficiency score of 62% (versus the 45% statewide average). Pre schools in Dewey County have an average ranking of 10/10, which is in the top 10% of South Dakota public pre schools.
Minority enrollment is 63% of the student body (majority American Indian), which is more than the South Dakota public preschool average of 34% (majority American Indian and Hispanic).
Best Public Preschools in Dewey County (2025-26)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Timber Lake Elementary - 02
(Math: 70-74% | Reading: 60-64%)
Rank:
Rank:
10/
Top 10%10
500 Main St
Timber Lake, SD 57656
(605) 865-3654
Timber Lake, SD 57656
(605) 865-3654
Gr: PK-5 | 198 students Student-teacher ratio: 10:1 Minority enrollment: 63%
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 preschools in Dewey County, SD?
The top ranked public preschools in Dewey County, SD include Timber Lake Elementary - 02.
How many public preschools are located in Dewey County?
1 public preschools are located in Dewey County.
What is the racial composition of students in Dewey County?
Dewey County public preschools minority enrollment is 63% of the student body (majority American Indian), which is more than the South Dakota public preschools average of 34% (majority American Indian and Hispanic).
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