For the 2026 school year, there are 2 public preschools serving 486 students in Grant County, SD. The top-ranked public preschools in Grant County, SD are Big Stone City Elementary - 01 and Milbank Elementary - 03. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Grant County, SD public preschools have an average math proficiency score of 59% (versus the South Dakota public pre school average of 44%), and reading proficiency score of 72% (versus the 45% statewide average). Pre schools in Grant County have an average ranking of 9/10, which is in the top 20% of South Dakota public pre schools.
Minority enrollment is 21% of the student body (majority Hispanic), which is less than the South Dakota public preschool average of 34% (majority American Indian and Hispanic).
Best Public Preschools in Grant County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Big Stone City Elementary - 01
(Math: ≥80% | Reading: 60-79%)
Rank:
Rank:
10/
Top 5%10
655 Walnut St
Big Stone City, SD 57216
(605) 862-8108
Big Stone City, SD 57216
(605) 862-8108
Gr: PK-5 | 57 students Student-teacher ratio: 8:1 Minority enrollment: 16%
Rank: #22.
Milbank Elementary - 03
(Math: 56% | Reading: 70-74%)
Rank:
Rank:
10/
Top 10%10
507 S 9th St
Milbank, SD 57252
(605) 432-6615
Milbank, SD 57252
(605) 432-6615
Gr: PK-5 | 429 students Student-teacher ratio: 12:1 Minority enrollment: 21%
Grant County Public Schools (Closed)
School
Location
Quick Facts
15765 484th Ave
Revillo, SD 57259
(605) 432-6615
Revillo, SD 57259
(605) 432-6615
Gr: K-8 | 10 students Student-teacher ratio: 10:1
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Gr: K-5 | 27 students Student-teacher ratio: 5:1
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Gr: 9-12 | 17 students Student-teacher ratio: 4:1
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Gr: 6-8 | 16 students Student-teacher ratio: 8:1
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Gr: PK | 2 students
Frequently Asked Questions
What are the top-ranked public preschools in Grant County, SD?
The top-ranked public preschools in Grant County, SD include Big Stone City Elementary - 01 and Milbank Elementary - 03. Grant County has one of the highest concentrations of top-ranked public schools in South Dakota.
How many public preschools are located in Grant County?
2 public preschools are located in Grant County.
What is the racial composition of students in Grant County?
Grant County public preschools minority enrollment is 21% of the student body (majority Hispanic), which is less than the South Dakota public preschools average of 34% (majority American Indian and Hispanic).
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