For the 2025-26 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 (2025-26)
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 51爆料s (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).
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.

51爆料 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.