For the 2025 school year, there are 5 public elementary schools serving 715 students in Grant County, SD. The top ranked public elementary schools in Grant County, SD are Big Stone City Elementary - 01, Big Stone City Middle School - 03 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 elementary schools have an average math proficiency score of 51% (versus the South Dakota public elementary school average of 43%), and reading proficiency score of 64% (versus the 49% statewide average). Elementary schools in Grant County have an average ranking of 9/10, which is in the top 20% of South Dakota public elementary schools.
Minority enrollment is 19% of the student body (majority Hispanic), which is less than the South Dakota public elementary school average of 36% (majority American Indian).
Best Public Elementary Schools in Grant County (2025)
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.
Big Stone City Middle School - 03
(Math: 60-79% | 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: 6-8 | 16 students Student-Teacher Ratio: 4:1
Rank: #33.
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%
Rank: #44.
Milbank Middle School - 02
(Math: 41% | Reading: 56%)
Rank:
Rank:
5/
Bottom 50%10
1001 E Park Ave
Milbank, SD 57252
(605) 432-5519
Milbank, SD 57252
(605) 432-5519
Gr: 6-8 | 213 students Student-Teacher Ratio: 13:1 Minority enrollment: 18%
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 elementary schools in Grant County, SD?
The top ranked public elementary schools in Grant County, SD include Big Stone City Elementary - 01, Big Stone City Middle School - 03 and Milbank Elementary - 03. Grant County has one of the highest concentrations of top ranked public schools in South Dakota.
How many public elementary schools are located in Grant County?
5 public elementary schools are located in Grant County.
What is the racial composition of students in Grant County?
Grant County public elementary schools minority enrollment is 19% of the student body (majority Hispanic), which is less than the South Dakota public elementary schools average of 36% (majority American Indian).
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