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 52% (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 ºÚÁÏÍø¹ÙÍø Elementary Schools in Grant County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #1 - 21. - 2.
Big Stone City Elementary - 01
(Math: 60-79% | Reading: 60-79%)
Rank:
Rank:
10/
Top 10%10
655 Walnut St
Big Stone City, SD 57216
(605) 862-8108
Big Stone City, SD 57216
(605) 862-8108
Grades: PK-5
| 57 students
Rank: #1 - 21. - 2.
Big Stone City Middle School - 03
(Math: 60-79% | Reading: 60-79%)
Rank:
Rank:
10/
Top 10%10
655 Walnut St
Big Stone City, SD 57216
(605) 862-8108
Big Stone City, SD 57216
(605) 862-8108
Grades: 6-8
| 16 students
Rank: #33.
Milbank Elementary - 03
(Math: 60-64% | 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
Grades: PK-5
| 429 students
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
Grades: 6-8
| 213 students
Rank: n/an/a
200 Trojan Dr
Big Stone City, SD 57216
(605) 862-8108
Big Stone City, SD 57216
(605) 862-8108
Grades: K-12
| n/a students
Grant County ºÚÁÏÍø¹ÙÍø Schools (Closed)
School
Location
Grades
Students
15765 484th Ave
Revillo, SD 57259
(605) 432-6615
Revillo, SD 57259
(605) 432-6615
Grades: K-8
| 10 students
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Grades: K-5
| 27 students
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Grades: 9-12
| 17 students
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Grades: 6-8
| 16 students
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Revillo, SD 57259
(605) 623-4241
Grades: 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).
Recent Articles

Can Naviance Succeed Improve College and Career Readiness?
Learn about a new student assessment system, Naviance Succeed, which provides tools and support to increase student college and career readiness. A number of school districts are using the tool this year in hopes of improving student performance through more accurate assessment process than are currently available.

Do You Need After School Day Care? ºÚÁÏÍø¹ÙÍø Schools May Be the Solution
Learn about how your child's public school may be the best source of after school and vacation day care.

The Link Between Education and Incarceration: The NAACP Report
Education and the rate of incarceration have been linked in a recent NAACP report. Learn about the report and the troubling findings.