For the 2025 school year, there are 6 public schools serving 1,077 students in Grant County, SD (there are , serving 138 private students). 89% of all K-12 students in Grant County, SD are educated in public schools (compared to the SD state average of 91%). Grant County has one of the highest concentrations of top ranked public schools in South Dakota.
The top ranked public 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 schools have an average math proficiency score of 50% (versus the South Dakota public school average of 43%), and reading proficiency score of 65% (versus the 51% statewide average). Schools in Grant County have an average ranking of 9/10, which is in the top 20% of South Dakota public schools.
Minority enrollment is 19% of the student body (majority Hispanic), which is less than the South Dakota public school average of 33% (majority American Indian).
Best Public 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 High School - 01
(Math: 35-39% | Reading: 70-74%)
Rank:
Rank:
7/
Top 50%10
1001 E Park Ave
Milbank, SD 57252
(605) 432-5546
Milbank, SD 57252
(605) 432-5546
Grades: 9-12
| 362 students
Rank: #55.
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 Public 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
<麻豆果冻传媒 class='so-dt-title' id='faq'>Frequently Asked Questions
What are the top ranked public schools in Grant County, SD?
The top ranked public 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 schools are located in Grant County?
6 public schools are located in Grant County.
What percentage of students in Grant County go to public school?
89% of all K-12 students in Grant County are educated in public schools (compared to the SD state average of 91%).
What is the racial composition of students in Grant County?
Grant County public schools minority enrollment is 19% of the student body (majority Hispanic), which is less than the South Dakota public schools average of 33% (majority American Indian).
麻豆果冻传媒 Articles

Texas Schools: The Voucher/School Choice Debate
The issue of school choice and a voucher system is currently being revisited in Houston and across the state of Texas, with strong opinions on both sides of the debate.

Fuel Up to Play 60 Focuses on Integrating Fitness and Wellness into the School Day
What if NFL players came to your school? With the Fuel Up to Play 60 program, sponsored by the National Dairy Council and the NFL, nutrition and exercise are promoted during the school day. NFL players participate in the program by coming to schools and talking to students about fitness. Learn more about the program and some of the schools that are implementing it.

What Parents Need to Know About Lunch Shaming
Students all over the nation go hungry every day not because their schools don鈥檛 offer lunch, but because they refuse them to children with outstanding debts. Read on to learn about the horror that is lunch shaming and what can be done about it.