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Public School Review - Established 2003

Best Grant County Public High Schools (2026)

For the 2026 school year, there are 2 public high schools serving 362 students in Grant County, SD. The top-ranked public high school in Grant County, SD is Milbank High School - 01. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Grant County, SD public high schools have an average math proficiency score of 52% (versus the South Dakota public high school average of 40%), and reading proficiency score of 72% (versus the 63% statewide average). High schools in Grant County have an average ranking of 10/10, which is in the top 5% of South Dakota public high schools.
Grant County, SD public high school have a Graduation Rate of 87%, which is more than the South Dakota average of 82%.
The school with highest graduation rate is Milbank High School - 01, with 85-89% graduation rate. Read more about public school graduation rate statistics in South Dakota or national school graduation rate statistics.
Minority enrollment is 18% of the student body (majority Hispanic), which is less than the South Dakota public high school average of 35% (majority American Indian).

Best Public High Schools in Grant County (2026)

School
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Milbank High School - 01
(Math: 50-54% | Reading: 70-74%)
Rank:
9/
10
Top 20%
1001 E Park Ave
Milbank, SD 57252
(605) 432-5546
Gr: 9-12 | 362 students Student-teacher ratio: 13:1 Minority enrollment: 18%
Rank: n/an/a
Contract - 02
200 Trojan Dr
Big Stone City, SD 57216
(605) 862-8108
Gr: K-12
[+] Show Closed Public Schools in Grant County, SD

Grant County Public Schools (Closed)

School
Location
Quick Facts
Blue Sky Colony - 04 (Closed 2024)
15765 484th Ave
Revillo, SD 57259
(605) 432-6615
Gr: K-8 | 10 students Student-teacher ratio: 10:1
Grant-deuel Elementary - 02 (Closed 2018)
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Gr: K-5 | 27 students Student-teacher ratio: 5:1
Grant-deuel High School - 01 (Closed 2018)
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Gr: 9-12 | 17 students Student-teacher ratio: 4:1
Grant-deuel Junior High - 03 (Closed 2018)
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Gr: 6-8 | 16 students Student-teacher ratio: 8:1
Grant-deuel Pk - 04 Elementary School (Closed 2016)
16370 482nd Ave
Revillo, SD 57259
(605) 623-4241
Gr: PK | 2 students

Frequently Asked Questions

What are the top-ranked public high schools in Grant County, SD?
The top-ranked public high schools in Grant County, SD include Milbank High School - 01. Grant County has one of the highest concentrations of top-ranked public schools in South Dakota.
How many public high schools are located in Grant County?
2 public high schools are located in Grant County.
What is the racial composition of students in Grant County?
Grant County public high schools minority enrollment is 18% of the student body (majority Hispanic), which is less than the South Dakota public high schools average of 35% (majority American Indian).

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