For the 2026 school year, there are 5 public high schools serving 1,712 students in Brown County, SD. The top-ranked public high schools in Brown County, SD are Warner High School - 01, Frederick High School - 01 and Groton Area High School - 01. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Brown County, SD public high schools have an average math proficiency score of 44% (versus the South Dakota public high school average of 40%), and reading proficiency score of 67% (versus the 63% statewide average). High schools in Brown County have an average ranking of 7/10, which is in the top 50% of South Dakota public high schools.
Brown County, SD public high school have a Graduation Rate of 83%, which is more than the South Dakota average of 82%.
The school with highest graduation rate is Groton Area High School - 01, with ≥90% graduation rate. Read more about public school graduation rate statistics in South Dakota or national school graduation rate statistics.
Minority enrollment is 21% of the student body (majority Hispanic and American Indian), which is less than the South Dakota public high school average of 36% (majority American Indian).
Best Public High Schools in Brown County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Warner High School - 01
(Math: ≥80% | Reading: 60-79%)
Rank:
Rank:
10/
Top 5%10
110 1st Ave Sw
Warner, SD 57479
(605) 225-6194
Warner, SD 57479
(605) 225-6194
Gr: 9-12 | 85 students Student-teacher ratio: 11:1 Minority enrollment: 7%
Rank: #22.
Frederick High School - 01
(Math: 60-79% | Reading: ≥50%)
Rank:
Rank:
9/
Top 20%10
202 E Main St
Frederick, SD 57441
(605) 329-2145
Frederick, SD 57441
(605) 329-2145
Gr: 9-12 | 59 students Student-teacher ratio: 12:1 Minority enrollment: 10%
Rank: #33.
Groton Area High School - 01
(Math: 40-49% | Reading: 80-89%)
Rank:
Rank:
8/
Top 30%10
502 N 2nd St
Groton, SD 57445
(605) 397-8381
Groton, SD 57445
(605) 397-8381
Gr: 9-12 | 168 students Student-teacher ratio: 13:1 Minority enrollment: 4%
Rank: #44.
Central High School - 01
(Math: 39% | Reading: 65%)
Rank:
Rank:
6/
Top 50%10
2200 S Roosevelt St
Aberdeen, SD 57401
(605) 725-8100
Aberdeen, SD 57401
(605) 725-8100
Gr: 9-12 | 1,384 students Student-teacher ratio: 17:1 Minority enrollment: 26%
Rank: n/an/a
Sdsbvi High School - 02
Special Education School
605 14th Ave Se
Aberdeen, SD 57401
(605) 626-2580
Aberdeen, SD 57401
(605) 626-2580
Gr: 9-12 | 9 students Student-teacher ratio: 2:1 Minority enrollment: 44%
Frequently Asked Questions
What are the top-ranked public high schools in Brown County, SD?
The top-ranked public high schools in Brown County, SD include Warner High School - 01, Frederick High School - 01 and Groton Area High School - 01. Brown County has one of the highest concentrations of top-ranked public schools in South Dakota.
How many public high schools are located in Brown County?
5 public high schools are located in Brown County.
What is the racial composition of students in Brown County?
Brown County public high schools minority enrollment is 21% of the student body (majority Hispanic and American Indian), which is less than the South Dakota public high schools average of 36% (majority American Indian).
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