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).
Recent Articles
AI Report Cards: Should Schools Evaluate AI Use?
Explore whether schools should assess student AI use, the benefits, risks, and what responsible AI report cards could look like in 2026.
The Parent’s Guide to School Cell Phone Bans in 2026
Learn how school cell phone bans work in 2026, why districts are adopting them, and what parents should expect.
Parental Involvement in Public Schools: 2026 Update
Explore the latest 2026 trends, research, and strategies shaping parental involvement in public schools and student success.