For the 2026 school year, there are 2 public high schools serving 453 students in Lyman County, SD.
The top-ranked public high school in Lyman County, SD is Lyman High School - 01. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Lyman County, SD public high schools have an average math proficiency score of 30% (versus the South Dakota public high school average of 40%), and reading proficiency score of 70% (versus the 63% statewide average). High schools in Lyman County have an average ranking of 6/10, which is in the top 50% of South Dakota public high schools.
Lyman County, SD public high school have a Graduation Rate of 80%, which is less than the South Dakota average of 82%.
The school with highest graduation rate is Lyman High School - 01, with ≥80% graduation rate. Read more about public school graduation rate statistics in South Dakota or national school graduation rate statistics.
Minority enrollment is 87% of the student body (majority American Indian), which is more than the South Dakota public high school average of 35% (majority American Indian).
Best Public High Schools in Lyman County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Lyman High School - 01
(Math: 21-39% | Reading: 60-79%)
Rank:
Rank:
6/
Top 50%10
201 S Birch Ave
Presho, SD 57568
(605) 895-2662
Presho, SD 57568
(605) 895-2662
Gr: 9-12 | 97 students Student-teacher ratio: 12:1 Minority enrollment: 37%
Rank: n/an/a
227 Bia #10
Lower Brule, SD 57548
(605) 815-5376
Lower Brule, SD 57548
(605) 815-5376
Gr: K-12 | 356 students Student-teacher ratio: 19:1
Lyman County Public Schools (Closed)
School
Location
Quick Facts
20426 482nd Ave
Vivian, SD 57576
(605) 629-1114
Vivian, SD 57576
(605) 629-1114
Gr: 9-12 | 4 students
Frequently Asked Questions
What are the top-ranked public high schools in Lyman County, SD?
The top-ranked public high schools in Lyman County, SD include Lyman High School - 01.
How many public high schools are located in Lyman County?
2 public high schools are located in Lyman County.
What is the racial composition of students in Lyman County?
Lyman County public high schools minority enrollment is 87% of the student body (majority American Indian), which is more than the South Dakota public high schools average of 35% (majority American Indian).