For the 2026 school year, there are 2 public high schools serving 158 students in Clark County, SD.
The top-ranked public high schools in Clark County, SD are Willow Lake High School - 01 and Clark High School - 01. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Clark County, SD public high schools have an average math proficiency score of 32% (versus the South Dakota public high school average of 40%), and reading proficiency score of 50% (versus the 63% statewide average). High schools in Clark County have an average ranking of 2/10, which is in the bottom 50% of South Dakota public high schools.
Clark County, SD public high school have a Graduation Rate of 71%, which is less than the South Dakota average of 82%.
The school with highest graduation rate is Clark 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 11% 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 Clark County (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Willow Lake High School - 01
(Math: <50% | Reading: ≥50%)
Rank:
Rank:
7/
Top 50%10
400 Garfield Ave
Willow Lake, SD 57278
(605) 625-5945
Willow Lake, SD 57278
(605) 625-5945
Gr: 9-12 | 56 students Student-teacher ratio: 8:1 Minority enrollment: 5%
Rank: #22.
Clark High School - 01
(Math: ≤20% | Reading: 40-59%)
Rank:
Rank:
3/
Bottom 50%10
220 N Clinton St
Clark, SD 57225
(605) 532-3604
Clark, SD 57225
(605) 532-3604
Gr: 9-12 | 102 students Student-teacher ratio: 11:1 Minority enrollment: 15%
Clark County Public Schools (Closed)
School
Location
Quick Facts
43188 Mayfield Rd
Willow Lake, SD 57278
(605) 625-5945
Willow Lake, SD 57278
(605) 625-5945
Gr: 9-12
19087 413th Ave
Willow Lake, SD 57278
(605) 625-5945
Willow Lake, SD 57278
(605) 625-5945
Gr: 9-12 | 2 students
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What are the top-ranked public high schools in Clark County, SD?
The top-ranked public high schools in Clark County, SD include Willow Lake High School - 01 and Clark High School - 01.
How many public high schools are located in Clark County?
2 public high schools are located in Clark County.
What is the racial composition of students in Clark County?
Clark County public high schools minority enrollment is 11% of the student body (majority Hispanic), which is less than the South Dakota public high schools average of 35% (majority American Indian).
