For the 2025 school year, there are 3 public high schools serving 851 students in Clark County, IL.
The top ranked public high schools in Clark County, IL are Marshall High School, Casey-westfield Jr/sr High School and Martinsville Jr- Sr High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Clark County, IL public high schools have an average math proficiency score of 22% (versus the Illinois public high school average of 28%), and reading proficiency score of 31% (versus the 29% statewide average). High schools in Clark County have an average ranking of 8/10, which is in the top 30% of Illinois public high schools.
Clark County, IL public high school have a Graduation Rate of 78%, which is less than the Illinois average of 87%.
The school with highest graduation rate is Casey-westfield Jr/sr High School, with 80-84% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 6% of the student body (majority Hispanic), which is less than the Illinois public high school average of 55% (majority Hispanic).
Best Public High Schools in Clark County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Marshall High School
Rank:
8/
Top 30%10
806 N 6th St
Marshall, IL 62441
(217) 826-2395
Marshall, IL 62441
(217) 826-2395
Grades: 9-12
| 338 students
Rank: #22.
Casey-westfield Jr/sr High School
Rank:
7/
Top 50%10
306 E Edgar Ave
Casey, IL 62420
(217) 932-2175
Casey, IL 62420
(217) 932-2175
Grades: 7-12
| 375 students
Rank: #33.
Martinsville Jr- Sr High School
Rank:
4/
Bottom 50%10
300 W Cumberland
Martinsville, IL 62442
(217) 382-4132
Martinsville, IL 62442
(217) 382-4132
Grades: 7-12
| 138 students
Clark County Public Schools (Closed)
School
Location
Grades
Students
401 East Main St
Casey, IL 62420
(217) 932-2177
Casey, IL 62420
(217) 932-2177
Grades: 7-8
| 153 students
H E L P Martinsville Elementary School (Closed 2023)
Special Education School
Po Box 396
Martinsville, IL 62442
(217) 382-4338
Martinsville, IL 62442
(217) 382-4338
Grades: n/a
| n/a students
300 West Cumberland
Martinsville, IL 62442
(217) 382-4132
Martinsville, IL 62442
(217) 382-4132
Grades: 7-8
| n/a students
Frequently Asked Questions
What are the top ranked public high schools in Clark County, IL?
The top ranked public high schools in Clark County, IL include Marshall High School, Casey-westfield Jr/sr High School and Martinsville Jr- Sr High School.
How many public high schools are located in Clark County?
3 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 6% of the student body (majority Hispanic), which is less than the Illinois public high schools average of 55% (majority Hispanic).
Which public high schools in Clark County are often viewed compared to one another?
Popular comparisons of public high schools in Clark County include: Martinsville Jr- Sr High School vs. Casey-westfield Jr/sr High School, Casey-westfield Jr/sr High School vs. Martinsville Jr- Sr High School, Martinsville Jr- Sr High School vs. Marshall High School
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