For the 2024-25 school year, there are 7 public high schools serving 2,967 students in Williamson County, IL.
The top ranked public high schools in Williamson County, IL are Carterville High School, Herrin High School and Marion High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Williamson 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 32% (versus the 29% statewide average). High schools in Williamson County have an average ranking of 8/10, which is in the top 30% of Illinois public high schools.
Williamson County, IL public high school have a Graduation Rate of 83%, which is less than the Illinois average of 87%.
The school with highest graduation rate is Carterville High School, with 90-94% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 18% of the student body (majority Black and Hispanic), which is less than the Illinois public high school average of 54% (majority Hispanic).
Best Public High Schools in Williamson County (2024-25)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Carterville High School
Rank:
9/
Top 20%10
1415 W Grand Ave
Carterville, IL 62918
(618) 985-2940
Carterville, IL 62918
(618) 985-2940
Grades: 9-12
| 636 students
Rank: #22.
Herrin High School
Rank:
6/
Top 50%10
700 N 10th St
Herrin, IL 62948
(618) 942-6606
Herrin, IL 62948
(618) 942-6606
Grades: 9-12
| 686 students
Rank: #33.
Marion High School
Rank:
5/
Bottom 50%10
1501 S Carbon St
Marion, IL 62959
(618) 993-8196
Marion, IL 62959
(618) 993-8196
Grades: 9-12
| 1,159 students
Rank: #44.
Johnston City High School
Rank:
5/
Bottom 50%10
1500 Jefferson Ave
Johnston City, IL 62951
(618) 983-4700
Johnston City, IL 62951
(618) 983-4700
Grades: 9-12
| 337 students
Rank: #55.
Project Echo
Alternative School
(Math: ≤20% | Reading: ≤20% )
Rank:
Rank:
5/
Bottom 50%10
Po Box 238
Johnston City, IL 62951
(618) 983-6628
Johnston City, IL 62951
(618) 983-6628
Grades: 7-12
| n/a students
Rank: #66.
Crab Orchard High School
Rank:
4/
Bottom 50%10
19189 Bailey St
Marion, IL 62959
(618) 982-2181
Marion, IL 62959
(618) 982-2181
Grades: 9-12
| 149 students
Rank: n/an/a
Starquest Academy Rssp South
Alternative School
502 W Jackson St
Marion, IL 62959
(618) 998-1283
Marion, IL 62959
(618) 998-1283
Grades: 6-12
| n/a students
Williamson County Public Schools (Closed)
School
Location
Grades
Students
Chittyville Alternative Center (Closed 2023)
Special Education School
700 N 10th
Herrin, IL 62948
(618) 942-6625
Herrin, IL 62948
(618) 942-6625
Grades: 7-12
| 24 students
Frequently Asked Questions
What are the top ranked public high schools in Williamson County, IL?
The top ranked public high schools in Williamson County, IL include Carterville High School, Herrin High School and Marion High School.
How many public high schools are located in Williamson County?
7 public high schools are located in Williamson County.
What is the racial composition of students in Williamson County?
Williamson County public high schools minority enrollment is 18% of the student body (majority Black and Hispanic), which is less than the Illinois public high schools average of 54% (majority Hispanic).
Which public high schools in Williamson County are often viewed compared to one another?
Popular comparisons of public high schools in Williamson County include: Herrin High School vs. Carterville High School, Carterville High School vs. Herrin High School, Marion High School vs. Johnston City High School
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