For the 2025 school year, there are 4 public high schools serving 762 students in Union County, IL.
The top ranked public high schools in Union County, IL are Dongola High School, Cobden High School and Shawnee High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Union County, IL public high schools have an average math proficiency score of 16% (versus the Illinois public high school average of 28%), and reading proficiency score of 18% (versus the 29% statewide average). High schools in Union County have an average ranking of 2/10, which is in the bottom 50% of Illinois public high schools.
Union County, IL public high school have a Graduation Rate of 82%, which is less than the Illinois average of 87%.
The school with highest graduation rate is Anna-jonesboro High School, with 85-89% 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 Hispanic), which is less than the Illinois public high school average of 55% (majority Hispanic).
Best ÎÛÎÛÂþ» High Schools in Union County (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Dongola High School
Rank:
6/
Top 50%10
1000 High St
Dongola, IL 62926
(618) 827-3524
Dongola, IL 62926
(618) 827-3524
Grades: 9-12
| 60 students
Rank: #22.
Cobden High School
Rank:
5/
Bottom 50%10
413 N Appleknocker St
Cobden, IL 62920
(618) 893-4031
Cobden, IL 62920
(618) 893-4031
Grades: 9-12
| 139 students
Rank: #33.
Shawnee High School
Rank:
5/
Bottom 50%10
3365 State Hwy 3 N
Wolf Lake, IL 62998
(618) 833-5307
Wolf Lake, IL 62998
(618) 833-5307
Grades: 9-12
| 77 students
Rank: #44.
Anna-jonesboro High School
Rank:
4/
Bottom 50%10
608 S Main St
Anna, IL 62906
(618) 833-8502
Anna, IL 62906
(618) 833-8502
Grades: 9-12
| 486 students
Union County ÎÛÎÛÂþ» Schools (Closed)
School
Location
Grades
Students
Five County Vocational Sys-anna Campus High School (Closed 2013)
Vocational School
608 South Main St
Anna, IL 62906
(618) 833-8421
Anna, IL 62906
(618) 833-8421
Grades: 9-12
| n/a students
Five County Vocational Sys-cobden Campus High School (Closed 2013)
Vocational School
413 North Appleknocker St
Cobden, IL 62920
(618) 893-4031
Cobden, IL 62920
(618) 893-4031
Grades: 9-12
| n/a students
Safe School Roe 02 (Closed 2016)
Alternative School
1000 N Mail St Oak Hall
Anna, IL 62906
(618) 342-6778
Anna, IL 62906
(618) 342-6778
Grades: 6-12
| 12 students
Frequently Asked Questions
What are the top ranked public high schools in Union County, IL?
The top ranked public high schools in Union County, IL include Dongola High School, Cobden High School and Shawnee High School.
How many public high schools are located in Union County?
4 public high schools are located in Union County.
What is the racial composition of students in Union County?
Union County public high schools minority enrollment is 18% of the student body (majority Hispanic), which is less than the Illinois public high schools average of 55% (majority Hispanic).
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