For the 2025 school year, there is 1 public high school serving 2,559 students in O Fallon, IL.
The top ranked public high school in O Fallon, IL is O Fallon High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
O Fallon, IL public high school have an average math proficiency score of 32% (versus the Illinois public high school average of 28%), and reading proficiency score of 42% (versus the 29% statewide average). High schools in O Fallon have an average ranking of 9/10, which is in the top 20% of Illinois public high schools.
O Fallon, IL public high school have a Graduation Rate of 91%, which is more than the Illinois average of 87%.
The school with highest graduation rate is O Fallon High School, with 91% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 41% of the student body (majority Black), which is less than the Illinois public high school average of 55% (majority Hispanic).
Best Public High Schools in O Fallon, IL (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
O Fallon High School
Rank:
8/
Top 30%10
600 S Smiley St
O Fallon, IL 62269
(618) 632-3507
O Fallon, IL 62269
(618) 632-3507
Grades: 9-12
| 2,559 students
Frequently Asked Questions
What are the top ranked public high schools in O Fallon, IL?
The top ranked public high schools in O Fallon, IL include O Fallon High School.
How many public high schools are located in O Fallon?
1 public high schools are located in O Fallon.
What is the racial composition of students in O Fallon?
O Fallon public high schools minority enrollment is 41% of the student body (majority Black), which is less than the Illinois public high schools average of 55% (majority Hispanic).
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