For the 2026-27 school year, there is 1 public high school serving 370 students in Piasa, IL.
The top-ranked public high school in Piasa, IL is Southwestern High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Piasa, IL public high school have an average math proficiency score of 12% (versus the Illinois public high school average of 26%), and reading proficiency score of 27% (versus the 29% statewide average). High schools in Piasa have an average ranking of 4/10, which is in the bottom 50% of Illinois public high schools.
Piasa, IL public high school have a Graduation Rate of 87%, which is equal to the Illinois average of 87%.
The school with highest graduation rate is Southwestern 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 6% of the student body (majority Hispanic and Black), which is less than the Illinois public high school average of 55% (majority Hispanic).
Best Public High Schools in Piasa, IL (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Southwestern High School
(Math: 10-14% | Reading: 25-29%)
Rank:
Rank:
5/
Bottom 50%10
8226 Route 111
Piasa, IL 62079
(618) 372-3813
Piasa, IL 62079
(618) 372-3813
Gr: 9-12 | 370 students Student-teacher ratio: 12:1 Minority enrollment: 6%
Frequently Asked Questions
What are the top-ranked public high schools in Piasa, IL?
The top-ranked public high schools in Piasa, IL include Southwestern High School.
How many public high schools are located in Piasa?
1 public high schools are located in Piasa.
What is the racial composition of students in Piasa?
Piasa public high schools minority enrollment is 6% of the student body (majority Hispanic and Black), which is less than the Illinois public high schools average of 55% (majority Hispanic).
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