For the 2026 school year, there is 1 public high school serving 154 students in Gardner, IL.
The top-ranked public high school in Gardner, IL is Gardner-south Wilmington Twp High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Gardner, IL public high school have an average math proficiency score of 25% (versus the Illinois public high school average of 26%), and reading proficiency score of 25% (versus the 29% statewide average). High schools in Gardner have an average ranking of 6/10, which is in the top 50% of Illinois public high schools.
Gardner, IL public high school have a Graduation Rate of 90%, which is more than the Illinois average of 87%.
The school with highest graduation rate is Gardner-south Wilmington Twp High School, with ≥90% graduation rate. Read more about public school graduation rate statistics in Illinois or national school graduation rate statistics.
Minority enrollment is 7% 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 Gardner, IL (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Gardner-south Wilmington Twp High School
(Math: 20-29% | Reading: 20-29%)
Rank:
Rank:
6/
Top 50%10
500 E Main St
Gardner, IL 60424
(815) 237-2176
Gardner, IL 60424
(815) 237-2176
Gr: 9-12 | 154 students Student-teacher ratio: 9:1 Minority enrollment: 7%
Frequently Asked Questions
What are the top-ranked public high schools in Gardner, IL?
The top-ranked public high schools in Gardner, IL include Gardner-south Wilmington Twp High School.
How many public high schools are located in Gardner?
1 public high schools are located in Gardner.
What is the racial composition of students in Gardner?
Gardner public high schools minority enrollment is 7% of the student body (majority Hispanic), which is less than the Illinois public high schools average of 55% (majority Hispanic).
Recent Articles
Media Literacy as a Core Skill: How to Tell if a School Teaches It Well
Learn how to evaluate whether a public school teaches media literacy effectively, from fact-checking and source evaluation to digital citizenship and critical thinking.
Screen Time, Paper Learning, and the New Back-to-Basics Debate
Explore why some public schools are reducing screen time, bringing back paper learning, and rethinking the balance between technology and traditional instruction.
Student Data, AI Tools, and Privacy: Questions to Ask Your District
Learn how public schools use AI, protect student data, and the key privacy questions every parent should ask their school district in 2026.