For the 2026-27 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 (2026-27)
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
Does Your Public School Have Enough Nurses?
Learn whether your public school has enough nurses, how staffing affects student safety, chronic illness management, emergency care, and what parents should ask about available school health services today.
When Your Child Falls Behind Without Special Education
Learn what happens when your child falls behind academically but doesn't qualify for special education, including available school interventions, parent rights, tutoring options, and practical strategies for securing support.
When Your Child Finishes Classwork Faster Than Others
Discover why some children finish classwork faster than classmates, how teachers manage early finishers, and what parents can do to ensure meaningful learning, appropriate challenges, and continued academic growth.