Serving 154 students in grades 9-12, Gardner-south Wilmington Twp High School ranks in the top 50% of all schools in Illinois for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 20-29% (which is approximately equal to the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 20-29% (which is lower than the Illinois state average of 30%).
The student-teacher ratio of 9:1 is lower than the Illinois state level of 13:1.
Minority enrollment is 7% of the student body (majority Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 154 students
- Student-Teacher Ratio: 9:1
- Minority Enrollment: 7%
- Graduation Rate: ≥90% (Top 50% in IL)
- Overall Testing Rank: Top 50%
- Math Proficiency: 20-29% (Top 50%)
- Reading Proficiency: 20-29% (Btm 50%)
- Science Proficiency: 30-39% (Btm 50%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Gardner-south Wilmington Twp High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Most improved public schools
Community Size
Student Attention
School Overview
Gardner-south Wilmington Twp High School's student population of 154 students has declined by 14% over five school years.
The teacher population of 18 teachers has declined by 5% over five school years.
Grades Offered
Grades 9-12
Total Students
154 students
Total Classroom Teachers
18 teachers
School Rankings
Gardner-south Wilmington Twp High School ranks within the top 50% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Gardner-south Wilmington Twp High School is 0.13, which is less than the diversity score at state average of 0.69. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1693 out of 3542 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
20-29%
27%
Reading/Language Arts Test Scores (% Proficient)
20-29%
30%
Science Test Scores (% Proficient)
30-39%
50%
Student-Teacher Ratio
9:1
13:1
American Indian
n/a
n/a
Asian
n/a
6%
Hispanic
6%
29%
Black
1%
16%
White
93%
45%
Hawaiian
n/a
n/a
Two or more races
n/a
4%
All Ethnic Groups
Graduation Rate
≥90%
87%
Eligible for Free Lunch
28%
43%
Eligible for Reduced Lunch
13%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What is Gardner-south Wilmington Twp High School's ranking?
Gardner-south Wilmington Twp High School is ranked #1693 out of 3,542 schools, which ranks it among the top 50% of public schools in Illinois.
What schools are Gardner-south Wilmington Twp High School often compared to?
Gardner-south Wilmington Twp High Schoolis often viewed alongside schools like Minooka Community High School, Minooka Academy by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
20-29% of students have achieved math proficiency (compared to the 27% IL state average), while 20-29% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Gardner-south Wilmington Twp High School?
The graduation rate of Gardner-south Wilmington Twp High School is 90%, which is higher than the Illinois state average of 87%.
How many students attend Gardner-south Wilmington Twp High School?
154 students attend Gardner-south Wilmington Twp High School.
What is the racial composition of the student body?
93% of Gardner-south Wilmington Twp High School students are White, 6% of students are Hispanic, and 1% of students are Black.
What is the student-teacher ratio of Gardner-south Wilmington Twp High School?
Gardner-south Wilmington Twp High School has a student ration of 9:1, which is lower than the Illinois state average of 13:1.
What grades does Gardner-south Wilmington Twp High School offer ?
Gardner-south Wilmington Twp High School offers enrollment in grades 9-12
What school district is Gardner-south Wilmington Twp High School part of?
Gardner-south Wilmington Twp High School is part of Gardner S Wilmington TWP HSD 73 School District.
School Reviews
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