Serving 435 students in grades 9-12, Lisle High School ranks in the top 20% of all schools in Illinois for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 35-39% (which is higher than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 40-44% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 11:1 is lower than the Illinois state level of 13:1.
Minority enrollment is 41% of the student body (majority Hispanic), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 435 students
- Student:Teacher Ratio: 11:1
- Minority Enrollment: 41%
- Graduation Rate: 90-94% (Top 30% in IL)
- Overall Testing Rank: Top 20%
- Math Proficiency: 35-39% (Top 30%)
- Reading Proficiency: 40-44% (Top 30%)
- Science Proficiency: 65-69% (Top 20%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Lisle High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Science Proficiency
Student Attention
School Overview
Lisle High School's student population of 435 students has declined by 5% over five school years.
The teacher population of 40 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
Total Students
435 students
Gender %
Total Classroom Teachers
40 teachers
Students by Grade
School Calendar
School Rankings
Lisle High School ranks within the top 20% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Lisle High School is 0.59, which is less than the diversity score at state average of 0.70. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#647 out of 3426 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
(20-21)35-39%
28%
Reading/Language Arts Test Scores (% Proficient)
40-44%
30%
Science Test Scores (% Proficient)
65-69%
50%
Student : Teacher Ratio
11:1
13:1
American Indian
n/a
1%
Asian
5%
6%
Hispanic
23%
28%
Black
8%
16%
White
59%
45%
Hawaiian
n/a
n/a
Two or more races
5%
4%
All Ethnic Groups
Graduation Rate
90-94%
87%
Eligible for Free Lunch
24%
43%
Eligible for Reduced Lunch
7%
4%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What is Lisle High School's ranking?
Lisle High School is ranked #647 out of 3,426 schools, which ranks it among the top 20% of public schools in Illinois.
What percent of students have achieved state testing proficiency in math and reading?
35-39% of students have achieved math proficiency (compared to the 28% IL state average), while 40-44% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Lisle High School?
The graduation rate of Lisle High School is 90-94%, which is higher than the Illinois state average of 87%.
How many students attend Lisle High School?
435 students attend Lisle High School.
What is the racial composition of the student body?
59% of Lisle High School students are White, 23% of students are Hispanic, 8% of students are Black, 5% of students are Asian, and 5% of students are Two or more races.
What is the student:teacher ratio of Lisle High School?
Lisle High School has a student ration of 11:1, which is lower than the Illinois state average of 13:1.
What grades does Lisle High School offer ?
Lisle High School offers enrollment in grades 9-12
What school district is Lisle High School part of?
Lisle High School is part of Lisle CUSD 202 School District.
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