Serving 2,062 students in grades 9-12, Glenbrook North High School ranks in the top 5% of all schools in Illinois for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 66% (which is higher than the Illinois state average of 28%). The percentage of students achieving proficiency in reading/language arts is 71% (which is higher than the Illinois state average of 30%).
The student:teacher ratio of 14:1 is equal to the Illinois state level of 14:1.
Minority enrollment is 32% of the student body (majority Asian), which is lower than the Illinois state average of 55% (majority Hispanic).
Quick Stats (2024-25)
- Grades: 9-12
- Enrollment: 2,062 students
- Student:Teacher Ratio: 14:1
- Minority Enrollment: 32%
- Graduation Rate: 96% (Top 5% in IL)
- Overall Testing Rank: Top 5%
- Math Proficiency: 66% (Top 5%)
- Reading Proficiency: 71% (Top 5%)
- Science Proficiency: 71% (Top 20%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Glenbrook North High School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Glenbrook North High School's student population of 2,062 students has stayed relatively flat over five school years.
The teacher population of 150 teachers has declined by 5% over five school years.
Grades Offered
Grades 9-12
Total Students
2,062 students
Gender %
Total Classroom Teachers
150 teachers
Students by Grade
School Calendar
School Rankings
Glenbrook North High School ranks within the top 5% of all 3,426 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Glenbrook North High School is 0.49, 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
#50 out of 3426 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
(20-21)66%
28%
Reading/Language Arts Test Scores (% Proficient)
71%
30%
Science Test Scores (% Proficient)
71%
50%
Student : Teacher Ratio
14:1
14:1
American Indian
n/a
1%
Asian
21%
6%
Hispanic
5%
27%
Black
1%
17%
White
68%
45%
Hawaiian
n/a
n/a
Two or more races
5%
4%
All Ethnic Groups
Graduation Rate
96%
87%
Eligible for Free Lunch
6%
43%
Eligible for Reduced Lunch (11-12)
6%
27%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
Frequently Asked Questions
What is Glenbrook North High School's ranking?
Glenbrook North High School is ranked #50 out of 3,426 schools, which ranks it among the top 5% of public schools in Illinois.
What schools are Glenbrook North High School often compared to?
Glenbrook North High Schoolis often viewed alongside schools like Glenbrook South High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
66% of students have achieved math proficiency (compared to the 28% IL state average), while 71% of students have achieved reading proficiency (compared to the 30% IL state average).
What is the graduation rate of Glenbrook North High School?
The graduation rate of Glenbrook North High School is 96%, which is higher than the Illinois state average of 87%.
How many students attend Glenbrook North High School?
2,062 students attend Glenbrook North High School.
What is the racial composition of the student body?
68% of Glenbrook North High School students are White, 21% of students are Asian, 5% of students are Hispanic, 5% of students are Two or more races, and 1% of students are Black.
What is the student:teacher ratio of Glenbrook North High School?
Glenbrook North High School has a student ration of 14:1, which is equal to the Illinois state average of 14:1.
What grades does Glenbrook North High School offer ?
Glenbrook North High School offers enrollment in grades 9-12
What school district is Glenbrook North High School part of?
Glenbrook North High School is part of Glenbrook HSD 225 School District.
In what neighborhood is Glenbrook North High School located?
Glenbrook North High School is located in the Techny neighborhood of Northbrook, IL. There are 6 other public schools located in Techny.
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