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Glenbrook North High School

2300 Shermer Rd, Northbrook, IL 60062

ASchola Grade
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Grades
9–12
High
Students
2,111
Enrolled 2024–25
Students per teacher
13.1 : 1
Full-time teachers
District
Glenbrook HSD 225
Cook County

Schola Grade A · Excellent

Letter grade (A–F) · compared with 684 Illinois high schools · How we grade
Test scores71% proficient in math & reading
99thpercentile
Equity30% of low-income students proficient
90thpercentile
Attendance14% chronically absent
95thpercentile
Graduation rate97% graduate in 4 years
93rdpercentile
College readinessAt least 35% take AP, IB or dual-enrollment courses
79thpercentile
Class size13.1 students per teacher
57thpercentile

Percentiles compare this school with other Illinois high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Glenbrook North High School

Glenbrook North High School is a public high school in Northbrook, Illinois, serving grades 9–12. It is part of Glenbrook HSD 225. The school is located in a large suburb in Cook County.

In the 2024–25 school year, 2,111 students were enrolled, with about 13.1 students for every full-time teacher. That ratio is close to the typical Illinois high school (13.3 students per teacher). Its Schola Grade is A (excellent), compared with 684 Illinois high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

2300 Shermer Rd
Northbrook, IL 60062
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
2,111 students
Students per teacher
13.1 to 1
AP courses offered
21
Charter school
No
Magnet school
No
Locale
Suburb — Large
School district
Glenbrook HSD 225
County
Cook County
NCES school ID
172901003042

Schools near Glenbrook North High School

All 17 schools in Northbrook →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.