Glenbard South High School

Glenbard South High School

Public High School | Grade 9-12
23W200 Butterfield Rd,  Glen Ellyn, IL
Glenbard Township High School District No. 87
3.7
3.0
1,093 Students
A
Niche Grade

School Details

Head of School
Ms. Terri Hanrahan
Student Teacher Ratio
15:1
Average SAT Score
1230
Average ACT Score
29
Math Proficiency
43%
Reading Proficiency
50%
Average GPA
3.51
Graduation Rate
94%

Niche Grade

A
Academics
A
Teachers
A-
College Prep
B
Administration
B+
Resources/Facilities
A-
Clubs and Activities
A-
Sports
C+
Food
Source: Niche
Niche Grades

Niche grades and rankings are calculated using dozens of public data sets and millions of reviews. Niche data scientists and user researchers rigorously analyze data and user opinions to assess the key aspects of K-12 Schools, Colleges, and Places to Live. Every month, millions of students and families use the Niche grades and report cards to find the right school or neighborhood.

Niche Grade Details

Academics
Average GPA
3.51
Reading Proficiency
50%
Math Proficiency
43%
Teachers
Student Teacher Ratio
15:1
Teachers
67
Full Time Teachers
67
Teachers in First or Second Year
1.3%
College Prep
Average SAT
1230
Math
620
Verbal
620
Average ACT
29
Math
28
English
29
Reading
29
Science
28
Number of AP Courses
20
AP Pass Rate
63.2%
AP Math Enrollment
Very High
AP Science Enrollment
Very High
Other AP Enrollment
Very Low
Clubs and Activities
Girls Athletic Participation
High
Boys Athletic Participation
Very High

GreatSchools Rating

Source: GreatSchools
GreatSchools Rating
The GreatSchools Rating helps parents compare schools within a state based on a variety of school quality indicators and provides a helpful picture of how effectively each school serves all of its students. Ratings are on a scale of 1 (below average) to 10 (above average) and can include test scores, college readiness, academic progress, advanced courses, equity, discipline and attendance data. We also advise parents to visit schools, consider other information on school performance and programs, and consider family needs as part of the school selection process.
View GreatSchools Rating Methodology

GreatSchools Rating Details

Teachers and Staff

Students Per Counselor
279:1

Student Diversity

Male
51.1%
Female
48.9%
White
58.1%
Hispanic
15.2%
Asian or Pacific Islander
13.7%
Black
8.3%
Two or more races
4.3%
Native Hawaiian or Other Pacific Islander
<1%
Native American
<1%

Specialty School Programs

AP Programs Offered
Free/Reduced Lunch Offered
Athletics Program

Colleges Students are Considering

Students are most interested in or go on to attend these colleges.
University of Illinois Urbana-Champaign 191 Students
College of DuPage 168 Students
University of Illinois Chicago 141 Students
Illinois State University 136 Students
DePaul University 132 Students
Loyola University Chicago 126 Students
University of Iowa 120 Students
Purdue University 112 Students
University of Wisconsin-Madison 102 Students
Northwestern University 99 Students

What Students Want to Study

Niche users from this school are most interested in the following majors.
Business 115 Students
Psychology 104 Students
Biology 78 Students
Nursing 64 Students
Marketing 44 Students
Computer Science 42 Students
Pre-Medicine Studies 37 Students
Finance 36 Students
Accounting 31 Students
Political Science and Government 28 Students

This School’s Reviews

Niche Reviews
3.7 270 Reviews
5.0 Senior
3/28/2025
The best part was definitely my involvement in everything to do with sports and support for my school whereas the worst part was probably the frustrating amount of fights that would happen.
2.0 Junior
7/20/2024
I'm not very fond of the school due to its issues to the lack of diversity and the fact that it's a very small school. However the curriculum is advanced and challenging.
4.0 Alum
1/8/2024
My experience at Glenbard South was really good. It is a very diverse school with multiple cultures. The sports and events are amazing to attend and participate. The food wasn't the best but it can get improved.
GreatSchools Reviews
3.0 11 Reviews
2.0 other
8/2/2025
Teachers and staff gossiped about students' grades. It made me feel depressed, especially when I was struggling to learn while dealing with personal issues at home that felt like the weight of the world on my back. Many assignments felt like a waste of time. I developed terrible imposter syndrome, e...
5.0 student
6/22/2023
This school is great and offers many great opportunities and resources. They can change the way they discipline or hand out rightful consequences, but other than that this school is the ultimate high school experience.
1.0 parent
1/20/2023
This school is horrible! The teachers and administration don't really care about the students. Teachers are incompetent and many are young and very immature. The drama director (KR) is one of the worst, picking favorites and bad mouthing kids to other students and is very mean! Teachers and counselo...
3.0 parent
12/29/2018
South is overall a good school, but some small tweaks to bring back, what I feel, made it great.

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Glenbard South High School is a public school for students in grades 9-12 in Glen Ellyn, IL, in the Glen Ellyn neighborhood, and is served by the Glenbard Township High School District No. 87 in Illinois. The school has a total enrollment of 1,093 and maintains a student-teacher ratio of 15:1. Academic records show that 43% of students achieve proficiency in math, and 50% are proficient in reading. Glenbard South High School has received feedback and ratings, with a Niche grade of A and a GreatSchools Rating of 9 out of 10. The average GPA is 3.51, the graduation rate is 94%, and average standardized test scores include an SAT score of 1230 and an ACT score of 29. The average home value in this area is $673,907. Discover additional schools in the area, like Kindi Academy, Clapham School, College Preparatory School of America, and more. Learn more about what Glen Ellyn has to offer, and browse homes for sale and for rent near Glenbard South High School.

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