Serving 280 students in grades Prekindergarten-5, Greenbrier Elementary School ranks in the top 10% of all schools in Illinois for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 55-59% (which is higher than the Illinois state average of 27%). The percentage of students achieving proficiency in reading/language arts is 55-59% (which is higher 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 35% of the student body (majority Asian), which is lower than the Illinois state average of 55% (majority Hispanic and Black).
Quick Facts (2026)
- Grades: Prekindergarten-5
- Enrollment: 280 students
- Student-Teacher Ratio: 9:1
- Minority Enrollment: 35%
- Overall Testing Rank: Top 10% in IL
- Math Proficiency: 55-59% (Top 10%)
- Reading Proficiency: 55-59% (Top 10%)
- Science Proficiency: 80-89% (Top 5%)
- Source: National Center for Education Statistics (NCES), IL Dept. of Education
Top Rankings
Greenbrier Elementary School ranks among the top 20% of public schools in Illinois for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Student Attention
School Overview
Greenbrier Elementary School's student population of 280 students has declined by 10% over five school years.
The teacher population of 32 teachers has grown by 23% over five school years.
Grades Offered
Grades Prekindergarten-5
Total Students
280 students
Total Classroom Teachers
32 teachers
School Motto
We Choose Kind.
School Rankings
Greenbrier Elementary School ranks within the top 10% of all 3,542 schools in Illinois (based off of combined math and reading proficiency testing data).
The diversity score of Greenbrier Elementary School is 0.51, 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
#189 out of 3542 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
55-59%
27%
Reading/Language Arts Test Scores (% Proficient)
55-59%
30%
Science Test Scores (% Proficient)
80-89%
50%
Student-Teacher Ratio
9:1
13:1
American Indian
n/a
n/a
Asian
27%
6%
Hispanic
6%
29%
Black
2%
16%
White
65%
45%
Hawaiian
n/a
n/a
Two or more races
n/a
4%
All Ethnic Groups
Eligible for Free Lunch
1%
43%
Eligible for Reduced Lunch (19-20)
1%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), IL Dept. of Education
School Notes
- School Mascot: Greenbrier Gator
Frequently Asked Questions
What is Greenbrier Elementary School's ranking?
Greenbrier Elementary School is ranked #189 out of 3,542 schools, which ranks it among the top 10% of public schools in Illinois.
What percent of students have achieved state testing proficiency in math and reading?
55-59% of students have achieved math proficiency (compared to the 27% IL state average), while 55-59% of students have achieved reading proficiency (compared to the 30% IL state average).
How many students attend Greenbrier Elementary School?
280 students attend Greenbrier Elementary School.
What is the racial composition of the student body?
65% of Greenbrier Elementary School students are White, 27% of students are Asian, 6% of students are Hispanic, and 2% of students are Black.
What is the student-teacher ratio of Greenbrier Elementary School?
Greenbrier Elementary School has a student ration of 9:1, which is lower than the Illinois state average of 13:1.
What grades does Greenbrier Elementary School offer ?
Greenbrier Elementary School offers enrollment in grades Prekindergarten-5
What school district is Greenbrier Elementary School part of?
Greenbrier Elementary School is part of Arlington Heights SD 25 School District.
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