Serving 1,905 students in grades 9-12, Greenbrier High School ranks in the top 20% of all schools in Georgia for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 55% (which is higher than the Georgia state average of 37%). The percentage of students achieving proficiency in reading/language arts is 61% (which is higher than the Georgia state average of 40%).
The student:teacher ratio of 20:1 is higher than the Georgia state level of 14:1.
Minority enrollment is 35% of the student body (majority Black), which is lower than the Georgia state average of 65% (majority Black).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 1,905 students
- Student:Teacher Ratio: 20:1
- Minority Enrollment: 35%
- Graduation Rate: 97% (Top 5% in GA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 55% (Top 20%)
- Reading Proficiency: 61% (Top 20%)
- Science Proficiency: 74% (Top 5%)
- Source: National Center for Education Statistics (NCES), GA Dept. of Education
Top Rankings
Greenbrier High School ranks among the top 20% of public schools in Georgia for:
Category
Attribute
Overall Rank
Most improved public schools
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Greenbrier High School's student population of 1,905 students has grown by 15% over five school years.
The teacher population of 97 teachers has grown by 14% over five school years.
Grades Offered
Grades 9-12
Total Students
1,905 students
Gender %
Total Classroom Teachers
97 teachers
Students by Grade
School Rankings
Greenbrier High School ranks within the top 20% of all 2,204 schools in Georgia (based off of combined math and reading proficiency testing data).
The diversity score of Greenbrier High School is 0.55, which is less than the diversity score at state average of 0.71. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#292 out of 2204 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
55%
37%
Reading/Language Arts Test Scores (% Proficient)
61%
40%
Science Test Scores (% Proficient)
74%
40%
Student : Teacher Ratio
20:1
14:1
American Indian
n/a
n/a
Asian
4%
5%
Hispanic
9%
19%
Black
14%
36%
White
65%
35%
Hawaiian
n/a
n/a
Two or more races
8%
5%
All Ethnic Groups
Graduation Rate
97%
84%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
15%
59%
Eligible for Reduced Lunch
3%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), GA Dept. of Education
Frequently Asked Questions
What is Greenbrier High School's ranking?
Greenbrier High School is ranked #292 out of 2,204 schools, which ranks it among the top 20% of public schools in Georgia.
What schools are Greenbrier High School often compared to?
Greenbrier High Schoolis often viewed alongside schools like Lakeside High School, Evans High School, Grovetown High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
55% of students have achieved math proficiency (compared to the 37% GA state average), while 61% of students have achieved reading proficiency (compared to the 40% GA state average).
What is the graduation rate of Greenbrier High School?
The graduation rate of Greenbrier High School is 97%, which is higher than the Georgia state average of 84%.
How many students attend Greenbrier High School?
1,905 students attend Greenbrier High School.
What is the racial composition of the student body?
65% of Greenbrier High School students are White, 14% of students are Black, 9% of students are Hispanic, 8% of students are Two or more races, and 4% of students are Asian.
What is the student:teacher ratio of Greenbrier High School?
Greenbrier High School has a student ration of 20:1, which is higher than the Georgia state average of 14:1.
What grades does Greenbrier High School offer ?
Greenbrier High School offers enrollment in grades 9-12
What school district is Greenbrier High School part of?
Greenbrier High School is part of Columbia County School District.
School Calendar
View the Greenbrier High School below. Note key dates such as:
Event
Date
Last Day-Early Dismissal (GHS Events)
May 21, 2025 (Wednesday)
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