For the 2026 school year, there are 2 public high schools serving 6,468 students in 30078, GA.
The top-ranked public high schools in 30078, GA are Brookwood High School and South Gwinnett High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Public high schools in zipcode 30078 have an average math proficiency score of 52% (versus the Georgia public high school average of 35%), and reading proficiency score of 51% (versus the 42% statewide average). High schools in 30078, GA have an average ranking of 9/10, which is in the top 20% of Georgia public high schools.
Public high school in zipcode 30078 have a Graduation Rate of 87%, which is more than the Georgia average of 85%.
The school with highest graduation rate is Brookwood High School, with 94% graduation rate. Read more about public school graduation rate statistics in Georgia or national school graduation rate statistics.
Minority enrollment is 83% of the student body (majority Black), which is more than the Georgia public high school average of 65% (majority Black).
Best 30078, GA Public High Schools (2026)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Brookwood High School
(Math: 66% | Reading: 63%)
Rank:
Rank:
10/
Top 10%10
1255 Dogwood Rd
Snellville, GA 30078
(770) 972-7642
Snellville, GA 30078
(770) 972-7642
Gr: 9-12 | 3,880 students Student-teacher ratio: 18:1 Minority enrollment: 74%
Rank: #22.
South Gwinnett High School
(Math: 33% | Reading: 34%)
Rank:
Rank:
5/
Bottom 50%10
2288 Main St E
Snellville, GA 30078
(770) 972-4840
Snellville, GA 30078
(770) 972-4840
Gr: 9-12 | 2,588 students Student-teacher ratio: 16:1 Minority enrollment: 96%
Frequently Asked Questions
What are the top-ranked public high schools in 30078, GA?
The top-ranked public high schools in 30078, GA include Brookwood High School and South Gwinnett High School.
How many public high schools are located in 30078?
2 public high schools are located in 30078.
What is the racial composition of students in 30078?
30078 public high schools minority enrollment is 83% of the student body (majority Black), which is more than the Georgia public high schools average of 65% (majority Black).
Recent Articles
Preventing Suicide in Schools: 2026 Guide for Educators
Learn updated 2026 strategies for preventing suicide in schools, including warning signs, intervention plans, and school-wide mental health support.
The Impact of Social Media on Students (2026 Update)
Explore the impact of social media on students in 2026, including academic, mental health, and safety insights for parents and educators.
Building a Summer Reading Plan That Keeps Kids Engaged
Learn how to build a summer reading plan that keeps kids engaged, motivated, and improving literacy skills throughout the break.