For the 2025 school year, there are 7 public high schools serving 13,282 students in Alpharetta, GA. The top ranked public high schools in Alpharetta, GA are Johns Creek High School, Chattahoochee High School and Milton High School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.
Alpharetta, GA public high schools have an average math proficiency score of 72% (versus the Georgia public high school average of 35%), and reading proficiency score of 74% (versus the 42% statewide average). High schools in Alpharetta have an average ranking of 10/10, which is in the top 1% of Georgia public high schools.
Alpharetta, GA public high school have a Graduation Rate of 96%, which is more than the Georgia average of 85%.
The school with highest graduation rate is Johns Creek High School, with 98% graduation rate. Read more about public school graduation rate statistics in Georgia or national school graduation rate statistics.
Minority enrollment is 56% of the student body (majority Asian), which is less than the Georgia public high school average of 65% (majority Black).
Best Public High Schools in Alpharetta, GA (2025)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Grades
Students
Rank: #11.
Johns Creek High School
(Math: 79% | Reading: 75%)
Rank:
Rank:
10/
Top 5%10
5575 State Bridge Rd
Alpharetta, GA 30022
(470) 254-2138
Alpharetta, GA 30022
(470) 254-2138
Grades: 9-12
| 1,859 students
Rank: #22.
Chattahoochee High School
(Math: 74% | Reading: 76%)
Rank:
Rank:
10/
Top 5%10
5230 Taylor Rd
Alpharetta, GA 30022
(470) 254-7600
Alpharetta, GA 30022
(470) 254-7600
Grades: 9-12
| 1,781 students
Rank: #33.
Milton High School
(Math: 69% | Reading: 76%)
Rank:
Rank:
10/
Top 5%10
13025 Birmingham Hwy
Alpharetta, GA 30004
(470) 254-7000
Alpharetta, GA 30004
(470) 254-7000
Grades: 9-12
| 1,973 students
Rank: #44.
Alpharetta High School
(Math: 70% | Reading: 74%)
Rank:
Rank:
10/
Top 10%10
3595 Webb Bridge Rd
Alpharetta, GA 30005
(470) 254-7640
Alpharetta, GA 30005
(470) 254-7640
Grades: 9-12
| 2,084 students
Rank: #55.
Cambridge High School
(Math: 65% | Reading: 75%)
Rank:
Rank:
10/
Top 10%10
2845 Bethany Bnd
Alpharetta, GA 30004
(470) 254-2883
Alpharetta, GA 30004
(470) 254-2883
Grades: 9-12
| 1,652 students
Rank: #66.
Denmark High School
(Math: 64% | Reading: 71%)
Rank:
Rank:
10/
Top 10%10
645 Mullinax Rd
Alpharetta, GA 30004
(470) 533-2521
Alpharetta, GA 30004
(470) 533-2521
Grades: 9-12
| 2,490 students
Rank: n/an/a
125 Milton Ave
Alpharetta, GA 30009
(470) 254-5365
Alpharetta, GA 30009
(470) 254-5365
Grades: 9-12
| 1,443 students
Alpharetta, Georgia Public Schools (Closed)
School
Location
Grades
Students
86 School Drive
Alpharetta, GA 30004
(404) 768-3600
Alpharetta, GA 30004
(404) 768-3600
Grades: 11-12
| 89 students
1675 Hembree Rd
Alpharetta, GA 30004
(770) 753-4141
Alpharetta, GA 30004
(770) 753-4141
Grades: 6-8
| 508 students
4100 Old Milton Pkwy
Alpharetta, GA 30005
(770) 475-3223
Alpharetta, GA 30005
(770) 475-3223
Grades: 9-12
| 265 students
North Metro Psychoeducational Program (Closed 2009)
Alternative School
86 School Dr
Alpharetta, GA 30009
(770) 667-2921
Alpharetta, GA 30009
(770) 667-2921
Grades: n/a
| n/a students
Frequently Asked Questions
What are the top ranked public high schools in Alpharetta, GA?
The top ranked public high schools in Alpharetta, GA include Johns Creek High School, Chattahoochee High School and Milton High School. Alpharetta has one of the highest concentrations of top ranked public schools in Georgia.
How many public high schools are located in Alpharetta?
7 public high schools are located in Alpharetta.
What is the racial composition of students in Alpharetta?
Alpharetta public high schools minority enrollment is 56% of the student body (majority Asian), which is less than the Georgia public high schools average of 65% (majority Black).
Which public high schools in Alpharetta are often viewed compared to one another?
Popular comparisons of public high schools in Alpharetta include: Innovation Academy vs. Alpharetta High School, Cambridge High School vs. Alpharetta High School, Milton High School vs. Cambridge High School
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