Alpharetta High School
Alpharetta, GA · High School · Grades 9-12
Alpharetta High School is a high school in Alpharetta, GA with 2,174 students enrolled and a 66% proficiency rate. Part of Fulton County. NCES data from the U.S. Department of Education.
Alpharetta High School is a high school in Alpharetta, GA that enrolls 2,174 students in grades 9-12, putting it among the larger public campuses in the Fulton County school district. That headcount is above the 833-student average for schools in the district.
EDFacts assessment data puts 66% of students at or above grade level in combined math and reading, a little above the national midpoint where roughly half of tested students clear the bar. That is 17 points above the 49% average for the Fulton County school district. Against the 44% Georgia statewide average, the school sits 22 points higher.
Over the last three reported years the district proficiency rate this school inherits has risen by about 27 points. As a high school, it reports a 86% adjusted-cohort graduation rate, the share of first-time ninth-graders who earn a regular diploma within four years.
The student-teacher ratio is 18.0 to 1, close to the U.S. average of about 16 to 1. A relatively low 11% of students qualify for free or reduced-price lunch.
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About This School
Alpharetta High School is a high school located in Alpharetta, Georgia. The school serves 2,174 students in grades 9-12. The student-to-teacher ratio is 18.0:1.
According to EDFacts assessment data, 66% of students meet grade-level proficiency standards in combined math and reading. The school reports a 86% graduation rate.
11% of students qualify for free or reduced-price lunch.
Alpharetta High School is part of the Fulton County in Georgia.
How This School Compares
Alpharetta High School has 2,174 students enrolled, making it larger than the average school in Fulton County (833 students). Its 66% proficiency rate is 17 percentage points above the district average of 49%. Compared to the Georgia state average of 44%, the school performs 22 points higher.
Frequently Asked Questions
Alpharetta High School has 2,174 students enrolled in grades 9-12. The student-to-teacher ratio is 18.0:1.
According to EDFacts data, 66% of students at Alpharetta High School meet grade-level proficiency standards in combined math and reading assessments.
Alpharetta High School has a 86% graduation rate, measuring the percentage of students who graduate within four years.
Alpharetta High School is part of the Fulton County in Alpharetta, Georgia. You can view all schools in this district on the district page.
All data on this page comes from the National Center for Education Statistics (NCES) Common Core of Data and EDFacts assessment results. These are official federal datasets published by the U.S. Department of Education.
School profiles are built from NCES directory data and EDFacts assessment results. Proficiency rates reflect combined math and reading performance. Graduation rates are reported for high schools with available data.
Source: NCES Common Core of Data, 2026.