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Marietta High School

1171 Whitlock Ave SW, Marietta, GA 30064

BSchola Grade
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Grades
9–12
High
Students
2,526
Enrolled 2024–25
Students per teacher
14.3 : 1
Full-time teachers
District
Marietta City
Cobb County

Schola Grade B · Above average

Letter grade (A–F) · compared with 438 Georgia high schools · How we grade
Test scores42% proficient in math & reading
69thpercentile
Equity32% of low-income students proficient
70thpercentile
Attendance39% chronically absent
22ndpercentile
Graduation rate86% graduate in 4 years
25thpercentile
College readinessAt least 23% take AP, IB or dual-enrollment courses
69thpercentile
Class size14.3 students per teacher
73rdpercentile

Percentiles compare this school with other Georgia high schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About Marietta High School

Marietta High School is a public high school in Marietta, Georgia, serving grades 9–12. It is part of Marietta City. The school is located in a small city in Cobb County.

In the 2024–25 school year, 2,526 students were enrolled, with about 14.3 students for every full-time teacher. That ratio is smaller than the typical Georgia high school (15.5 students per teacher). Its Schola Grade is B (above average), compared with 438 Georgia high schools.

Grades & enrollment

Students per grade, 2024–25Grades 9–12

Location & nearby schools

1171 Whitlock Ave SW
Marietta, GA 30064
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School details

Type
Public School · What this means
Level
High
Grades offered
9–12
Enrollment (2024–25)
2,526 students
Students per teacher
14.3 to 1
AP courses offered
29
Charter school
No
Magnet school
No
Locale
City — Small
School district
Marietta City
County
Cobb County
NCES school ID
130351001342

Schools near Marietta High School

All 83 schools in Marietta →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.