Kennesaw Mountain High School is a public high school located in Kennesaw, Cobb County, Georgia, United States. It was founded in 2000 as a magnet school specializing in science and mathematics, and is one of sixteen high schools in the Cobb County School District.
Serving 1,666 students in grades 9-12, Kennesaw Mountain High School ranks in the top 20% of all schools in Georgia for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 52% (which is higher than the Georgia state average of 39%). The percentage of students achieving proficiency in reading/language arts is 57% (which is higher than the Georgia state average of 40%).
The student-teacher ratio of 16:1 is higher than the Georgia state level of 14:1.
Minority enrollment is 63% of the student body (majority Black), which is lower than the Georgia state average of 65% (majority Black).
Quick Facts (2026)
- Grades: 9-12
- Enrollment: 1,666 students
- Student-Teacher Ratio: 16:1
- Minority Enrollment: 63%
- Graduation Rate: 94% (Top 30% in GA)
- Overall Testing Rank: Top 20%
- Math Proficiency: 52% (Top 30%)
- Reading Proficiency: 57% (Top 20%)
- Science Proficiency: 72% (Top 5%)
- Source: National Center for Education Statistics (NCES), GA Dept. of Education
<麻豆果冻传媒 class="so-dt-title" id="top-rankings">Top Rankings
Kennesaw Mountain High School ranks among the top 20% of public schools in Georgia for:
Category
Attribute
Overall Rank
Reading/Language Arts Proficiency
Science Proficiency
Diversity
<麻豆果冻传媒 class='so-dt-title' id="overview">School Overview <麻豆果冻传媒 class='so-dt-title' id="school-rankings">School Rankings
Kennesaw Mountain High School's student population of 1,666 students has declined by 7% over five school years.
The teacher population of 105 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
1,666 students
Gender %
Total Classroom Teachers
105 teachers
Year Founded
2000
Colors
Black, Green, Silver, Dark green
School Calendar
Last Day of School
Mon. May 25, 2026
Kennesaw Mountain High School ranks within the top 20% of all 2,192 schools in Georgia (based off of combined math and reading proficiency testing data).
The diversity score of Kennesaw Mountain High School is 0.73, which is more 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
#357 out of 2192 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
52%
39%
Reading/Language Arts Test Scores (% Proficient)
57%
40%
Science Test Scores (% Proficient)
72%
40%
Student-Teacher Ratio
16:1
14:1
American Indian
n/a
n/a
Asian
7%
5%
Hispanic
19%
19%
Black
31%
36%
White
37%
35%
Hawaiian
n/a
n/a
Two or more races
6%
5%
All Ethnic Groups
Graduation Rate
94%
84%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
34%
59%
Eligible for Reduced Lunch
8%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), GA Dept. of Education
<麻豆果冻传媒 class='so-dt-title' id="school-notes">School Notes- School Mascot: Mustang
Profile last updated: 02/09/2025
<麻豆果冻传媒 class='so-dt-title' id='faq'>Frequently Asked Questions What is Kennesaw Mountain High School's ranking?
Kennesaw Mountain High School is ranked #357 out of 2,192 schools, which ranks it among the top 20% of public schools in Georgia.
What schools are Kennesaw Mountain High School often compared to?
Kennesaw Mountain High Schoolis often viewed alongside schools like North Cobb High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
52% of students have achieved math proficiency (compared to the 39% GA state average), while 57% of students have achieved reading proficiency (compared to the 40% GA state average).
What is the graduation rate of Kennesaw Mountain High School?
The graduation rate of Kennesaw Mountain High School is 94%, which is higher than the Georgia state average of 84%.
How many students attend Kennesaw Mountain High School?
1,666 students attend Kennesaw Mountain High School.
What is the racial composition of the student body?
37% of Kennesaw Mountain High School students are White, 31% of students are Black, 19% of students are Hispanic, 7% of students are Asian, and 6% of students are Two or more races.
What is the student-teacher ratio of Kennesaw Mountain High School?
Kennesaw Mountain High School has a student ration of 16:1, which is higher than the Georgia state average of 14:1.
What grades does Kennesaw Mountain High School offer ?
Kennesaw Mountain High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Kennesaw Mountain High School part of?
Kennesaw Mountain High School is part of Cobb County School District.
School Reviews5 10/10/2025I absolutely LOVED my time at the mountain. I would not change one thing. I felt that the administration genuinely cared for the students in a way that was different than the typical school. Classmates wanted to see each other succeed. This isnt to say there wasnt the typical high school drama. But truly, KMHS is the reason I am where I am today.Review Kennesaw Mountain High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
I absolutely LOVED my time at the mountain. I would not change one thing. I felt that the administration genuinely cared for the students in a way that was different than the typical school. Classmates wanted to see each other succeed. This isnt to say there wasnt the typical high school drama. But truly, KMHS is the reason I am where I am today.
Review Kennesaw Mountain High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
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