Hillgrove High School is a public high school in unincorporated Cobb County, Georgia, United States, with a Powder Springs address, and is the fifteenth high school of the Cobb County School District. The school's mascot is the Hawk.
Serving 2,290 students in grades 9-12, Hillgrove High School ranks in the top 10% of all schools in Georgia for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 63% (which is higher than the Georgia state average of 39%). The percentage of students achieving proficiency in reading/language arts is 66% (which is higher than the Georgia state average of 40%).
The student:teacher ratio of 18:1 is higher than the Georgia state level of 14:1.
Minority enrollment is 59% of the student body (majority Black), which is lower than the Georgia state average of 65% (majority Black).
Quick Stats (2025)
- Grades: 9-12
- Enrollment: 2,290 students
- Student:Teacher Ratio: 18:1
- Minority Enrollment: 59%
- Graduation Rate: 97% (Top 5% in GA)
- Overall Testing Rank: Top 10%
- Math Proficiency: 63% (Top 20%)
- Reading Proficiency: 66% (Top 10%)
- Science Proficiency: 73% (Top 5%)
- Source: National Center for Education Statistics (NCES), GA Dept. of Education
Top Rankings
Hillgrove High School ranks among the top 20% of public schools in Georgia for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
Diversity
School Overview
Hillgrove High School's student population of 2,290 students has stayed relatively flat over five school years.
The teacher population of 125 teachers has grown by 7% over five school years.
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
2,290 students
Gender %
Total Classroom Teachers
125 teachers
Year Founded
2006
Colors
Crimson, Silver
School Calendar
School Rankings
Hillgrove High School ranks within the top 10% of all 2,192 schools in Georgia (based off of combined math and reading proficiency testing data).
The diversity score of Hillgrove High School is 0.69, which is less 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
#194 out of 2192 schools
(Top 10%)
(Top 10%)
Math Test Scores (% Proficient)
63%
39%
Reading/Language Arts Test Scores (% Proficient)
66%
40%
Science Test Scores (% Proficient)
73%
40%
Student : Teacher Ratio
18:1
14:1
American Indian
n/a
n/a
Asian
4%
5%
Hispanic
15%
19%
Black
35%
36%
White
41%
35%
Hawaiian
n/a
n/a
Two or more races
5%
5%
All Ethnic Groups
Graduation Rate
97%
84%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
26%
59%
Eligible for Reduced Lunch
8%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), GA Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Hillgrove High School's ranking?
Hillgrove High School is ranked #194 out of 2,192 schools, which ranks it among the top 10% of public schools in Georgia.
What schools are Hillgrove High School often compared to?
Hillgrove High Schoolis often viewed alongside schools like Harrison High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
63% of students have achieved math proficiency (compared to the 39% GA state average), while 66% of students have achieved reading proficiency (compared to the 40% GA state average).
What is the graduation rate of Hillgrove High School?
The graduation rate of Hillgrove High School is 97%, which is higher than the Georgia state average of 84%.
How many students attend Hillgrove High School?
2,290 students attend Hillgrove High School.
What is the racial composition of the student body?
41% of Hillgrove High School students are White, 35% of students are Black, 15% of students are Hispanic, 5% of students are Two or more races, and 4% of students are Asian.
What is the student:teacher ratio of Hillgrove High School?
Hillgrove High School has a student ration of 18:1, which is higher than the Georgia state average of 14:1.
What grades does Hillgrove High School offer ?
Hillgrove High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Hillgrove High School part of?
Hillgrove High School is part of Cobb County School District.
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