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6.4avg / 10

Cobb County School District

School District · Marietta, Georgia

Students: 106,358
Teachers (FTE): 7,468
Estimated Scores: 2%

Avg Rating

6.4

out of 10

Schools

110

66 elem, 26 mid, 17 high

Enrollment

106,358

Student-Teacher Ratio

14.2:1

How this district compares

Georgia rank

#94 of 179

districts by avg. composite

Vs. state average

+0.1

above Georgia avg

Per-pupil spending

$14,680

+$552 vs Georgia median

District size

106,358 students

Much larger than Georgia median

The short answer

Cobb County ranks #94 of 179 Georgia districts by overall school rating. Cobb County's schools with real test data average 6.4/10 across 108 schools. Its top-rated schools are Sope Creek Elementary School (8.7/10), Frey Elementary School (8.7/10), and Bullard Elementary School (8.6/10). Schools with estimated (proxy) scores are excluded from this ranking.

Best value · beats the odds
Frey Elementary School

Rates 8.7/10 despite 32% of students being economically disadvantaged. That's about 2.3 points higher than its student-poverty level predicts. Roughly as clean a case of strong results without an affluent-ZIP price tag as you'll find among Cobb County schools.

Most improved · 2022 → 2024
Kennesaw Mountain High School

STAAR proficiency rose +13.3 points from 2022 to 2024. That's the biggest jump among Cobb County schools across the two most recent comparable testing years.

Top-Rated Schools in Cobb County

Ranked by MySchoolScout composite rating using only schools with real test data (108 of 110). "Value" = points above what student poverty predicts. Estimated (proxy) scores are excluded.

#SchoolRating
1Sope Creek Elementary School8.7 / 10
2Frey Elementary School8.7 / 10
3Bullard Elementary School8.6 / 10
4Due West Elementary School8.6 / 10
5Fair Oaks Elementary School8.3 / 10
6Lewis Elementary School8.3 / 10
7Addison Elementary School8.2 / 10
8Labelle Elementary School7.8 / 10
9Dickerson Middle School7.7 / 10
10Birney Elementary School7.7 / 10

See all 110 schools — including those with estimated data — in the full directory below. How we rate schools.

About Cobb County

Cobb County School District serves 106,358 students across 110 ranked schools in Georgia, making it one of the larger suburban districts in the state. With an average school score of 6.9 out of 10 across all 110 schools, the district sits above many of its Georgia peers — a meaningful signal for parents who want consistent quality, not just a few standout campuses.

Elementary performance is where Cobb County separates itself most clearly. Timber Ridge Elementary leads the district with an 8.7 out of 10, the highest score among all 110 ranked schools. King Springs, Tritt, and Smyrna Elementary each score 8.6, and Mount Bethel Elementary follows at 8.5. Five elementary schools clustered that tightly at the top of the rating scale is uncommon in a district this size — it points to strong foundational instruction across multiple neighborhoods rather than a single outlier school carrying the district's reputation.

For parents comparing school options, the 6.9 district average matters as much as the top scores. An average that high across a 110-school system means mid-tier schools in Cobb County are competitive with top schools in lower-performing districts. Parents who cannot access the highest-rated elementaries due to attendance boundaries are still working with solid options. That consistency reduces the gap between a family's first-choice school and their assigned school.

Cobb County is a practical choice for families prioritizing academic performance at the elementary level, with enough scale — 110 schools across the district — to offer meaningful variety in programs, locations, and school cultures. Parents researching specific schools should compare individual ratings against the 6.9 district average as a benchmark. A school scoring 7.5 or higher is meaningfully outperforming the district norm; anything at 8.0 or above puts it among the district's strongest performers. Use those thresholds when reading school profiles to quickly separate the top tier from the rest of the field.

District Map

Schools in Cobb County, colored by MySchoolScout rank. Click a pin for details.

District Average Test Scores

Math Proficiency58.9%
School
State
Not reported
ELA Proficiency62.7%
School
State
Not reported

Average proficiency across all schools in Cobb County with test data.

Schools in Cobb County

110 schools
Elementary Schools66
Sope Creek Elementary School
8.7
Frey Elementary School
8.7
Due West Elementary School
8.6
Bullard Elementary School
8.6
Fair Oaks Elementary School
8.3
Lewis Elementary School
8.3
Addison Elementary School
8.2
Mccall Primary School
8.0
Labelle Elementary School
7.8
Birney Elementary School
7.7
Sanders Elementary School
7.7
Argyle Elementary School
7.6
Powder Springs Elementary School
7.6
Austell Elementary School
7.6
Mableton Elementary School
7.5
Kennesaw Elementary School
7.5
King Springs Elementary School
7.4
Acworth Intermediate School
7.4
Sedalia Park Elementary School
7.4
Dowell Elementary School
7.3
East Side Elementary School
7.2
Green Acres Elementary School
7.2
Davis Elementary School
7.2
Bryant Elementary School
7.2
City View Elementary School
7.1
Smyrna Elementary School
7.1
Compton Elementary School
7.0
Keheley Elementary School
7.0
Hollydale Elementary School
6.9
Blackwell Elementary School
6.9
Murdock Elementary School
6.5
Clay-Harmony Leland Elementary School
6.5
Tritt Elementary School
6.5
Kemp Elementary School
6.3
Mount Bethel Elementary School
6.2
Kincaid Elementary School
6.2
Hendricks Elementary School
6.2
Mountain View Elementary School
6.2
Garrison Mill Elementary School
6.1
Nicholson Elementary School
6.0
Hayes Elementary School
5.9
Chalker Elementary School
5.9
Riverside Elementary School
5.9
Russell Elementary School
5.8
Timber Ridge Elementary School
5.8
Milford Elementary School
5.6
Ford Elementary School
5.6
Big Shanty Elementary School
5.5
Norton Park Elementary School
5.5
Teasley Elementary School
5.5
Still Elementary School
5.4
Clarkdale Elementary School
5.4
Vaughan Elementary School
5.4
Shallowford Falls Elementary School
5.4
Cheatham Hill Elementary School
5.4
Pickett's Mill Elementary School
5.3
Eastvalley Elementary School
5.2
Nickajack Elementary School
5.2
Varner Elementary School
5.1
Pitner Elementary School
5.1
Rocky Mount Elementary School
5.0
Baker Elementary School
4.7
Powers Ferry Elementary School
4.5
Belmont Hills Elementary School
4.5
Brumby Elementary School
4.0
Bells Ferry Elementary School
3.7
Middle Schools26
High Schools17
Other Schools1

District Details

State
Georgia
City
Marietta
Total Enrollment
106,358
Teachers (FTE)
7,468
District spending per student
$14,680NCES F-33 · FY 2023 · This annual source is three years behind the current year.
Child poverty rate
9.1%Census SAIPE · 2024
District directory year
2023

Frequently Asked Questions

How many schools are in Cobb County?

Cobb County has 110 schools in total — 66 elementary, 26 middle, and 17 high schools. You can explore each school's ratings and details on this page.

What is the average rating for Cobb County?

The average composite rating for Cobb County is 6.4/10. This score is calculated from the individual ratings of all schools with academic data in the district.

What is the district spending per student in Cobb County?

Cobb County's district-level spending was $14,680 per student in fiscal year 2023, according to NCES F-33. This is district context, not an individual-school expense.

What is the student-teacher ratio in Cobb County?

The average student-teacher ratio in Cobb County is 14.2:1.

What is the top-rated school in Cobb County?

Sope Creek Elementary School is the highest-rated school in Cobb County with a composite score of 8.7/10.

What are the test scores in Cobb County?

Across schools in Cobb County with test data, the average math proficiency is 58.9% and the average ELA (reading/writing) proficiency is 62.7%. These figures represent the percentage of students meeting or exceeding grade-level standards.

How does Cobb County compare to other districts in Georgia?

Cobb County has an average school rating of 6.4/10 across 110 schools. Families can compare this to other districts in Georgia by visiting individual district pages. Factors like school size, available programs, and community demographics also play a role in choosing the right fit.

How does MySchoolScout rate schools?

MySchoolScout ratings blend student growth, poverty-adjusted academic performance, and learning environment — plus college readiness for high schools. Weights vary by school level, and equity data is shown for context without being factored into the score. Learn more about our rating system on our methodology page.

District Averages

Overall Rating
6.4/10
Math Proficiency
58.9%
ELA Proficiency
62.7%

How we rate schools

A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.

See how we rate

Data from NCES Common Core of Data, Georgia Dept. of Education, and U.S. Census ACS for the 2023–24 school year. Rankings computed by MySchoolScout. See all data sources.

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