📊 Data: NCES CCD 2024–2025·🔄 Updated: May 2026·Editorial standards
📍 Marietta, GA · Cobb County

Cobb County School District

Grades Pre-K – 12th · 106,703 students · 110 schools · 18 zip codes

9
out of 10 Rating Excellent
State reading & math proficiency · 83rd percentile among Georgia districts. Ranked within Georgia only — not comparable across states.
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School District · Georgia
Cobb County School District
📍 Marietta, GA · Cobb County · NCES LEAID 1301290
9/10
Rating
106,703
Students
110
Schools
Pre-K – 12th
Grade Span
18
Zip Codes
District Contact & InformationSource: NCES CCD 2024–25
📚
Grades Served
Pre-K – 12th
📞
District Phone
(770)426-3300
📍
District Mailing Address
514 Glover Street, Marietta, GA 30061
🎓
Enrollment
106,703 students
🏫
Schools
110
🏙
County
Cobb County, GA
🌐
NCES District ID (LEAID)
1301290
🏛
District Type
Public School District
Zip Codes Served by Cobb County School District18 zip codes
Zip CodeCityCountyState
30008MariettaCobb CountyGA
30060MariettaCobb CountyGA
30062MariettaCobb CountyGA
30064MariettaCobb CountyGA
30066MariettaCobb CountyGA
30067MariettaCobb CountyGA
30068MariettaCobb CountyGA
30080SmyrnaCobb CountyGA
30082SmyrnaCobb CountyGA
30101AcworthCobb CountyGA
30106AustellCobb CountyGA
30111ClarkdaleCobb CountyGA
30126MabletonCobb CountyGA
30127Powder SpringsCobb CountyGA
30144KennesawCobb CountyGA
30152KennesawCobb CountyGA
30168AustellCobb CountyGA
30339AtlantaCobb CountyGA
Frequently Asked Questions
What zip codes are in Cobb County School District?▼
Cobb County School District serves 18 zip codes: 30008, 30060, 30062, 30064, 30066, 30067, 30068, 30080, 30082, 30101, 30106, 30111, 30126, 30127, 30144, 30152, 30168, 30339. Zip codes and district boundaries do not line up exactly, so confirm your exact address with the district office before you rely on an assignment.
How is Cobb County School District rated?▼
Cobb County School District has an overall rating of 9 out of 10 (Excellent), based on the share of students proficient in reading and math on state assessments (NCES EDFacts). That places it in the 83rd percentile among Georgia school districts. Ratings are percentile-ranked within Georgia only and are not comparable across states.
How many students attend Cobb County School District?▼
The NCES Common Core of Data directory reports enrollment of 106,703 students across 110 schools for Cobb County School District.
What grades does Cobb County School District serve?▼
Cobb County School District is listed in the NCES directory as serving grades Pre-K – 12th.
How do I contact Cobb County School District?▼
You can reach Cobb County School District by phone at (770)426-3300 or by mail at 514 Glover Street, Marietta, GA 30061. Contact details come from the NCES district directory and are the best way to confirm which school your address is assigned to.

About Cobb County School District

Cobb County School District is a public school district serving 18 zip codes in Georgia, primarily in Cobb County. It carries an overall rating of 9/10 (Excellent), the 83rd percentile among Georgia districts. That rating reflects the share of students proficient in reading and math on state assessments (NCES EDFacts, 2021–22 for most districts with a 2017–18 fallback for the rest) and is ranked only against other Georgia districts — scores are not comparable between states. Directory details on this page come from the NCES Common Core of Data, 2024–25.

District boundaries are address-specific and do not follow zip code lines exactly — a single zip code can be split between two or more districts. Use the zip codes listed above as a starting point, then confirm your assignment with the district office at (770)426-3300 before making a housing decision.

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