| District | City | Rating | Students | Schools | Grades | Zip Codes |
|---|---|---|---|---|---|---|
| Decatur City School District | Decatur | 10/10 Excellent · 99th pct | 5,655 | 9 | PK–12 | 1 |
| Atlanta City School District | Atlanta | 5/10 Average · 48th pct | 50,325 | 86 | PK–12 | 3 |
| DeKalb County School District | Avondale Estates | 4/10 Below Average · 33rd pct | 92,368 | 131 | PK–12 | 25 |
How DeKalb County compares
Together they enroll 148,348 students across 226 schools. The largest is DeKalb County School District with 92,368 students. Districts here average 6.3/10, above the Georgia average of 5.5/10. Ratings range from 4/10 to 10/10.
School Districts in DeKalb County, Georgia
DeKalb County has 3 public school districts covering 29 zip codes. The top-rated district in DeKalb County is Decatur City School District (10/10). Ratings are based on the share of students proficient in reading and math on state assessments (Georgia Milestones 2024–25), ranked against all districts in Georgia. Directory details come from NCES CCD 2024–25.
Enter your zip code on any page to confirm your exact district assignment — district boundaries are address-specific and may not follow county or city lines.
Frequently Asked Questions
How many school districts are in DeKalb County, GA?
3 school districts serve zip codes in DeKalb County, GA. This page lists each one with its rating, enrollment, grade span and the zip codes it covers.
What is the best-rated school district in DeKalb County, GA?
Of the districts serving DeKalb County, Decatur City School District has the highest rating on this site at 10/10. That places it in the 99th percentile among Georgia school districts.
How are these school district ratings calculated?
Each rating is the share of students scoring proficient or above on Georgia reading and math assessments, ranked against other districts in Georgia and converted to a 1–10 scale. Percentiles compare districts within Georgia only, never across state lines.