| Index | Austell | Georgia | National |
| Average Test Scores | 37% | 42% | 48% |
| Student/Teacher ratio | 15:1 | 16:1 | 16:1 |
| Total public schools | 5 | 2,164 | 79,221 |
| Total private schools | 2 | 515 | 24,874 |
| Total post-secondary schools | n/a | 192 | 7,963 |
| Index | Austell | Georgia | National |
| Completed 8th grade | 82.1% | 82.3% | 84.3% |
| Completed high school | 80.6% | 81.0% | 83.0% |
| Completed some college | 55.9% | 57.8% | 59.4% |
| Completed associate degree | 30.5% | 36.8% | 38.5% |
| Completed bachelors | 23.1% | 29.4% | 30.3% |
| Completed masters | 9.2% | 11.1% | 11.5% |
| Completed professional degree | 1.6% | 3.2% | 3.3% |
| Completed doctorate | 1.3% | 1.3% | 1.3% |
There are a total of 5 public schools, 2 private schools and n/a post-secondary schools in Austell. Using the proficiency score averages, the average test scores for Austell, GA schools is 37%. The average student to teacher ratio is 15:1. In Austell, GA, an average of 82.1% of students have completed 8th grade and an average of 80.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Marietta, GA | 60,687 | 58% | 19.8% |
| Kennesaw, GA | 34,232 | 55% | 14.0% |
| Powder Springs, GA | 15,390 | 51% | 7.0% |
| Dallas, GA | 13,680 | 48% | 0.6% |
| Douglasville, GA | 33,035 | 43% | 9.8% |
| Austell, GA | 7,783 | 37% | 22.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Joshua Tree, CA | 7,786 | 31% | 35.4% |
| Navasota, TX | 7,786 | 36% | 25.7% |
| Butner, NC | 7,779 | 27% | 44.8% |
| Antigo, WI | 7,779 | 30% | 38.0% |
| Bloomfield, NM | 7,791 | 16% | 67.0% |
| Austell, GA | 7,783 | 37% | 22.9% |
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