| Index | Snellville | Georgia | National |
| Average Test Scores | 49% | 42% | 48% |
| Student/Teacher ratio | 16:1 | 16:1 | 16:1 |
| Total public schools | 13 | 2,164 | 79,221 |
| Total private schools | 3 | 515 | 24,874 |
| Total post-secondary schools | n/a | 192 | 7,963 |
| Index | Snellville | Georgia | National |
| Completed 8th grade | 89.9% | 82.3% | 84.3% |
| Completed high school | 89.6% | 81.0% | 83.0% |
| Completed some college | 67.7% | 57.8% | 59.4% |
| Completed associate degree | 41.4% | 36.8% | 38.5% |
| Completed bachelors | 31.6% | 29.4% | 30.3% |
| Completed masters | 10.0% | 11.1% | 11.5% |
| Completed professional degree | 2.0% | 3.2% | 3.3% |
| Completed doctorate | 0.5% | 1.3% | 1.3% |
There are a total of 13 public schools, 3 private schools and n/a post-secondary schools in Snellville. Using the proficiency score averages, the average test scores for Snellville, GA schools is 49%. The average student to teacher ratio is 16:1. In Snellville, GA, an average of 89.9% of students have completed 8th grade and an average of 89.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Johns Creek, GA | 84,551 | 78% | 61.5% |
| Suwanee, GA | 20,444 | 76% | 58.4% |
| Grayson, GA | 4,303 | 66% | 36.7% |
| Duluth, GA | 29,538 | 61% | 27.5% |
| Dacula, GA | 6,175 | 61% | 26.8% |
| Snellville, GA | 19,923 | 49% | 1.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Fort Mill, SC | 19,920 | 72% | 49.1% |
| Havelock, NC | 19,927 | 49% | 2.9% |
| Ennis, TX | 19,917 | 44% | 7.7% |
| Parma Heights, OH | 19,916 | 55% | 14.6% |
| Lake Zurich, IL | 19,912 | 55% | 15.4% |
| Snellville, GA | 19,923 | 49% | 1.4% |
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