| Index | Grayson | Georgia | National |
| Average Test Scores | 66% | 42% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 2,164 | 79,221 |
| Total private schools | n/a | 515 | 24,874 |
| Total post-secondary schools | n/a | 192 | 7,963 |
| Index | Grayson | Georgia | National |
| Completed 8th grade | 91.5% | 82.3% | 84.3% |
| Completed high school | 91.0% | 81.0% | 83.0% |
| Completed some college | 69.2% | 57.8% | 59.4% |
| Completed associate degree | 44.8% | 36.8% | 38.5% |
| Completed bachelors | 39.9% | 29.4% | 30.3% |
| Completed masters | 18.5% | 11.1% | 11.5% |
| Completed professional degree | 7.4% | 3.2% | 3.3% |
| Completed doctorate | 2.3% | 1.3% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Grayson. Using the proficiency score averages, the average test scores for Grayson, GA schools is 66%. The average student to teacher ratio is n/a. In Grayson, GA, an average of 91.5% of students have completed 8th grade and an average of 91.0% 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% |
| Hoschton, GA | 2,039 | 67% | 39.3% |
| Sugar Hill, GA | 23,994 | 62% | 28.6% |
| Duluth, GA | 29,538 | 61% | 27.5% |
| Grayson, GA | 4,303 | 66% | 36.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Madeira Beach, FL | 4,303 | 80% | 65.6% |
| Narberth, PA | 4,304 | 81% | 68.8% |
| Sparta, IL | 4,302 | 22% | 54.2% |
| Mather, CA | 4,304 | 33% | 31.5% |
| Golden Triangle, NJ | 4,302 | 39% | 18.8% |
| Grayson, GA | 4,303 | 66% | 36.7% |
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