| Index | Grayhawk | Missouri | National |
| Average Test Scores | n/a | 44% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |

| Index | Grayhawk | Missouri | National |
| Completed 8th grade | 96.7% | 86.0% | 84.3% |
| Completed high school | 94.7% | 84.2% | 83.0% |
| Completed some college | 61.3% | 57.7% | 59.4% |
| Completed associate degree | 14.9% | 35.2% | 38.5% |
| Completed bachelors | 7.4% | 27.6% | 30.3% |
| Completed masters | 1.6% | 10.4% | 11.5% |
| Completed professional degree | 1.6% | 2.8% | 3.3% |
| Completed doctorate | 1.6% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Grayhawk. Using the proficiency score averages, the average test scores for Grayhawk, MO schools is n/a. The average student to teacher ratio is n/a. In Grayhawk, MO, an average of 96.7% of students have completed 8th grade and an average of 94.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Chesterfield, MO | 48,902 | 69% | 43.2% |
| Kirkwood, MO | 28,511 | 69% | 43.1% |
| Wildwood, MO | 36,455 | 63% | 30.2% |
| Ellisville, MO | 10,050 | 62% | 28.1% |
| Ballwin, MO | 31,123 | 61% | 28.0% |
| Grayhawk, MO | 801 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Tonica, IL | 801 | 17% | 64.6% |
| Trimble, TN | 801 | 42% | 12.5% |
| Kansas, IL | 801 | 20% | 58.3% |
| Rockford, TN | 801 | 35% | 28.1% |
| Elgin, NE | 802 | 63% | 30.2% |
| Grayhawk, MO | 801 | n/a |