| Index | Clayton | Indiana | National |
| Average Test Scores | 64% | 46% | 48% |
| Student/Teacher ratio | n/a | 22:1 | 16:1 |
| Total public schools | n/a | 1,755 | 79,221 |
| Total private schools | n/a | 675 | 24,874 |
| Total post-secondary schools | n/a | 141 | 7,963 |

| Index | Clayton | Indiana | National |
| Completed 8th grade | 91.4% | 84.6% | 84.3% |
| Completed high school | 91.4% | 82.9% | 83.0% |
| Completed some college | 52.9% | 53.8% | 59.4% |
| Completed associate degree | 28.1% | 33.0% | 38.5% |
| Completed bachelors | 15.9% | 24.6% | 30.3% |
| Completed masters | 4.5% | 8.9% | 11.5% |
| Completed professional degree | 0.8% | 2.4% | 3.3% |
| Completed doctorate | 0.3% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Clayton. Using the proficiency score averages, the average test scores for Clayton, IN schools is 64%. The average student to teacher ratio is n/a. In Clayton, IN, an average of 91.4% of students have completed 8th grade and an average of 91.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| North Salem, IN | 434 | 82% | 70.8% |
| Brownsburg, IN | 27,585 | 78% | 63.0% |
| Plainfield, IN | 35,538 | 73% | 51.2% |
| Amo, IN | 544 | 72% | 50.0% |
| Pittsboro, IN | 3,590 | 69% | 43.8% |
| Clayton, IN | 1,029 | 64% | 33.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Mansfield, IL | 1,029 | 27% | 44.8% |
| Alfred, ME | 1,030 | 47% | 2.1% |
| Rice, TX | 1,030 | 39% | 18.2% |
| Savoy, TX | 1,030 | 53% | 10.9% |
| Jeffersonville, GA | 1,028 | 21% | 56.3% |
| Clayton, IN | 1,029 | 64% | 33.0% |