| Index | Hornsby | Tennessee | National |
| Average Test Scores | 40% | 35% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | n/a | 1,390 | 79,221 |
| Total private schools | n/a | 430 | 24,874 |
| Total post-secondary schools | n/a | 189 | 7,963 |

| Index | Hornsby | Tennessee | National |
| Completed 8th grade | 75.6% | 82.0% | 84.3% |
| Completed high school | 72.8% | 79.9% | 83.0% |
| Completed some college | 38.9% | 53.2% | 59.4% |
| Completed associate degree | 17.8% | 32.2% | 38.5% |
| Completed bachelors | 10.0% | 25.4% | 30.3% |
| Completed masters | 1.1% | 9.3% | 11.5% |
| Completed professional degree | 0.0% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Hornsby. Using the proficiency score averages, the average test scores for Hornsby, TN schools is 40%. The average student to teacher ratio is n/a. In Hornsby, TN, an average of 75.6% of students have completed 8th grade and an average of 72.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Henderson, TN | 6,498 | 43% | 9.6% |
| Ramer, TN | 377 | 40% | 16.7% |
| Bethel Springs, TN | 1,036 | 33% | 32.3% |
| Selmer, TN | 4,502 | 32% | 33.0% |
| Toone, TN | 483 | 30% | 38.5% |
| Hornsby, TN | 437 | 40% | 17.7% |
| City | Population | Avg. Test Scores | National Avg. |
| DeRuyter, NY | 437 | 45% | 7.3% |
| Tontogany, OH | 437 | 72% | 50.0% |
| Creedmoor, TX | 437 | 29% | 40.6% |
| Munnsville, NY | 437 | 47% | 2.1% |
| Paden, OK | 437 | 32% | 32.8% |
| Hornsby, TN | 437 | 40% | 17.7% |