| Index | Onton | Kentucky | National |
| Average Test Scores | n/a | 48% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 1,157 | 79,221 |
| Total private schools | n/a | 298 | 24,874 |
| Total post-secondary schools | n/a | 130 | 7,963 |
| Index | Onton | Kentucky | National |
| Completed 8th grade | 100.0% | 81.0% | 84.3% |
| Completed high school | 100.0% | 77.8% | 83.0% |
| Completed some college | 10.5% | 51.3% | 59.4% |
| Completed associate degree | 0.0% | 30.5% | 38.5% |
| Completed bachelors | 0.0% | 22.7% | 30.3% |
| Completed masters | 0.0% | 9.3% | 11.5% |
| Completed professional degree | 0.0% | 2.6% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Onton. Using the proficiency score averages, the average test scores for Onton, KY schools is n/a. The average student to teacher ratio is n/a. In Onton, KY, an average of 100.0% of students have completed 8th grade and an average of 100.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sacramento, KY | 443 | 80% | 66.7% |
| Bremen, KY | 350 | 65% | 34.4% |
| Hanson, KY | 950 | 64% | 33.3% |
| Corydon, KY | 746 | 57% | 18.8% |
| Nebo, KY | 162 | 54% | 11.5% |
| Onton, KY | 18 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Shoshone, CA | 18 | 50% | 4.2% |
| Weston, CO | 16 | 45% | 6.3% |
| Scott, AR | 15 | 30% | 38.5% |
| Wolford, ND | 22 | 60% | 25.0% |
| Inkster, ND | 23 | 51% | 6.3% |
| Onton, KY | 18 | n/a |
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