| Index | St. Leon | Indiana | National |
| Average Test Scores | n/a | 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 | St. Leon | Indiana | National |
| Completed 8th grade | 89.1% | 84.6% | 84.3% |
| Completed high school | 87.6% | 82.9% | 83.0% |
| Completed some college | 43.6% | 53.8% | 59.4% |
| Completed associate degree | 27.6% | 33.0% | 38.5% |
| Completed bachelors | 18.4% | 24.6% | 30.3% |
| Completed masters | 7.3% | 8.9% | 11.5% |
| Completed professional degree | 0.4% | 2.4% | 3.3% |
| Completed doctorate | 0.0% | 1.0% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in St. Leon. Using the proficiency score averages, the average test scores for St. Leon, IN schools is n/a. The average student to teacher ratio is n/a. In St. Leon, IN, an average of 89.1% of students have completed 8th grade and an average of 87.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Miamitown, OH | 1,343 | 82% | 70.8% |
| Harrison, OH | 10,522 | 79% | 64.4% |
| Oxford, OH | 21,941 | 73% | 51.7% |
| Cleves, OH | 3,371 | 69% | 43.8% |
| Batesville, IN | 6,417 | 62% | 29.5% |
| St. Leon, IN | 620 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Hugo, CO | 620 | 25% | 49.0% |
| Colmesneil, TX | 620 | 50% | 3.1% |
| Harrisville, NY | 620 | 40% | 17.7% |
| Verndale, MN | 620 | 47% | 2.1% |
| Reedsville, PA | 620 | 52% | 7.3% |
| St. Leon, IN | 620 | n/a |
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