| Index | Clarksville | Ohio | National |
| Average Test Scores | 71% | 61% | 48% |
| Student/Teacher ratio | n/a | 17:1 | 16:1 |
| Total public schools | n/a | 3,650 | 79,221 |
| Total private schools | n/a | 1,000 | 24,874 |
| Total post-secondary schools | n/a | 393 | 7,963 |
| Index | Clarksville | Ohio | National |
| Completed 8th grade | 83.2% | 86.9% | 84.3% |
| Completed high school | 82.4% | 85.6% | 83.0% |
| Completed some college | 33.2% | 55.7% | 59.4% |
| Completed associate degree | 15.1% | 35.1% | 38.5% |
| Completed bachelors | 7.7% | 26.7% | 30.3% |
| Completed masters | 2.2% | 10.0% | 11.5% |
| Completed professional degree | 0.5% | 2.7% | 3.3% |
| Completed doctorate | 0.5% | 1.1% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Clarksville. Using the proficiency score averages, the average test scores for Clarksville, OH schools is 71%. The average student to teacher ratio is n/a. In Clarksville, OH, an average of 83.2% of students have completed 8th grade and an average of 82.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Waynesville, OH | 3,135 | 85% | 76.0% |
| Kings Mills, OH | 1,164 | 83% | 73.5% |
| Springboro, OH | 18,416 | 82% | 70.3% |
| Maineville, OH | 1,621 | 82% | 69.8% |
| Morrow, OH | 1,999 | 77% | 59.4% |
| Clarksville, OH | 455 | 71% | 48.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Alba, MI | 455 | 10% | 79.2% |
| Baggs, WY | 455 | 65% | 34.4% |
| Huntington, OR | 454 | 40% | 16.7% |
| Bland, MO | 454 | 38% | 20.8% |
| Varna, IL | 456 | 40% | 16.7% |
| Clarksville, OH | 455 | 71% | 48.6% |
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