| Index | Clarksville | Michigan | National |
| Average Test Scores | n/a | 42% | 48% |
| Student/Teacher ratio | n/a | 22:1 | 16:1 |
| Total public schools | n/a | 3,421 | 79,221 |
| Total private schools | n/a | 835 | 24,874 |
| Total post-secondary schools | n/a | 196 | 7,963 |
| Index | Clarksville | Michigan | National |
| Completed 8th grade | 91.1% | 86.9% | 84.3% |
| Completed high school | 90.7% | 85.9% | 83.0% |
| Completed some college | 53.9% | 60.3% | 59.4% |
| Completed associate degree | 26.4% | 36.5% | 38.5% |
| Completed bachelors | 17.1% | 27.4% | 30.3% |
| Completed masters | 7.0% | 10.7% | 11.5% |
| Completed professional degree | 0.8% | 2.8% | 3.3% |
| Completed doctorate | 0.0% | 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, MI schools is n/a. The average student to teacher ratio is n/a. In Clarksville, MI, an average of 91.1% of students have completed 8th grade and an average of 90.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Forest Hills, MI | 28,690 | 72% | 49.7% |
| Caledonia, MI | 1,442 | 62% | 29.4% |
| Lowell, MI | 4,136 | 59% | 23.3% |
| Woodland, MI | 530 | 52% | 7.3% |
| Middleville, MI | 3,447 | 51% | 6.3% |
| Clarksville, MI | 371 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Bear Lake, MI | 371 | 46% | 4.2% |
| Kendrick, ID | 371 | 45% | 6.3% |
| Florence, SD | 371 | 46% | 5.2% |
| Monterey, LA | 371 | 86% | 78.1% |
| Jeffersonville, NY | 372 | 49% | 1.0% |
| Clarksville, MI | 371 | n/a |
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