| Index | Ontonagon | Michigan | National |
| Average Test Scores | 37% | 42% | 48% |
| Student/Teacher ratio | 13:1 | 22:1 | 16:1 |
| Total public schools | 3 | 3,421 | 79,221 |
| Total private schools | n/a | 835 | 24,874 |
| Total post-secondary schools | n/a | 196 | 7,963 |
| Index | Ontonagon | Michigan | National |
| Completed 8th grade | 89.9% | 86.9% | 84.3% |
| Completed high school | 88.5% | 85.9% | 83.0% |
| Completed some college | 53.7% | 60.3% | 59.4% |
| Completed associate degree | 28.5% | 36.5% | 38.5% |
| Completed bachelors | 17.3% | 27.4% | 30.3% |
| Completed masters | 5.3% | 10.7% | 11.5% |
| Completed professional degree | 0.6% | 2.8% | 3.3% |
| Completed doctorate | 0.2% | 1.1% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Ontonagon. Using the proficiency score averages, the average test scores for Ontonagon, MI schools is 37%. The average student to teacher ratio is 13:1. In Ontonagon, MI, an average of 89.9% of students have completed 8th grade and an average of 88.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Ontonagon, MI | 1,474 | 37% | 22.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Alloway, NJ | 1,474 | 50% | 4.2% |
| Lebec, CA | 1,474 | 40% | 17.7% |
| Crownsville, MD | 1,473 | 65% | 34.4% |
| Ferron, UT | 1,475 | 51% | 5.7% |
| Huntsville, TN | 1,475 | 31% | 34.9% |
| Ontonagon, MI | 1,474 | 37% | 22.9% |
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