| Index | Ottawa | Ohio | National |
| Average Test Scores | 77% | 61% | 48% |
| Student/Teacher ratio | 17:1 | 17:1 | 16:1 |
| Total public schools | 4 | 3,650 | 79,221 |
| Total private schools | 1 | 1,000 | 24,874 |
| Total post-secondary schools | 1 | 393 | 7,963 |
| Index | Ottawa | Ohio | National |
| Completed 8th grade | 89.5% | 86.9% | 84.3% |
| Completed high school | 88.1% | 85.6% | 83.0% |
| Completed some college | 51.1% | 55.7% | 59.4% |
| Completed associate degree | 29.8% | 35.1% | 38.5% |
| Completed bachelors | 19.9% | 26.7% | 30.3% |
| Completed masters | 7.9% | 10.0% | 11.5% |
| Completed professional degree | 0.3% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 4 public schools, 1 private schools and 1 post-secondary schools in Ottawa. Using the proficiency score averages, the average test scores for Ottawa, OH schools is 77%. The average student to teacher ratio is 17:1. In Ottawa, OH, an average of 89.5% of students have completed 8th grade and an average of 88.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Kalida, OH | 1,679 | 88% | 83.9% |
| Miller City, OH | 142 | 87% | 80.9% |
| Bluffton, OH | 4,024 | 85% | 77.4% |
| Continental, OH | 1,408 | 81% | 68.2% |
| Fort Jennings, OH | 382 | 80% | 65.6% |
| Ottawa, OH | 4,349 | 77% | 60.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Euharlee, GA | 4,348 | 48% | 0.5% |
| Clintonville, WI | 4,351 | 34% | 29.9% |
| West Hazleton, PA | 4,351 | 24% | 50.0% |
| Aubrey, TX | 4,352 | 54% | 12.8% |
| St. Bernard, OH | 4,353 | 48% | = 100 |
| Ottawa, OH | 4,349 | 77% | 60.1% |
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