| Index | Tiffin | Ohio | National |
| Average Test Scores | 57% | 61% | 48% |
| Student/Teacher ratio | 15:1 | 17:1 | 16:1 |
| Total public schools | 11 | 3,650 | 79,221 |
| Total private schools | 3 | 1,000 | 24,874 |
| Total post-secondary schools | 3 | 393 | 7,963 |
| Index | Tiffin | Ohio | National |
| Completed 8th grade | 86.5% | 86.9% | 84.3% |
| Completed high school | 85.8% | 85.6% | 83.0% |
| Completed some college | 47.3% | 55.7% | 59.4% |
| Completed associate degree | 26.3% | 35.1% | 38.5% |
| Completed bachelors | 16.4% | 26.7% | 30.3% |
| Completed masters | 6.0% | 10.0% | 11.5% |
| Completed professional degree | 1.3% | 2.7% | 3.3% |
| Completed doctorate | 0.8% | 1.1% | 1.3% |
There are a total of 11 public schools, 3 private schools and 3 post-secondary schools in Tiffin. Using the proficiency score averages, the average test scores for Tiffin, OH schools is 57%. The average student to teacher ratio is 15:1. In Tiffin, OH, an average of 86.5% of students have completed 8th grade and an average of 85.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Green Springs, OH | 1,426 | 77% | 60.4% |
| Bascom, OH | 189 | 76% | 58.3% |
| Sycamore, OH | 740 | 73% | 51.0% |
| New Riegel, OH | 329 | 72% | 50.0% |
| Bettsville, OH | 762 | 67% | 39.6% |
| Tiffin, OH | 17,473 | 57% | 18.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Centralia, WA | 17,473 | 49% | 1.7% |
| Amesbury Town, MA | 17,474 | 59% | 22.9% |
| Greenfield Town, MA | 17,477 | 37% | 22.8% |
| New Philadelphia, OH | 17,485 | 64% | 34.0% |
| Anoka, MN | 17,512 | 57% | 17.9% |
| Tiffin, OH | 17,473 | 57% | 18.6% |
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