| Index | Spencerville | Ohio | National |
| Average Test Scores | 79% | 61% | 48% |
| Student/Teacher ratio | 16:1 | 17:1 | 16:1 |
| Total public schools | 4 | 3,650 | 79,221 |
| Total private schools | n/a | 1,000 | 24,874 |
| Total post-secondary schools | n/a | 393 | 7,963 |
| Index | Spencerville | Ohio | National |
| Completed 8th grade | 83.4% | 86.9% | 84.3% |
| Completed high school | 82.7% | 85.6% | 83.0% |
| Completed some college | 42.1% | 55.7% | 59.4% |
| Completed associate degree | 22.9% | 35.1% | 38.5% |
| Completed bachelors | 10.3% | 26.7% | 30.3% |
| Completed masters | 4.1% | 10.0% | 11.5% |
| Completed professional degree | 0.0% | 2.7% | 3.3% |
| Completed doctorate | 0.0% | 1.1% | 1.3% |
There are a total of 4 public schools, n/a private schools and n/a post-secondary schools in Spencerville. Using the proficiency score averages, the average test scores for Spencerville, OH schools is 79%. The average student to teacher ratio is 16:1. In Spencerville, OH, an average of 83.4% of students have completed 8th grade and an average of 82.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Delphos, OH | 7,315 | 82% | 70.1% |
| New Knoxville, OH | 1,166 | 80% | 66.1% |
| Fort Jennings, OH | 396 | 80% | 65.6% |
| Wapakoneta, OH | 9,876 | 72% | 49.2% |
| St. Marys, OH | 8,487 | 70% | 45.5% |
| Spencerville, OH | 2,271 | 79% | 64.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Constantine, MI | 2,272 | 31% | 34.9% |
| New Wilmington, PA | 2,270 | 57% | 18.4% |
| Brooks, KY | 2,273 | 44% | 8.3% |
| Orleans, IN | 2,273 | 45% | 6.8% |
| Cheney, KS | 2,273 | 45% | 7.3% |
| Spencerville, OH | 2,271 | 79% | 64.6% |
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