| Index | Sherman | Illinois | National |
| Average Test Scores | 67% | 33% | 48% |
| Student/Teacher ratio | 20:1 | 18:1 | 16:1 |
| Total public schools | 1 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Sherman | Illinois | National |
| Completed 8th grade | 93.9% | 86.2% | 84.3% |
| Completed high school | 93.9% | 84.7% | 83.0% |
| Completed some college | 75.8% | 61.8% | 59.4% |
| Completed associate degree | 55.3% | 40.7% | 38.5% |
| Completed bachelors | 45.6% | 32.9% | 30.3% |
| Completed masters | 13.8% | 12.7% | 11.5% |
| Completed professional degree | 2.0% | 3.4% | 3.3% |
| Completed doctorate | 0.6% | 1.2% | 1.3% |
There are a total of 1 public schools, n/a private schools and n/a post-secondary schools in Sherman. Using the proficiency score averages, the average test scores for Sherman, IL schools is 67%. The average student to teacher ratio is 20:1. In Sherman, IL, an average of 93.9% of students have completed 8th grade and an average of 93.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Williamsville, IL | 1,468 | 45% | 6.3% |
| Cantrall, IL | 104 | 45% | 6.3% |
| Athens, IL | 2,349 | 37% | 22.9% |
| Rochester, IL | 3,778 | 36% | 24.7% |
| Petersburg, IL | 2,564 | 32% | 33.9% |
| Sherman, IL | 4,470 | 67% | 38.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Viroqua, WI | 4,472 | 46% | 5.0% |
| Watertown, MN | 4,473 | 62% | 28.8% |
| Sauk Centre, MN | 4,466 | 58% | 20.1% |
| Wellington, OH | 4,466 | 61% | 27.4% |
| Wamego, KS | 4,465 | 36% | 24.7% |
| Sherman, IL | 4,470 | 67% | 38.5% |
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