| Index | Mount Sterling | Illinois | National |
| Average Test Scores | 29% | 33% | 48% |
| Student/Teacher ratio | 16:1 | 18:1 | 16:1 |
| Total public schools | 4 | 3,938 | 79,221 |
| Total private schools | 1 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Mount Sterling | Illinois | National |
| Completed 8th grade | 90.6% | 86.2% | 84.3% |
| Completed high school | 87.7% | 84.7% | 83.0% |
| Completed some college | 58.1% | 61.8% | 59.4% |
| Completed associate degree | 30.2% | 40.7% | 38.5% |
| Completed bachelors | 21.7% | 32.9% | 30.3% |
| Completed masters | 4.3% | 12.7% | 11.5% |
| Completed professional degree | 1.0% | 3.4% | 3.3% |
| Completed doctorate | 0.3% | 1.2% | 1.3% |
There are a total of 4 public schools, 1 private schools and n/a post-secondary schools in Mount Sterling. Using the proficiency score averages, the average test scores for Mount Sterling, IL schools is 29%. The average student to teacher ratio is 16:1. In Mount Sterling, IL, an average of 90.6% of students have completed 8th grade and an average of 87.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Golden, IL | 689 | 25% | 49.0% |
| Meredosia, IL | 904 | 24% | 49.7% |
| Rushville, IL | 2,248 | 23% | 52.8% |
| Perry, IL | 274 | 20% | 59.4% |
| Mount Sterling, IL | 2,220 | 29% | 39.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Cheney, KS | 2,219 | 45% | 7.3% |
| Spruce Pine, NC | 2,221 | 58% | 21.5% |
| Byesville, OH | 2,221 | 57% | 18.1% |
| Kellogg, ID | 2,221 | 41% | 15.1% |
| Esko, MN | 2,222 | 78% | 61.5% |
| Mount Sterling, IL | 2,220 | 29% | 39.9% |
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