| Index | Mount Clare | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | n/a | 18:1 | 16:1 |
| Total public schools | n/a | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Mount Clare | Illinois | National |
| Completed 8th grade | 77.3% | 86.2% | 84.3% |
| Completed high school | 77.3% | 84.7% | 83.0% |
| Completed some college | 29.8% | 61.8% | 59.4% |
| Completed associate degree | 16.2% | 40.7% | 38.5% |
| Completed bachelors | 9.6% | 32.9% | 30.3% |
| Completed masters | 2.5% | 12.7% | 11.5% |
| Completed professional degree | 1.0% | 3.4% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Mount Clare. Using the proficiency score averages, the average test scores for Mount Clare, IL schools is n/a. The average student to teacher ratio is n/a. In Mount Clare, IL, an average of 77.3% of students have completed 8th grade and an average of 77.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Worden, IL | 875 | 57% | 18.8% |
| Alhambra, IL | 676 | 55% | 14.6% |
| Carlinville, IL | 5,645 | 45% | 7.0% |
| Sorento, IL | 499 | 37% | 22.9% |
| Shipman, IL | 616 | 37% | 22.9% |
| Mount Clare, IL | 370 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Willow River, MN | 370 | 50% | 3.1% |
| Royal, IL | 370 | 65% | 35.4% |
| Whittemore, MI | 370 | 30% | 37.5% |
| Naknek, AK | 370 | 24% | 50.5% |
| Oneida, KY | 370 | 52% | 8.9% |
| Mount Clare, IL | 370 | n/a |
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