| Index | Manchester | 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 | Manchester | Illinois | National |
| Completed 8th grade | 89.5% | 86.2% | 84.3% |
| Completed high school | 89.5% | 84.7% | 83.0% |
| Completed some college | 42.9% | 61.8% | 59.4% |
| Completed associate degree | 15.5% | 40.7% | 38.5% |
| Completed bachelors | 9.6% | 32.9% | 30.3% |
| Completed masters | 0.9% | 12.7% | 11.5% |
| Completed professional degree | 0.0% | 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 Manchester. Using the proficiency score averages, the average test scores for Manchester, IL schools is n/a. The average student to teacher ratio is n/a. In Manchester, IL, an average of 89.5% of students have completed 8th grade and an average of 89.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Greenfield, IL | 1,481 | 36% | 25.0% |
| Murrayville, IL | 582 | 32% | 33.3% |
| Roodhouse, IL | 1,656 | 32% | 34.4% |
| Winchester, IL | 1,717 | 31% | 34.9% |
| South Jacksonville, IL | 3,132 | 25% | 49.0% |
| Manchester, IL | 220 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Irwin, ID | 220 | 65% | 35.4% |
| Coffman Cove, AK | 220 | 50% | 4.2% |
| Elim, AK | 220 | 10% | 79.2% |
| Dwight, NE | 220 | 50% | 4.2% |
| Alsea, OR | 220 | 25% | 49.0% |
| Manchester, IL | 220 | n/a |
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