| Index | Coffeen | Illinois | National |
| Average Test Scores | 25% | 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 | Coffeen | Illinois | National |
| Completed 8th grade | 81.4% | 86.2% | 84.3% |
| Completed high school | 79.1% | 84.7% | 83.0% |
| Completed some college | 43.6% | 61.8% | 59.4% |
| Completed associate degree | 13.1% | 40.7% | 38.5% |
| Completed bachelors | 4.0% | 32.9% | 30.3% |
| Completed masters | 0.5% | 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 Coffeen. Using the proficiency score averages, the average test scores for Coffeen, IL schools is 25%. The average student to teacher ratio is n/a. In Coffeen, IL, an average of 81.4% of students have completed 8th grade and an average of 79.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Nokomis, IL | 2,213 | 43% | 9.9% |
| Sorento, IL | 499 | 37% | 22.9% |
| Ramsey, IL | 871 | 36% | 25.5% |
| Greenville, IL | 6,725 | 36% | 26.0% |
| Hillsboro, IL | 6,177 | 33% | 30.6% |
| Coffeen, IL | 640 | 25% | 47.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Whitesville, KY | 640 | 52% | 8.3% |
| West Point, CA | 640 | 30% | 37.5% |
| New London, NC | 640 | 41% | 14.6% |
| Fordsville, KY | 640 | 50% | 3.1% |
| Weir, MS | 640 | 37% | 22.9% |
| Coffeen, IL | 640 | 25% | 47.9% |
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