| Index | Fillmore | 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 | Fillmore | Illinois | National |
| Completed 8th grade | 84.1% | 86.2% | 84.3% |
| Completed high school | 80.4% | 84.7% | 83.0% |
| Completed some college | 38.4% | 61.8% | 59.4% |
| Completed associate degree | 14.7% | 40.7% | 38.5% |
| Completed bachelors | 6.9% | 32.9% | 30.3% |
| Completed masters | 3.7% | 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 Fillmore. Using the proficiency score averages, the average test scores for Fillmore, IL schools is n/a. The average student to teacher ratio is n/a. In Fillmore, IL, an average of 84.1% of students have completed 8th grade and an average of 80.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Nokomis, IL | 2,213 | 43% | 9.9% |
| Ramsey, IL | 871 | 36% | 25.5% |
| Hillsboro, IL | 6,177 | 33% | 30.6% |
| Vandalia, IL | 6,615 | 27% | 44.4% |
| Coffeen, IL | 640 | 25% | 47.9% |
| Fillmore, IL | 296 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| St. Joe, AR | 296 | 47% | 2.1% |
| Avinger, TX | 296 | 37% | 22.9% |
| Dodson, LA | 296 | 67% | 39.6% |
| Belcher, LA | 296 | 94% | 95.8% |
| Bullhead, SD | 296 | 20% | 58.3% |
| Fillmore, IL | 296 | n/a |
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