| Index | Brimfield | Illinois | National |
| Average Test Scores | 50% | 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 | Brimfield | Illinois | National |
| Completed 8th grade | 87.6% | 86.2% | 84.3% |
| Completed high school | 86.3% | 84.7% | 83.0% |
| Completed some college | 62.5% | 61.8% | 59.4% |
| Completed associate degree | 34.9% | 40.7% | 38.5% |
| Completed bachelors | 24.5% | 32.9% | 30.3% |
| Completed masters | 7.9% | 12.7% | 11.5% |
| Completed professional degree | 1.0% | 3.4% | 3.3% |
| Completed doctorate | 0.5% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Brimfield. Using the proficiency score averages, the average test scores for Brimfield, IL schools is 50%. The average student to teacher ratio is n/a. In Brimfield, IL, an average of 87.6% of students have completed 8th grade and an average of 86.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Dunlap, IL | 1,144 | 63% | 32.1% |
| Elmwood, IL | 2,575 | 51% | 5.9% |
| Princeville, IL | 1,741 | 47% | 3.1% |
| Williamsfield, IL | 526 | 44% | 8.3% |
| Bartonville, IL | 6,331 | 36% | 26.0% |
| Brimfield, IL | 829 | 50% | 4.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Castine, ME | 829 | 75% | 56.3% |
| Teec Nos Pos, AZ | 829 | 30% | 36.8% |
| Belmont, NY | 829 | 51% | 6.3% |
| Wadley, AL | 829 | 32% | 34.4% |
| Madrid, NY | 829 | 42% | 12.5% |
| Brimfield, IL | 829 | 50% | 4.7% |