| Index | Brighton | Illinois | National |
| Average Test Scores | n/a | 33% | 48% |
| Student/Teacher ratio | 18:1 | 18:1 | 16:1 |
| Total public schools | 2 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Brighton | Illinois | National |
| Completed 8th grade | 89.6% | 86.2% | 84.3% |
| Completed high school | 88.6% | 84.7% | 83.0% |
| Completed some college | 53.4% | 61.8% | 59.4% |
| Completed associate degree | 24.6% | 40.7% | 38.5% |
| Completed bachelors | 12.6% | 32.9% | 30.3% |
| Completed masters | 2.6% | 12.7% | 11.5% |
| Completed professional degree | 0.3% | 3.4% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of 2 public schools, n/a private schools and n/a post-secondary schools in Brighton. Using the proficiency score averages, the average test scores for Brighton, IL schools is n/a. The average student to teacher ratio is 18:1. In Brighton, IL, an average of 89.6% of students have completed 8th grade and an average of 88.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Jerseyville, IL | 7,860 | 40% | 16.0% |
| Shipman, IL | 616 | 37% | 22.9% |
| Medora, IL | 323 | 33% | 32.3% |
| Bethalto, IL | 9,258 | 29% | 40.6% |
| Bunker Hill, IL | 1,468 | 26% | 46.4% |
| Brighton, IL | 2,315 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Petersburg, IN | 2,315 | 38% | 20.1% |
| Custer, SD | 2,314 | 50% | 3.1% |
| Victor, ID | 2,317 | 60% | 25.0% |
| Derry, PA | 2,317 | 64% | 33.3% |
| Phillipsburg, KS | 2,317 | 37% | 22.6% |
| Brighton, IL | 2,315 | n/a |
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