| Index | Brussels | Illinois | National |
| Average Test Scores | 35% | 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 | Brussels | Illinois | National |
| Completed 8th grade | 78.4% | 86.2% | 84.3% |
| Completed high school | 75.3% | 84.7% | 83.0% |
| Completed some college | 44.3% | 61.8% | 59.4% |
| Completed associate degree | 12.4% | 40.7% | 38.5% |
| Completed bachelors | 8.2% | 32.9% | 30.3% |
| Completed masters | 3.1% | 12.7% | 11.5% |
| Completed professional degree | 1.0% | 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 Brussels. Using the proficiency score averages, the average test scores for Brussels, IL schools is 35%. The average student to teacher ratio is n/a. In Brussels, IL, an average of 78.4% of students have completed 8th grade and an average of 75.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Dardenne Prairie, MO | 13,385 | 73% | 51.0% |
| Lake St. Louis, MO | 16,357 | 71% | 48.4% |
| Cottleville, MO | 5,439 | 69% | 43.1% |
| Grafton, IL | 672 | 65% | 35.4% |
| St. Peters, MO | 57,536 | 63% | 31.5% |
| Brussels, IL | 113 | 35% | 27.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Corona, NM | 113 | 58% | 19.8% |
| Whitewater, MT | 112 | 50% | 4.2% |
| Mount Erie, IL | 114 | 40% | 16.7% |
| Bartlett, NE | 114 | 45% | 6.3% |
| New Cambria, MO | 114 | 44% | 8.9% |
| Brussels, IL | 113 | 35% | 27.1% |
Here are the best places to live in Illinois
Top 10 cities in Illinois with the best education system
Check out the 10 safest cities in Illinois
Top 10 best public schools in Brussels