| Index | Centreville | Illinois | National |
| Average Test Scores | 15% | 33% | 48% |
| Student/Teacher ratio | 21:1 | 18:1 | 16:1 |
| Total public schools | 1 | 3,938 | 79,221 |
| Total private schools | n/a | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |


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| Index | Centreville | Illinois | National |
| Completed 8th grade | 78.2% | 86.2% | 84.3% |
| Completed high school | 76.4% | 84.7% | 83.0% |
| Completed some college | 42.0% | 61.8% | 59.4% |
| Completed associate degree | 16.4% | 40.7% | 38.5% |
| Completed bachelors | 9.7% | 32.9% | 30.3% |
| Completed masters | 3.4% | 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 1 public schools, n/a private schools and n/a post-secondary schools in Centreville. Using the proficiency score averages, the average test scores for Centreville, IL schools is 15%. The average student to teacher ratio is 21:1. In Centreville, IL, an average of 78.2% of students have completed 8th grade and an average of 76.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Clayton, MO | 16,763 | 73% | 52.7% |
| Brentwood, MO | 7,986 | 70% | 45.6% |
| Olivette, MO | 7,837 | 70% | 44.8% |
| Maryville, IL | 7,962 | 65% | 34.4% |
| Webster Groves, MO | 22,906 | 64% | 32.8% |
| Centreville, IL | 4,946 | 15% | 68.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Lakeport, CA | 4,947 | 37% | 22.0% |
| Imperial, MO | 4,947 | 51% | 6.6% |
| Cochran, GA | 4,945 | 44% | 7.6% |
| Raeford, NC | 4,943 | 40% | 16.5% |
| Madisonville, TN | 4,950 | 30% | 37.5% |
| Centreville, IL | 4,946 | 15% | 68.8% |