| 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 | 17,205 | 73% | 52.7% |
| Brentwood, MO | 8,283 | 70% | 45.6% |
| Olivette, MO | 8,079 | 70% | 44.8% |
| Maryville, IL | 8,220 | 65% | 34.4% |
| Webster Groves, MO | 23,373 | 64% | 32.8% |
| Centreville, IL | 5,098 | 15% | 68.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Richland Center, WI | 5,098 | 34% | 28.8% |
| Adairsville, GA | 5,097 | 42% | 11.8% |
| Salem, MO | 5,099 | 40% | 15.9% |
| East Moriches, NY | 5,096 | 63% | 31.8% |
| Dripping Springs, TX | 5,096 | 62% | 29.2% |
| Centreville, IL | 5,098 | 15% | 68.8% |
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