| Index | Cahokia | Illinois | National |
| Average Test Scores | 7% | 33% | 48% |
| Student/Teacher ratio | 20:1 | 18:1 | 16:1 |
| Total public schools | 9 | 3,938 | 79,221 |
| Total private schools | 1 | 1,438 | 24,874 |
| Total post-secondary schools | n/a | 306 | 7,963 |
| Index | Cahokia | Illinois | National |
| Completed 8th grade | 73.5% | 86.2% | 84.3% |
| Completed high school | 72.5% | 84.7% | 83.0% |
| Completed some college | 38.9% | 61.8% | 59.4% |
| Completed associate degree | 13.5% | 40.7% | 38.5% |
| Completed bachelors | 7.6% | 32.9% | 30.3% |
| Completed masters | 1.8% | 12.7% | 11.5% |
| Completed professional degree | 0.5% | 3.4% | 3.3% |
| Completed doctorate | 0.2% | 1.2% | 1.3% |
There are a total of 9 public schools, 1 private schools and n/a post-secondary schools in Cahokia. Using the proficiency score averages, the average test scores for Cahokia, IL schools is 7%. The average student to teacher ratio is 20:1. In Cahokia, IL, an average of 73.5% of students have completed 8th grade and an average of 72.5% 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% |
| Kirkwood, MO | 27,772 | 69% | 43.1% |
| Maryville, IL | 7,962 | 65% | 34.4% |
| Cahokia, IL | 14,035 | 7% | 86.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Lewisville, NC | 14,030 | 72% | 50.0% |
| Miami Springs, FL | 14,041 | 61% | 27.8% |
| Dumas, TX | 14,042 | 44% | 8.5% |
| Chicago Ridge, IL | 14,028 | 19% | 61.1% |
| Hammonton, NJ | 14,046 | 49% | 1.4% |
| Cahokia, IL | 14,035 | 7% | 86.0% |
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