| Index | Lemay | Missouri | National |
| Average Test Scores | 42% | 44% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 3 | 1,899 | 79,221 |
| Total private schools | n/a | 531 | 24,874 |
| Total post-secondary schools | n/a | 213 | 7,963 |
| Index | Lemay | Missouri | National |
| Completed 8th grade | 80.8% | 86.0% | 84.3% |
| Completed high school | 76.8% | 84.2% | 83.0% |
| Completed some college | 44.4% | 57.7% | 59.4% |
| Completed associate degree | 24.6% | 35.2% | 38.5% |
| Completed bachelors | 18.1% | 27.6% | 30.3% |
| Completed masters | 5.2% | 10.4% | 11.5% |
| Completed professional degree | 0.7% | 2.8% | 3.3% |
| Completed doctorate | 0.1% | 1.2% | 1.3% |
There are a total of 3 public schools, n/a private schools and n/a post-secondary schools in Lemay. Using the proficiency score averages, the average test scores for Lemay, MO schools is 42%. The average student to teacher ratio is 15:1. In Lemay, MO, an average of 80.8% of students have completed 8th grade and an average of 76.8% 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% |
| Webster Groves, MO | 22,906 | 64% | 32.8% |
| Lemay, MO | 16,565 | 42% | 12.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Country Club Hills, IL | 16,564 | 16% | 66.9% |
| Mercedes, TX | 16,561 | 40% | 16.4% |
| Republic, MO | 16,571 | 59% | 21.9% |
| Aberdeen, WA | 16,571 | 37% | 23.1% |
| Gainesville, TX | 16,557 | 36% | 26.0% |
| Lemay, MO | 16,565 | 42% | 12.5% |
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