| Index | Lyon | Mississippi | National |
| Average Test Scores | 27% | 40% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 893 | 79,221 |
| Total private schools | n/a | 206 | 24,874 |
| Total post-secondary schools | n/a | 68 | 7,963 |
| Index | Lyon | Mississippi | National |
| Completed 8th grade | 92.8% | 78.6% | 84.3% |
| Completed high school | 91.7% | 76.7% | 83.0% |
| Completed some college | 79.9% | 52.5% | 59.4% |
| Completed associate degree | 49.6% | 29.8% | 38.5% |
| Completed bachelors | 44.7% | 21.0% | 30.3% |
| Completed masters | 19.7% | 7.9% | 11.5% |
| Completed professional degree | 0.0% | 2.2% | 3.3% |
| Completed doctorate | 0.0% | 0.9% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lyon. Using the proficiency score averages, the average test scores for Lyon, MS schools is 27%. The average student to teacher ratio is n/a. In Lyon, MS, an average of 92.8% of students have completed 8th grade and an average of 91.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lambert, MS | 1,159 | 52% | 8.3% |
| Jonestown, MS | 968 | 22% | 54.2% |
| Friars Point, MS | 1,269 | 22% | 54.2% |
| Clarksdale, MS | 15,342 | 21% | 56.1% |
| Duncan, MS | 320 | 17% | 64.6% |
| Lyon, MS | 439 | 27% | 43.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Miami, TX | 439 | 47% | 2.1% |
| Farnhamville, IA | 439 | 72% | 50.0% |
| Douglassville, PA | 439 | 54% | 12.0% |
| Varnado, LA | 439 | 42% | 12.5% |
| Claflin, KS | 439 | 30% | 37.5% |
| Lyon, MS | 439 | 27% | 43.8% |
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