| Index | McLain | Mississippi | National |
| Average Test Scores | 42% | 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 | McLain | Mississippi | National |
| Completed 8th grade | 55.1% | 78.6% | 84.3% |
| Completed high school | 53.3% | 76.7% | 83.0% |
| Completed some college | 30.7% | 52.5% | 59.4% |
| Completed associate degree | 11.3% | 29.8% | 38.5% |
| Completed bachelors | 8.8% | 21.0% | 30.3% |
| Completed masters | 4.0% | 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 McLain. Using the proficiency score averages, the average test scores for McLain, MS schools is 42%. The average student to teacher ratio is n/a. In McLain, MS, an average of 55.1% of students have completed 8th grade and an average of 53.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Beaumont, MS | 935 | 45% | 7.3% |
| Lucedale, MS | 3,094 | 40% | 17.6% |
| New Augusta, MS | 461 | 32% | 32.8% |
| McLain, MS | 331 | 42% | 12.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Wheatland, MO | 331 | 40% | 17.7% |
| Whiteface, TX | 331 | 45% | 7.3% |
| Parrottsville, TN | 331 | 32% | 33.3% |
| Hardesty, OK | 331 | 18% | 63.5% |
| Richland Springs, TX | 330 | 32% | 33.3% |
| McLain, MS | 331 | 42% | 12.5% |
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