| Index | Poplarville | Mississippi | National |
| Average Test Scores | 49% | 40% | 48% |
| Student/Teacher ratio | 16:1 | 16:1 | 16:1 |
| Total public schools | 6 | 893 | 79,221 |
| Total private schools | n/a | 206 | 24,874 |
| Total post-secondary schools | n/a | 68 | 7,963 |
| Index | Poplarville | Mississippi | National |
| Completed 8th grade | 86.1% | 78.6% | 84.3% |
| Completed high school | 83.7% | 76.7% | 83.0% |
| Completed some college | 70.2% | 52.5% | 59.4% |
| Completed associate degree | 39.7% | 29.8% | 38.5% |
| Completed bachelors | 22.9% | 21.0% | 30.3% |
| Completed masters | 8.6% | 7.9% | 11.5% |
| Completed professional degree | 2.1% | 2.2% | 3.3% |
| Completed doctorate | 1.8% | 0.9% | 1.3% |
There are a total of 6 public schools, n/a private schools and n/a post-secondary schools in Poplarville. Using the proficiency score averages, the average test scores for Poplarville, MS schools is 49%. The average student to teacher ratio is 16:1. In Poplarville, MS, an average of 86.1% of students have completed 8th grade and an average of 83.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lumberton, MS | 1,664 | 38% | 21.4% |
| Poplarville, MS | 2,899 | 49% | 2.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Sale Creek, TN | 2,899 | 48% | 0.5% |
| Onalaska, TX | 2,898 | 54% | 12.5% |
| Stamford, TX | 2,898 | 46% | 5.2% |
| Port Richey, FL | 2,900 | 51% | 6.8% |
| Northwest Harwinton, CT | 2,897 | 77% | 60.4% |
| Poplarville, MS | 2,899 | 49% | 2.8% |
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