| Index | Millington | Maryland | National |
| Average Test Scores | n/a | 40% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 1,163 | 79,221 |
| Total private schools | n/a | 674 | 24,874 |
| Total post-secondary schools | n/a | 112 | 7,963 |


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| Index | Millington | Maryland | National |
| Completed 8th grade | 78.0% | 87.5% | 84.3% |
| Completed high school | 75.9% | 86.5% | 83.0% |
| Completed some college | 34.0% | 64.2% | 59.4% |
| Completed associate degree | 17.0% | 44.8% | 38.5% |
| Completed bachelors | 11.5% | 38.4% | 30.3% |
| Completed masters | 3.6% | 17.7% | 11.5% |
| Completed professional degree | 0.6% | 5.5% | 3.3% |
| Completed doctorate | 0.0% | 2.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Millington. Using the proficiency score averages, the average test scores for Millington, MD schools is n/a. The average student to teacher ratio is n/a. In Millington, MD, an average of 78.0% of students have completed 8th grade and an average of 75.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Hartly, DE | 167 | 62% | 29.2% |
| Townsend, DE | 2,546 | 60% | 25.0% |
| Centreville, MD | 4,829 | 60% | 24.0% |
| Church Hill, MD | 866 | 57% | 18.8% |
| Odessa, DE | 352 | 56% | 16.7% |
| Millington, MD | 610 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Downs, KS | 610 | 45% | 7.3% |
| Stuart, NE | 610 | 63% | 30.2% |
| Brooksville, KY | 609 | 46% | 5.2% |
| Heart Butte, MT | 609 | 27% | 44.4% |
| Buffalo Gap, TX | 609 | 67% | 39.6% |
| Millington, MD | 610 | n/a |