| Index | Millville | Minnesota | National |
| Average Test Scores | n/a | 52% | 48% |
| Student/Teacher ratio | n/a | 16:1 | 16:1 |
| Total public schools | n/a | 2,224 | 79,221 |
| Total private schools | n/a | 477 | 24,874 |
| Total post-secondary schools | n/a | 140 | 7,963 |
| Index | Millville | Minnesota | National |
| Completed 8th grade | 91.1% | 90.5% | 84.3% |
| Completed high school | 86.3% | 89.5% | 83.0% |
| Completed some college | 43.5% | 66.9% | 59.4% |
| Completed associate degree | 20.2% | 45.2% | 38.5% |
| Completed bachelors | 6.5% | 34.2% | 30.3% |
| Completed masters | 2.4% | 11.5% | 11.5% |
| Completed professional degree | 1.6% | 3.5% | 3.3% |
| Completed doctorate | 0.0% | 1.4% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Millville. Using the proficiency score averages, the average test scores for Millville, MN schools is n/a. The average student to teacher ratio is n/a. In Millville, MN, an average of 91.1% of students have completed 8th grade and an average of 86.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Mazeppa, MN | 935 | 69% | 43.8% |
| Elgin, MN | 1,189 | 68% | 41.1% |
| Plainview, MN | 3,292 | 66% | 37.0% |
| Wabasha, MN | 2,655 | 63% | 31.8% |
| Lake City, MN | 5,050 | 55% | 14.6% |
| Millville, MN | 267 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Kaycee, WY | 267 | 55% | 13.5% |
| Toronto, SD | 267 | 62% | 29.2% |
| Eagle Nest, NM | 267 | 35% | 27.6% |
| Wakonda, SD | 267 | 45% | 7.3% |
| Bonnieville, KY | 267 | 45% | 7.3% |
| Millville, MN | 267 | n/a |
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