| Index | Milton Mills | New Hampshire | National |
| Average Test Scores | n/a | 52% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 234 | 79,221 |
| Total private schools | n/a | 144 | 24,874 |
| Total post-secondary schools | n/a | 40 | 7,963 |

| Index | Milton Mills | New Hampshire | National |
| Completed 8th grade | 72.6% | 89.5% | 84.3% |
| Completed high school | 72.6% | 88.4% | 83.0% |
| Completed some college | 68.9% | 64.2% | 59.4% |
| Completed associate degree | 53.2% | 45.3% | 38.5% |
| Completed bachelors | 20.0% | 35.5% | 30.3% |
| Completed masters | 3.7% | 13.4% | 11.5% |
| Completed professional degree | 3.7% | 3.3% | 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 Milton Mills. Using the proficiency score averages, the average test scores for Milton Mills, NH schools is n/a. The average student to teacher ratio is n/a. In Milton Mills, NH, an average of 72.6% of students have completed 8th grade and an average of 72.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rochester, NH | 31,988 | 52% | 8.8% |
| Wolfeboro, NH | 3,475 | 49% | 1.6% |
| Alfred, ME | 1,030 | 47% | 2.1% |
| Sanbornville, NH | 808 | 46% | 5.2% |
| North Berwick, ME | 1,778 | 46% | 5.2% |
| Milton Mills, NH | 224 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Climax, MN | 224 | 40% | 17.2% |
| Coffman Cove, AK | 224 | 50% | 4.2% |
| Jeddito, AZ | 225 | 10% | 79.2% |
| Old Harbor, AK | 223 | 50% | 4.2% |
| Climax Springs, MO | 223 | 33% | 32.3% |
| Milton Mills, NH | 224 | n/a |