| Index | Lancaster | Minnesota | National |
| Average Test Scores | 65% | 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 | Lancaster | Minnesota | National |
| Completed 8th grade | 88.6% | 90.5% | 84.3% |
| Completed high school | 87.1% | 89.5% | 83.0% |
| Completed some college | 52.5% | 66.9% | 59.4% |
| Completed associate degree | 27.8% | 45.2% | 38.5% |
| Completed bachelors | 20.9% | 34.2% | 30.3% |
| Completed masters | 2.7% | 11.5% | 11.5% |
| Completed professional degree | 0.4% | 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 Lancaster. Using the proficiency score averages, the average test scores for Lancaster, MN schools is 65%. The average student to teacher ratio is n/a. In Lancaster, MN, an average of 88.6% of students have completed 8th grade and an average of 87.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Hallock, MN | 906 | 69% | 43.8% |
| Lancaster, MN | 425 | 65% | 35.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Ashby, MN | 425 | 55% | 15.1% |
| Hector, AR | 425 | 41% | 15.1% |
| Greeley Center, NE | 425 | 40% | 16.7% |
| Kwigillingok, AK | 425 | 5% | 89.6% |
| Goldonna, LA | 425 | 60% | 24.0% |
| Lancaster, MN | 425 | 65% | 35.4% |
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