| Index | Lewiston | Minnesota | National |
| Average Test Scores | 61% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 16:1 | 16:1 |
| Total public schools | 3 | 2,224 | 79,221 |
| Total private schools | 2 | 477 | 24,874 |
| Total post-secondary schools | n/a | 140 | 7,963 |
| Index | Lewiston | Minnesota | National |
| Completed 8th grade | 88.5% | 90.5% | 84.3% |
| Completed high school | 85.8% | 89.5% | 83.0% |
| Completed some college | 59.5% | 66.9% | 59.4% |
| Completed associate degree | 32.8% | 45.2% | 38.5% |
| Completed bachelors | 20.3% | 34.2% | 30.3% |
| Completed masters | 4.3% | 11.5% | 11.5% |
| Completed professional degree | 1.1% | 3.5% | 3.3% |
| Completed doctorate | 0.3% | 1.4% | 1.3% |
There are a total of 3 public schools, 2 private schools and n/a post-secondary schools in Lewiston. Using the proficiency score averages, the average test scores for Lewiston, MN schools is 61%. The average student to teacher ratio is 15:1. In Lewiston, MN, an average of 88.5% of students have completed 8th grade and an average of 85.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Plainview, MN | 3,292 | 66% | 37.0% |
| St. Charles, MN | 3,749 | 66% | 36.5% |
| Rushford, MN | 1,774 | 56% | 17.4% |
| Altura, MN | 451 | 52% | 8.3% |
| Winona, MN | 26,772 | 46% | 5.0% |
| Lewiston, MN | 1,828 | 61% | 26.6% |
| City | Population | Avg. Test Scores | National Avg. |
| Troy, TN | 1,828 | 37% | 22.9% |
| Baird, TX | 1,828 | 43% | 11.5% |
| Marion, KS | 1,829 | 39% | 19.1% |
| Unionville, MO | 1,827 | 50% | 3.5% |
| Milford, UT | 1,827 | 43% | 9.9% |
| Lewiston, MN | 1,828 | 61% | 26.6% |
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