| Index | Lewiston | Nebraska | National |
| Average Test Scores | 48% | 53% | 48% |
| Student/Teacher ratio | n/a | 13:1 | 16:1 |
| Total public schools | n/a | 780 | 79,221 |
| Total private schools | n/a | 182 | 24,874 |
| Total post-secondary schools | n/a | 56 | 7,963 |
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| Index | Lewiston | Nebraska | National |
| Completed 8th grade | 100.0% | 88.4% | 84.3% |
| Completed high school | 97.4% | 87.2% | 83.0% |
| Completed some college | 57.9% | 63.7% | 59.4% |
| Completed associate degree | 44.7% | 40.1% | 38.5% |
| Completed bachelors | 31.6% | 30.0% | 30.3% |
| Completed masters | 10.5% | 9.9% | 11.5% |
| Completed professional degree | 5.3% | 2.9% | 3.3% |
| Completed doctorate | 0.0% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Lewiston. Using the proficiency score averages, the average test scores for Lewiston, NE schools is 48%. The average student to teacher ratio is n/a. In Lewiston, NE, an average of 100.0% of students have completed 8th grade and an average of 97.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Adams, NE | 556 | 62% | 29.2% |
| Tecumseh, NE | 1,818 | 45% | 6.3% |
| Pawnee City, NE | 976 | 42% | 12.0% |
| Wymore, NE | 1,385 | 42% | 12.5% |
| Blue Springs, NE | 269 | 37% | 22.9% |
| Lewiston, NE | 40 | 48% | 1.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Addy, WA | 40 | 45% | 6.3% |
| California Hot Springs, CA | 40 | 50% | 4.2% |
| Levelock, AK | 40 | 20% | 58.3% |
| Unity, OR | 39 | 50% | 4.2% |
| Tatitlek, AK | 41 | 50% | 4.2% |
| Lewiston, NE | 40 | 48% | 1.0% |
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