| Index | Lewis | Kansas | National |
| Average Test Scores | 40% | 35% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 970 | 79,221 |
| Total private schools | n/a | 190 | 24,874 |
| Total post-secondary schools | n/a | 86 | 7,963 |
| Index | Lewis | Kansas | National |
| Completed 8th grade | 75.1% | 87.4% | 84.3% |
| Completed high school | 74.4% | 86.1% | 83.0% |
| Completed some college | 44.5% | 63.7% | 59.4% |
| Completed associate degree | 15.3% | 39.8% | 38.5% |
| Completed bachelors | 11.7% | 31.6% | 30.3% |
| Completed masters | 2.8% | 11.4% | 11.5% |
| Completed professional degree | 0.0% | 3.0% | 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 Lewis. Using the proficiency score averages, the average test scores for Lewis, KS schools is 40%. The average student to teacher ratio is n/a. In Lewis, KS, an average of 75.1% of students have completed 8th grade and an average of 74.4% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Kinsley, KS | 1,467 | 20% | 59.4% |
| Lewis, KS | 445 | 40% | 16.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Hale, MO | 445 | 69% | 43.2% |
| Laketon, IN | 445 | 48% | 1.0% |
| Broadus, MT | 445 | 41% | 15.3% |
| Willow Lake, SD | 445 | 50% | 4.2% |
| Fort Thomas, AZ | 445 | 21% | 57.3% |
| Lewis, KS | 445 | 40% | 16.7% |
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