| Index | Mason City | Nebraska | National |
| Average Test Scores | n/a | 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 |
| Index | Mason City | Nebraska | National |
| Completed 8th grade | 87.9% | 88.4% | 84.3% |
| Completed high school | 87.9% | 87.2% | 83.0% |
| Completed some college | 58.0% | 63.7% | 59.4% |
| Completed associate degree | 42.7% | 40.1% | 38.5% |
| Completed bachelors | 30.6% | 30.0% | 30.3% |
| Completed masters | 5.1% | 9.9% | 11.5% |
| Completed professional degree | 0.0% | 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 Mason City. Using the proficiency score averages, the average test scores for Mason City, NE schools is n/a. The average student to teacher ratio is n/a. In Mason City, NE, an average of 87.9% of students have completed 8th grade and an average of 87.9% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Arcadia, NE | 364 | 53% | 9.4% |
| Ansley, NE | 568 | 48% | 1.0% |
| Litchfield, NE | 306 | 45% | 6.3% |
| Mason City, NE | 163 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Westby, MT | 163 | 50% | 4.2% |
| Aquilla, TX | 163 | 60% | 24.0% |
| Yoder, KS | 163 | 30% | 37.5% |
| Dell City, TX | 163 | 20% | 58.3% |
| Shanksville, PA | 162 | 56% | 15.6% |
| Mason City, NE | 163 | n/a |
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