| Index | McCook | Nebraska | National |
| Average Test Scores | 60% | 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 | McCook | Nebraska | National |
| Completed 8th grade | 91.6% | 88.4% | 84.3% |
| Completed high school | 90.5% | 87.2% | 83.0% |
| Completed some college | 60.1% | 63.7% | 59.4% |
| Completed associate degree | 30.8% | 40.1% | 38.5% |
| Completed bachelors | 18.2% | 30.0% | 30.3% |
| Completed masters | 5.7% | 9.9% | 11.5% |
| Completed professional degree | 2.2% | 2.9% | 3.3% |
| Completed doctorate | 0.7% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in McCook. Using the proficiency score averages, the average test scores for McCook, NE schools is 60%. The average student to teacher ratio is n/a. In McCook, NE, an average of 91.6% of students have completed 8th grade and an average of 90.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Culbertson, NE | 497 | 62% | 29.2% |
| Indianola, NE | 499 | 60% | 24.0% |
| McCook, NE | 7,555 | 60% | 24.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Jasper, TX | 7,556 | 37% | 22.3% |
| Escalon, CA | 7,553 | 41% | 14.6% |
| Newport, AR | 7,552 | 34% | 30.2% |
| Corbin, KY | 7,558 | 53% | 10.4% |
| Hartsville, SC | 7,559 | 42% | 12.2% |
| McCook, NE | 7,555 | 60% | 24.2% |
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