| Index | Cook | Nebraska | National |
| Average Test Scores | 47% | 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 | Cook | Nebraska | National |
| Completed 8th grade | 83.9% | 88.4% | 84.3% |
| Completed high school | 83.0% | 87.2% | 83.0% |
| Completed some college | 51.1% | 63.7% | 59.4% |
| Completed associate degree | 38.6% | 40.1% | 38.5% |
| Completed bachelors | 25.1% | 30.0% | 30.3% |
| Completed masters | 4.9% | 9.9% | 11.5% |
| Completed professional degree | 0.9% | 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 Cook. Using the proficiency score averages, the average test scores for Cook, NE schools is 47%. The average student to teacher ratio is n/a. In Cook, NE, an average of 83.9% of students have completed 8th grade and an average of 83.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Johnson, NE | 242 | 68% | 42.2% |
| Syracuse, NE | 2,043 | 67% | 39.9% |
| Sterling, NE | 502 | 58% | 19.8% |
| Palmyra, NE | 670 | 57% | 18.8% |
| Tecumseh, NE | 1,818 | 45% | 6.3% |
| Cook, NE | 356 | 47% | 2.1% |
| City | Population | Avg. Test Scores | National Avg. |
| Cottontown, TN | 356 | 62% | 29.2% |
| Ellicottville, NY | 356 | 68% | 42.2% |
| Angie, LA | 356 | 67% | 39.6% |
| Kingston, MI | 356 | 52% | 8.3% |
| Paint Rock, TX | 356 | 32% | 33.3% |
| Cook, NE | 356 | 47% | 2.1% |
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