| Index | Holbrook | 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 | Holbrook | Nebraska | National |
| Completed 8th grade | 83.4% | 88.4% | 84.3% |
| Completed high school | 82.8% | 87.2% | 83.0% |
| Completed some college | 45.5% | 63.7% | 59.4% |
| Completed associate degree | 23.4% | 40.1% | 38.5% |
| Completed bachelors | 4.8% | 30.0% | 30.3% |
| Completed masters | 0.7% | 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 Holbrook. Using the proficiency score averages, the average test scores for Holbrook, NE schools is n/a. The average student to teacher ratio is n/a. In Holbrook, NE, an average of 83.4% of students have completed 8th grade and an average of 82.8% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Cambridge, NE | 1,285 | 60% | 24.7% |
| Arapahoe, NE | 1,242 | 48% | 0.5% |
| Holbrook, NE | 203 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Lake Leelanau, MI | 203 | 30% | 37.5% |
| Cainsville, MO | 203 | 35% | 27.1% |
| Garden Grove, IA | 203 | 70% | 45.8% |
| Pembine, WI | 203 | 43% | 11.5% |
| Cody, NE | 204 | 55% | 14.6% |
| Holbrook, NE | 203 | n/a |
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