| Index | Sidney | Nebraska | National |
| Average Test Scores | 56% | 53% | 48% |
| Student/Teacher ratio | 13:1 | 13:1 | 16:1 |
| Total public schools | 8 | 780 | 79,221 |
| Total private schools | n/a | 182 | 24,874 |
| Total post-secondary schools | n/a | 56 | 7,963 |
| Index | Sidney | Nebraska | National |
| Completed 8th grade | 90.7% | 88.4% | 84.3% |
| Completed high school | 89.0% | 87.2% | 83.0% |
| Completed some college | 65.5% | 63.7% | 59.4% |
| Completed associate degree | 37.5% | 40.1% | 38.5% |
| Completed bachelors | 26.9% | 30.0% | 30.3% |
| Completed masters | 6.7% | 9.9% | 11.5% |
| Completed professional degree | 1.4% | 2.9% | 3.3% |
| Completed doctorate | 0.5% | 1.2% | 1.3% |
There are a total of 8 public schools, n/a private schools and n/a post-secondary schools in Sidney. Using the proficiency score averages, the average test scores for Sidney, NE schools is 56%. The average student to teacher ratio is 13:1. In Sidney, NE, an average of 90.7% of students have completed 8th grade and an average of 89.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Gurley, NE | 266 | 62% | 29.2% |
| Peetz, CO | 256 | 38% | 21.9% |
| Sidney, NE | 6,451 | 56% | 17.4% |
| City | Population | Avg. Test Scores | National Avg. |
| Bronxville, NY | 6,450 | 88% | 82.3% |
| Plattsmouth, NE | 6,453 | 49% | 2.4% |
| Keene, TX | 6,456 | 37% | 22.2% |
| Wharton, NJ | 6,458 | 55% | 13.5% |
| North Riverside, IL | 6,460 | 39% | 18.8% |
| Sidney, NE | 6,451 | 56% | 17.4% |
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