| Index | Spencer | Nebraska | National |
| Average Test Scores | 45% | 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 | Spencer | Nebraska | National |
| Completed 8th grade | 95.6% | 88.4% | 84.3% |
| Completed high school | 95.6% | 87.2% | 83.0% |
| Completed some college | 58.9% | 63.7% | 59.4% |
| Completed associate degree | 41.1% | 40.1% | 38.5% |
| Completed bachelors | 32.8% | 30.0% | 30.3% |
| Completed masters | 8.5% | 9.9% | 11.5% |
| Completed professional degree | 1.5% | 2.9% | 3.3% |
| Completed doctorate | 0.6% | 1.2% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Spencer. Using the proficiency score averages, the average test scores for Spencer, NE schools is 45%. The average student to teacher ratio is n/a. In Spencer, NE, an average of 95.6% of students have completed 8th grade and an average of 95.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Lynch, NE | 211 | 50% | 4.2% |
| Butte, NE | 362 | 45% | 6.3% |
| Bonesteel, SD | 396 | 40% | 16.7% |
| Marty, SD | 272 | 5% | 89.6% |
| Spencer, NE | 353 | 45% | 6.8% |
| City | Population | Avg. Test Scores | National Avg. |
| St. Michael, AK | 353 | 13% | 74.0% |
| Summit, SD | 353 | 47% | 1.6% |
| Broadlands, IL | 353 | 20% | 58.3% |
| Buffalo, KS | 353 | 17% | 64.6% |
| Odum, GA | 352 | 60% | 24.0% |
| Spencer, NE | 353 | 45% | 6.8% |
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