| Index | Spencer | New York | National |
| Average Test Scores | 72% | 56% | 48% |
| Student/Teacher ratio | n/a | n/a | 16:1 |
| Total public schools | n/a | 4,060 | 79,221 |
| Total private schools | n/a | 1,092 | 24,874 |
| Total post-secondary schools | n/a | 483 | 7,963 |
| Index | Spencer | New York | National |
| Completed 8th grade | 84.6% | 83.5% | 84.3% |
| Completed high school | 83.7% | 82.1% | 83.0% |
| Completed some college | 51.0% | 59.5% | 59.4% |
| Completed associate degree | 30.3% | 43.4% | 38.5% |
| Completed bachelors | 20.5% | 34.7% | 30.3% |
| Completed masters | 8.2% | 15.1% | 11.5% |
| Completed professional degree | 1.9% | 4.2% | 3.3% |
| Completed doctorate | 0.5% | 1.5% | 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, NY schools is 72%. The average student to teacher ratio is n/a. In Spencer, NY, an average of 84.6% of students have completed 8th grade and an average of 83.7% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Owego, NY | 3,850 | 68% | 41.0% |
| Waverly, NY | 4,140 | 55% | 15.3% |
| Odessa, NY | 542 | 53% | 10.9% |
| Newfield Hamlet, NY | 759 | 51% | 6.9% |
| Van Etten, NY | 629 | 45% | 7.3% |
| Spencer, NY | 761 | 72% | 49.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Copake Lake, NY | 761 | 42% | 13.5% |
| Challis, ID | 761 | 20% | 58.9% |
| Manokotak, AK | 761 | 11% | 77.1% |
| Jamestown, PA | 761 | 56% | 16.1% |
| Wonewoc, WI | 761 | 36% | 24.3% |
| Spencer, NY | 761 | 72% | 49.0% |
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