| Index | Spencer | Massachusetts | National |
| Average Test Scores | 38% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 6 | 1,167 | 79,221 |
| Total private schools | n/a | 508 | 24,874 |
| Total post-secondary schools | n/a | 193 | 7,963 |
| Index | Spencer | Massachusetts | National |
| Completed 8th grade | 80.1% | 88.3% | 84.3% |
| Completed high school | 79.0% | 87.2% | 83.0% |
| Completed some college | 40.7% | 65.0% | 59.4% |
| Completed associate degree | 20.9% | 49.0% | 38.5% |
| Completed bachelors | 13.5% | 41.2% | 30.3% |
| Completed masters | 3.4% | 18.2% | 11.5% |
| Completed professional degree | 0.9% | 5.4% | 3.3% |
| Completed doctorate | 0.4% | 2.6% | 1.3% |
There are a total of 6 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, MA schools is 38%. The average student to teacher ratio is 15:1. In Spencer, MA, an average of 80.1% of students have completed 8th grade and an average of 79.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Rutland, MA | 1,749 | 62% | 29.7% |
| Fiskdale, MA | 3,015 | 61% | 27.8% |
| East Brookfield, MA | 1,273 | 60% | 24.0% |
| Brookfield, MA | 716 | 60% | 24.0% |
| East Douglas, MA | 2,985 | 57% | 19.4% |
| Spencer, MA | 5,810 | 38% | 20.8% |
| City | Population | Avg. Test Scores | National Avg. |
| Sylvester, GA | 5,809 | 33% | 31.8% |
| Hilton, NY | 5,811 | 62% | 28.5% |
| Monroeville, AL | 5,812 | 27% | 44.8% |
| Mays Landing, NJ | 5,805 | 37% | 22.7% |
| Monticello, IL | 5,815 | 46% | 3.8% |
| Spencer, MA | 5,810 | 38% | 20.8% |
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