| Index | Marshfield | Massachusetts | National |
| Average Test Scores | 74% | 52% | 48% |
| Student/Teacher ratio | 14:1 | 14:1 | 16:1 |
| Total public schools | 7 | 1,167 | 79,221 |
| Total private schools | n/a | 508 | 24,874 |
| Total post-secondary schools | n/a | 193 | 7,963 |
| Index | Marshfield | Massachusetts | National |
| Completed 8th grade | 93.7% | 88.3% | 84.3% |
| Completed high school | 93.5% | 87.2% | 83.0% |
| Completed some college | 77.4% | 65.0% | 59.4% |
| Completed associate degree | 54.2% | 49.0% | 38.5% |
| Completed bachelors | 45.6% | 41.2% | 30.3% |
| Completed masters | 11.6% | 18.2% | 11.5% |
| Completed professional degree | 3.1% | 5.4% | 3.3% |
| Completed doctorate | 1.1% | 2.6% | 1.3% |
There are a total of 7 public schools, n/a private schools and n/a post-secondary schools in Marshfield. Using the proficiency score averages, the average test scores for Marshfield, MA schools is 74%. The average student to teacher ratio is 14:1. In Marshfield, MA, an average of 93.7% of students have completed 8th grade and an average of 93.5% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Hingham, MA | 5,837 | 79% | 65.5% |
| Duxbury, MA | 1,723 | 75% | 55.6% |
| Scituate, MA | 5,905 | 74% | 54.9% |
| North Pembroke, MA | 4,159 | 71% | 46.9% |
| Bridgewater, MA | 8,544 | 62% | 28.1% |
| Marshfield, MA | 5,190 | 74% | 54.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Springfield, MI | 5,188 | 22% | 55.2% |
| Williamsville, NY | 5,194 | 74% | 54.5% |
| LaBelle, FL | 5,186 | 48% | 0.7% |
| Ward, AR | 5,195 | 63% | 31.3% |
| Elmsford, NY | 5,197 | 49% | 1.6% |
| Marshfield, MA | 5,190 | 74% | 54.3% |
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