| Index | Plymouth | Massachusetts | National |
| Average Test Scores | 52% | 52% | 48% |
| Student/Teacher ratio | 15:1 | 14:1 | 16:1 |
| Total public schools | 15 | 1,167 | 79,221 |
| Total private schools | 6 | 508 | 24,874 |
| Total post-secondary schools | 1 | 193 | 7,963 |
| Index | Plymouth | Massachusetts | National |
| Completed 8th grade | 90.8% | 88.3% | 84.3% |
| Completed high school | 88.3% | 87.2% | 83.0% |
| Completed some college | 55.1% | 65.0% | 59.4% |
| Completed associate degree | 32.0% | 49.0% | 38.5% |
| Completed bachelors | 24.6% | 41.2% | 30.3% |
| Completed masters | 7.8% | 18.2% | 11.5% |
| Completed professional degree | 2.1% | 5.4% | 3.3% |
| Completed doctorate | 0.3% | 2.6% | 1.3% |
There are a total of 15 public schools, 6 private schools and 1 post-secondary schools in Plymouth. Using the proficiency score averages, the average test scores for Plymouth, MA schools is 52%. The average student to teacher ratio is 15:1. In Plymouth, MA, an average of 90.8% of students have completed 8th grade and an average of 88.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Duxbury, MA | 1,723 | 75% | 55.6% |
| Marshfield, MA | 5,190 | 74% | 54.3% |
| North Pembroke, MA | 4,159 | 71% | 46.9% |
| Kingston, MA | 6,750 | 61% | 27.4% |
| Abington, MA | 16,557 | 57% | 19.1% |
| Plymouth, MA | 6,949 | 52% | 9.0% |
| City | Population | Avg. Test Scores | National Avg. |
| Selma, NC | 6,950 | 18% | 63.5% |
| Huntingdon, PA | 6,950 | 42% | 12.8% |
| Marshall, MI | 6,947 | 42% | 12.8% |
| Oakdale, NY | 6,947 | 61% | 27.1% |
| Batesville, IN | 6,945 | 62% | 29.5% |
| Plymouth, MA | 6,949 | 52% | 9.0% |
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