| Index | Harwich Center | Massachusetts | National |
| Average Test Scores | 55% | 52% | 48% |
| Student/Teacher ratio | n/a | 14:1 | 16:1 |
| Total public schools | n/a | 1,167 | 79,221 |
| Total private schools | n/a | 508 | 24,874 |
| Total post-secondary schools | n/a | 193 | 7,963 |

| Index | Harwich Center | Massachusetts | National |
| Completed 8th grade | 95.0% | 88.3% | 84.3% |
| Completed high school | 95.0% | 87.2% | 83.0% |
| Completed some college | 69.1% | 65.0% | 59.4% |
| Completed associate degree | 50.9% | 49.0% | 38.5% |
| Completed bachelors | 43.8% | 41.2% | 30.3% |
| Completed masters | 13.1% | 18.2% | 11.5% |
| Completed professional degree | 3.4% | 5.4% | 3.3% |
| Completed doctorate | 1.2% | 2.6% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Harwich Center. Using the proficiency score averages, the average test scores for Harwich Center, MA schools is 55%. The average student to teacher ratio is n/a. In Harwich Center, MA, an average of 95.0% of students have completed 8th grade and an average of 95.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| North Eastham, MA | 1,811 | 76% | 57.3% |
| Orleans, MA | 1,576 | 65% | 35.4% |
| Brewster, MA | 1,374 | 62% | 29.2% |
| Barnstable Town, MA | 45,771 | 54% | 13.3% |
| Chatham, MA | 1,606 | 53% | 10.4% |
| Harwich Center, MA | 1,431 | 55% | 13.5% |
| City | Population | Avg. Test Scores | National Avg. |
| Kingsford Heights, IN | 1,431 | 57% | 18.8% |
| Charlotte, TX | 1,431 | 39% | 19.1% |
| Gridley, IL | 1,430 | 42% | 13.5% |
| Beggs, OK | 1,432 | 35% | 27.4% |
| Castle Dale, UT | 1,430 | 46% | 4.7% |
| Harwich Center, MA | 1,431 | 55% | 13.5% |