| Index | Brewster | Massachusetts | National |
| Average Test Scores | 62% | 52% | 48% |
| Student/Teacher ratio | 9:1 | 14:1 | 16:1 |
| Total public schools | 2 | 1,167 | 79,221 |
| Total private schools | 2 | 508 | 24,874 |
| Total post-secondary schools | n/a | 193 | 7,963 |


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| Index | Brewster | Massachusetts | National |
| Completed 8th grade | 96.7% | 88.3% | 84.3% |
| Completed high school | 96.7% | 87.2% | 83.0% |
| Completed some college | 85.8% | 65.0% | 59.4% |
| Completed associate degree | 70.8% | 49.0% | 38.5% |
| Completed bachelors | 62.5% | 41.2% | 30.3% |
| Completed masters | 19.2% | 18.2% | 11.5% |
| Completed professional degree | 3.9% | 5.4% | 3.3% |
| Completed doctorate | 2.0% | 2.6% | 1.3% |
There are a total of 2 public schools, 2 private schools and n/a post-secondary schools in Brewster. Using the proficiency score averages, the average test scores for Brewster, MA schools is 62%. The average student to teacher ratio is 9:1. In Brewster, MA, an average of 96.7% of students have completed 8th grade and an average of 96.7% 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% |
| Harwich Center, MA | 1,431 | 55% | 13.5% |
| Barnstable Town, MA | 45,771 | 54% | 13.3% |
| Chatham, MA | 1,606 | 53% | 10.4% |
| Brewster, MA | 1,374 | 62% | 29.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Cavalier, ND | 1,374 | 46% | 4.7% |
| Jewell Junction, IA | 1,373 | 80% | 65.6% |
| Eustace, TX | 1,375 | 51% | 5.9% |
| Albion, PA | 1,375 | 67% | 38.5% |
| Appleton, MN | 1,376 | 55% | 13.5% |
| Brewster, MA | 1,374 | 62% | 29.2% |