| Index | Cohassett Beach | Washington | National |
| Average Test Scores | n/a | 54% | 48% |
| Student/Teacher ratio | n/a | 20:1 | 16:1 |
| Total public schools | n/a | 1,991 | 79,221 |
| Total private schools | n/a | 548 | 24,874 |
| Total post-secondary schools | n/a | 147 | 7,963 |

| Index | Cohassett Beach | Washington | National |
| Completed 8th grade | 84.2% | 87.5% | 84.3% |
| Completed high school | 84.2% | 86.6% | 83.0% |
| Completed some college | 34.3% | 67.7% | 59.4% |
| Completed associate degree | 28.1% | 43.3% | 38.5% |
| Completed bachelors | 11.1% | 33.6% | 30.3% |
| Completed masters | 3.8% | 12.3% | 11.5% |
| Completed professional degree | 0.0% | 3.6% | 3.3% |
| Completed doctorate | 0.0% | 1.5% | 1.3% |
There are a total of n/a public schools, n/a private schools and n/a post-secondary schools in Cohassett Beach. Using the proficiency score averages, the average test scores for Cohassett Beach, WA schools is n/a. The average student to teacher ratio is n/a. In Cohassett Beach, WA, an average of 84.2% of students have completed 8th grade and an average of 84.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| South Bend, WA | 1,667 | 45% | 7.3% |
| Westport, WA | 2,253 | 44% | 9.4% |
| Ocean Shores, WA | 6,432 | 41% | 15.6% |
| Aberdeen, WA | 17,084 | 37% | 23.1% |
| Hoquiam, WA | 8,808 | 35% | 26.3% |
| Cohassett Beach, WA | 536 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Mountain Pine, AR | 536 | 26% | 46.4% |
| Webbers Falls, OK | 536 | 20% | 58.9% |
| Dillard, OR | 536 | 50% | 4.2% |
| Lefors, TX | 536 | 27% | 43.8% |
| McArthur, CA | 535 | 52% | 8.9% |
| Cohassett Beach, WA | 536 | n/a |