| Index | Napavine | Washington | National |
| Average Test Scores | 57% | 54% | 48% |
| Student/Teacher ratio | 19:1 | 20:1 | 16:1 |
| Total public schools | 2 | 1,991 | 79,221 |
| Total private schools | 1 | 548 | 24,874 |
| Total post-secondary schools | n/a | 147 | 7,963 |

| Index | Napavine | Washington | National |
| Completed 8th grade | 85.5% | 87.5% | 84.3% |
| Completed high school | 84.6% | 86.6% | 83.0% |
| Completed some college | 51.0% | 67.7% | 59.4% |
| Completed associate degree | 24.0% | 43.3% | 38.5% |
| Completed bachelors | 7.3% | 33.6% | 30.3% |
| Completed masters | 0.3% | 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 2 public schools, 1 private schools and n/a post-secondary schools in Napavine. Using the proficiency score averages, the average test scores for Napavine, WA schools is 57%. The average student to teacher ratio is 19:1. In Napavine, WA, an average of 85.5% of students have completed 8th grade and an average of 84.6% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Toledo, WA | 554 | 57% | 19.0% |
| Chehalis, WA | 7,810 | 55% | 14.3% |
| Centralia, WA | 18,008 | 49% | 1.7% |
| Onalaska, WA | 448 | 46% | 5.2% |
| Winlock, WA | 1,776 | 39% | 18.5% |
| Napavine, WA | 1,622 | 57% | 19.3% |
| City | Population | Avg. Test Scores | National Avg. |
| Pierz, MN | 1,621 | 62% | 28.6% |
| Middletown, VA | 1,621 | 83% | 72.9% |
| Clintwood, VA | 1,623 | 87% | 81.3% |
| Albany, TX | 1,620 | 47% | 2.1% |
| Roxana, IL | 1,624 | 25% | 47.2% |
| Napavine, WA | 1,622 | 57% | 19.3% |