| Index | Herron Island | 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 | Herron Island | Washington | National |
| Completed 8th grade | 100.0% | 87.5% | 84.3% |
| Completed high school | 100.0% | 86.6% | 83.0% |
| Completed some college | 61.2% | 67.7% | 59.4% |
| Completed associate degree | 10.4% | 43.3% | 38.5% |
| Completed bachelors | 10.4% | 33.6% | 30.3% |
| Completed masters | 10.4% | 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 Herron Island. Using the proficiency score averages, the average test scores for Herron Island, WA schools is n/a. The average student to teacher ratio is n/a. In Herron Island, WA, an average of 100.0% of students have completed 8th grade and an average of 100.0% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| University Place, WA | 33,661 | 72% | 49.1% |
| Gig Harbor, WA | 10,280 | 65% | 35.9% |
| Steilacoom, WA | 6,366 | 65% | 35.7% |
| North Fort Lewis, WA | 6,402 | 63% | 31.8% |
| Longbranch, WA | 4,568 | 62% | 29.2% |
| Herron Island, WA | 50 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Johnsonville, IL | 50 | 50% | 4.2% |
| Idalia, CO | 50 | 44% | 7.8% |
| Tonopah, AZ | 50 | 37% | 22.4% |
| Nathalie, VA | 50 | 77% | 60.4% |
| Curlew, WA | 51 | 37% | 22.9% |
| Herron Island, WA | 50 | n/a |
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