| Index | Longbranch | Washington | National |
| Average Test Scores | 62% | 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 | Longbranch | Washington | National |
| Completed 8th grade | 82.2% | 87.5% | 84.3% |
| Completed high school | 82.2% | 86.6% | 83.0% |
| Completed some college | 62.0% | 67.7% | 59.4% |
| Completed associate degree | 28.7% | 43.3% | 38.5% |
| Completed bachelors | 19.8% | 33.6% | 30.3% |
| Completed masters | 6.7% | 12.3% | 11.5% |
| Completed professional degree | 2.0% | 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 Longbranch. Using the proficiency score averages, the average test scores for Longbranch, WA schools is 62%. The average student to teacher ratio is n/a. In Longbranch, WA, an average of 82.2% of students have completed 8th grade and an average of 82.2% 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% |
| Olympia, WA | 52,290 | 64% | 33.0% |
| North Fort Lewis, WA | 6,402 | 63% | 31.8% |
| Longbranch, WA | 4,568 | 62% | 29.2% |
| City | Population | Avg. Test Scores | National Avg. |
| Portola Valley, CA | 4,568 | 86% | 79.2% |
| Humboldt, IA | 4,568 | 81% | 68.1% |
| Williamstown, MA | 4,565 | 67% | 39.1% |
| Canastota, NY | 4,572 | 45% | 6.9% |
| Hollister, MO | 4,564 | 40% | 17.4% |
| Longbranch, WA | 4,568 | 62% | 29.2% |
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