| Index | Seattle | Washington | National |
| Average Test Scores | 60% | 54% | 48% |
| Student/Teacher ratio | 18:1 | 20:1 | 16:1 |
| Total public schools | 154 | 1,991 | 79,221 |
| Total private schools | 87 | 548 | 24,874 |
| Total post-secondary schools | 30 | 147 | 7,963 |
| Index | Seattle | Washington | National |
| Completed 8th grade | 92.6% | 87.5% | 84.3% |
| Completed high school | 92.1% | 86.6% | 83.0% |
| Completed some college | 83.4% | 67.7% | 59.4% |
| Completed associate degree | 67.2% | 43.3% | 38.5% |
| Completed bachelors | 60.4% | 33.6% | 30.3% |
| Completed masters | 24.9% | 12.3% | 11.5% |
| Completed professional degree | 8.7% | 3.6% | 3.3% |
| Completed doctorate | 3.7% | 1.5% | 1.3% |
There are a total of 154 public schools, 87 private schools and 30 post-secondary schools in Seattle. Using the proficiency score averages, the average test scores for Seattle, WA schools is 60%. The average student to teacher ratio is 18:1. In Seattle, WA, an average of 92.6% of students have completed 8th grade and an average of 92.1% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Medina, WA | 3,283 | 91% | 88.5% |
| Sammamish, WA | 65,265 | 86% | 78.2% |
| Mercer Island, WA | 25,820 | 85% | 77.8% |
| Redmond, WA | 67,959 | 83% | 73.1% |
| Bainbridge Island, WA | 24,859 | 81% | 67.9% |
| Seattle, WA | 741,251 | 60% | 24.9% |
| City | Population | Avg. Test Scores | National Avg. |
| Denver, CO | 715,878 | 33% | 30.5% |
| Washington, DC | 701,974 | 31% | 35.4% |
| Boston, MA | 689,326 | 33% | 32.0% |
| El Paso, TX | 679,879 | 50% | 3.5% |
| Detroit, MI | 672,351 | 19% | 60.7% |
| Seattle, WA | 741,251 | 60% | 24.9% |
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