| Index | Issaquah | Washington | National |
| Average Test Scores | 74% | 54% | 48% |
| Student/Teacher ratio | 20:1 | 20:1 | 16:1 |
| Total public schools | 11 | 1,991 | 79,221 |
| Total private schools | 6 | 548 | 24,874 |
| Total post-secondary schools | 1 | 147 | 7,963 |
| Index | Issaquah | Washington | National |
| Completed 8th grade | 95.4% | 87.5% | 84.3% |
| Completed high school | 95.2% | 86.6% | 83.0% |
| Completed some college | 85.9% | 67.7% | 59.4% |
| Completed associate degree | 68.8% | 43.3% | 38.5% |
| Completed bachelors | 62.1% | 33.6% | 30.3% |
| Completed masters | 25.2% | 12.3% | 11.5% |
| Completed professional degree | 5.9% | 3.6% | 3.3% |
| Completed doctorate | 2.0% | 1.5% | 1.3% |
There are a total of 11 public schools, 6 private schools and 1 post-secondary schools in Issaquah. Using the proficiency score averages, the average test scores for Issaquah, WA schools is 74%. The average student to teacher ratio is 20:1. In Issaquah, WA, an average of 95.4% of students have completed 8th grade and an average of 95.2% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Medina, WA | 3,360 | 91% | 88.5% |
| Sammamish, WA | 67,314 | 86% | 78.2% |
| Mercer Island, WA | 26,374 | 85% | 77.8% |
| Redmond, WA | 70,521 | 83% | 73.1% |
| Fall City, WA | 2,429 | 78% | 63.0% |
| Issaquah, WA | 39,876 | 74% | 53.7% |
| City | Population | Avg. Test Scores | National Avg. |
| Sun City, AZ | 39,873 | 63% | 31.3% |
| Wausau, WI | 39,898 | 40% | 16.5% |
| Evans, GA | 39,854 | 64% | 32.4% |
| Wheeling, IL | 39,851 | 23% | 51.8% |
| Martinez, CA | 39,841 | 42% | 12.6% |
| Issaquah, WA | 39,876 | 74% | 53.7% |
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