| Index | Shadow Lake | 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 | Shadow Lake | Washington | National |
| Completed 8th grade | 95.3% | 87.5% | 84.3% |
| Completed high school | 95.3% | 86.6% | 83.0% |
| Completed some college | 75.8% | 67.7% | 59.4% |
| Completed associate degree | 44.6% | 43.3% | 38.5% |
| Completed bachelors | 33.4% | 33.6% | 30.3% |
| Completed masters | 7.4% | 12.3% | 11.5% |
| Completed professional degree | 0.5% | 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 Shadow Lake. Using the proficiency score averages, the average test scores for Shadow Lake, WA schools is n/a. The average student to teacher ratio is n/a. In Shadow Lake, WA, an average of 95.3% of students have completed 8th grade and an average of 95.3% have completed high school.
| City | Population | Avg. Test Scores | National Avg. |
| Sammamish, WA | 65,265 | 86% | 78.2% |
| Mercer Island, WA | 25,820 | 85% | 77.8% |
| Fall City, WA | 2,357 | 78% | 63.0% |
| Lake Tapps, WA | 12,129 | 78% | 62.8% |
| Maple Valley, WA | 26,739 | 74% | 54.2% |
| Shadow Lake, WA | 2,385 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Kenly, NC | 2,385 | 36% | 25.0% |
| Commerce, OK | 2,384 | 27% | 44.8% |
| Royal City, WA | 2,384 | 39% | 19.0% |
| Antlers, OK | 2,386 | 41% | 14.6% |
| Sylvania, AL | 2,386 | 44% | 8.3% |
| Shadow Lake, WA | 2,385 | n/a |
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