| Index | Marblemount | 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 | Marblemount | Washington | National |
| Completed 8th grade | 100.0% | 87.5% | 84.3% |
| Completed high school | 100.0% | 86.6% | 83.0% |
| Completed some college | 100.0% | 67.7% | 59.4% |
| Completed associate degree | 15.2% | 43.3% | 38.5% |
| Completed bachelors | 15.2% | 33.6% | 30.3% |
| Completed masters | 0.0% | 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 Marblemount. Using the proficiency score averages, the average test scores for Marblemount, WA schools is n/a. The average student to teacher ratio is n/a. In Marblemount, 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. |
| Concrete, WA | 915 | 33% | 30.7% |
| Marblemount, WA | 121 | n/a |
| City | Population | Avg. Test Scores | National Avg. |
| Grass Range, MT | 121 | 55% | 14.6% |
| O'Brien, TX | 121 | 42% | 12.5% |
| Elizabeth, IN | 121 | 51% | 6.3% |
| Valley, WA | 122 | 47% | 1.4% |
| Gilmanton, WI | 122 | 50% | 4.2% |
| Marblemount, WA | 121 | n/a |
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