This was 5.7 percent higher than the state average of 50.1 percent. In 2020 the total municipality population reached 217.
94.2 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Marble town for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 8 | 5.8 |
| Regular high school diploma | 24 | 17.4 |
| GED or alternative credential | 12 | 8.7 |
| Some college, less than 1 year | 5 | 3.6 |
| Some college, 1 or more years, no degree | 12 | 8.7 |
| Associate's degree | 15 | 10.9 |
| Bachelor's degree | 50 | 36.2 |
| Master's degree | 8 | 5.8 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 4 | 2.9 |
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