This was 19.2 percent higher than the state average of 42.7 percent. In 2020 the total municipality population reached 187.
91.9 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Viola for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 13 | 8.1 |
| Regular high school diploma | 24 | 15 |
| GED or alternative credential | 4 | 2.5 |
| Some college, less than 1 year | 17 | 10.6 |
| Some college, 1 or more years, no degree | 3 | 1.9 |
| Associate's degree | 7 | 4.4 |
| Bachelor's degree | 88 | 55 |
| Master's degree | 4 | 2.5 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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