This was 18.2 percent lower than the state average of 43.7 percent. In 2020 the total municipality population reached 1,587.
87.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Vienna for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 145 | 12.9 |
| Regular high school diploma | 287 | 25.5 |
| GED or alternative credential | 100 | 8.9 |
| Some college, less than 1 year | 81 | 7.2 |
| Some college, 1 or more years, no degree | 225 | 20 |
| Associate's degree | 59 | 5.2 |
| Bachelor's degree | 190 | 16.9 |
| Master's degree | 29 | 2.6 |
| Professional school degree | 9 | 0.8 |
| Doctorate degree | 0 | 0 |
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