This was 20.9 percent lower than the state average of 43.7 percent. In 2020 the total municipality population reached 1,077.
85.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Wenona for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 100 | 14.9 |
| Regular high school diploma | 168 | 25 |
| GED or alternative credential | 49 | 7.3 |
| Some college, less than 1 year | 55 | 8.2 |
| Some college, 1 or more years, no degree | 147 | 21.9 |
| Associate's degree | 44 | 6.5 |
| Bachelor's degree | 71 | 10.6 |
| Master's degree | 26 | 3.9 |
| Professional school degree | 6 | 0.9 |
| Doctorate degree | 6 | 0.9 |
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