This was 30.1 percent higher than the state average of 38 percent. In 2020 the total municipality population reached 520.
99.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Twin Oaks for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 4 | 0.9 |
| Regular high school diploma | 39 | 8.6 |
| GED or alternative credential | 4 | 0.9 |
| Some college, less than 1 year | 26 | 5.8 |
| Some college, 1 or more years, no degree | 71 | 15.7 |
| Associate's degree | 19 | 4.2 |
| Bachelor's degree | 231 | 51.2 |
| Master's degree | 38 | 8.4 |
| Professional school degree | 12 | 2.7 |
| Doctorate degree | 7 | 1.6 |
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