This was 5.2 percent higher than the state average of 31.4 percent. In 2020 the total municipality population reached 3,400.
82.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Jena for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 396 | 17.9 |
| Regular high school diploma | 480 | 21.7 |
| GED or alternative credential | 213 | 9.6 |
| Some college, less than 1 year | 118 | 5.3 |
| Some college, 1 or more years, no degree | 197 | 8.9 |
| Associate's degree | 217 | 9.8 |
| Bachelor's degree | 467 | 21.1 |
| Master's degree | 56 | 2.5 |
| Professional school degree | 34 | 1.5 |
| Doctorate degree | 36 | 1.6 |
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