This was 24.2 percent lower than the state average of 41.9 percent. In 2020 the total municipality population reached 283.
70.7 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Dover for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 63 | 29.3 |
| Regular high school diploma | 70 | 32.6 |
| GED or alternative credential | 14 | 6.5 |
| Some college, less than 1 year | 16 | 7.4 |
| Some college, 1 or more years, no degree | 14 | 6.5 |
| Associate's degree | 12 | 5.6 |
| Bachelor's degree | 23 | 10.7 |
| Master's degree | 0 | 0 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 3 | 1.4 |
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