This was 32.5 percent lower than the state average of 41 percent. In 2020 the total municipality population reached 248.
84 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Branchdale for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 34 | 16 |
| Regular high school diploma | 109 | 51.2 |
| GED or alternative credential | 22 | 10.3 |
| Some college, less than 1 year | 4 | 1.9 |
| Some college, 1 or more years, no degree | 26 | 12.2 |
| Associate's degree | 4 | 1.9 |
| Bachelor's degree | 14 | 6.6 |
| Master's degree | 0 | 0 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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