This was 11.8 percent lower than the state average of 38 percent. In 2020 the total municipality population reached 972.
87.5 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Brunswick for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 85 | 12.5 |
| Regular high school diploma | 294 | 43.2 |
| GED or alternative credential | 20 | 2.9 |
| Some college, less than 1 year | 33 | 4.9 |
| Some college, 1 or more years, no degree | 70 | 10.3 |
| Associate's degree | 39 | 5.7 |
| Bachelor's degree | 68 | 10 |
| Master's degree | 71 | 10.4 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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