This was 15.6 percent lower than the state average of 48.4 percent. In 2020 the total municipality population reached 3,128.
90.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Blue Earth for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 234 | 9.9 |
| Regular high school diploma | 715 | 30.3 |
| GED or alternative credential | 74 | 3.1 |
| Some college, less than 1 year | 206 | 8.7 |
| Some college, 1 or more years, no degree | 358 | 15.2 |
| Associate's degree | 338 | 14.3 |
| Bachelor's degree | 347 | 14.7 |
| Master's degree | 47 | 2 |
| Professional school degree | 28 | 1.2 |
| Doctorate degree | 15 | 0.6 |
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