This was 3.6 percent lower than the state average of 43.7 percent. In 2020 the total municipality population reached 1,982.
92.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Maroa for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 89 | 7.9 |
| Regular high school diploma | 289 | 25.7 |
| GED or alternative credential | 44 | 3.9 |
| Some college, less than 1 year | 68 | 6.1 |
| Some college, 1 or more years, no degree | 183 | 16.3 |
| Associate's degree | 101 | 9 |
| Bachelor's degree | 235 | 20.9 |
| Master's degree | 102 | 9.1 |
| Professional school degree | 7 | 0.6 |
| Doctorate degree | 5 | 0.4 |
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