This was 17.9 percent lower than the state average of 38 percent. In 2020 the total municipality population reached 2,012.
88.5 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Marceline for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 145 | 11.5 |
| Regular high school diploma | 552 | 43.7 |
| GED or alternative credential | 87 | 6.9 |
| Some college, less than 1 year | 88 | 7 |
| Some college, 1 or more years, no degree | 136 | 10.8 |
| Associate's degree | 89 | 7.1 |
| Bachelor's degree | 108 | 8.6 |
| Master's degree | 39 | 3.1 |
| Professional school degree | 18 | 1.4 |
| Doctorate degree | 0 | 0 |

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