This was 2.8 percent higher than the state average of 34.4 percent. In 2020 the total municipality population reached 157.
92.6 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Liberty for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 9 | 7.4 |
| Regular high school diploma | 39 | 32.2 |
| GED or alternative credential | 5 | 4.1 |
| Some college, less than 1 year | 14 | 11.6 |
| Some college, 1 or more years, no degree | 9 | 7.4 |
| Associate's degree | 17 | 14 |
| Bachelor's degree | 23 | 19 |
| Master's degree | 2 | 1.7 |
| Professional school degree | 3 | 2.5 |
| Doctorate degree | 0 | 0 |
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