This was 28.2 percent lower than the state average of 37.7 percent. In 2020 the total municipality population reached 325.
91.8 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Nashville for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 13 | 8.2 |
| Regular high school diploma | 85 | 53.8 |
| GED or alternative credential | 7 | 4.4 |
| Some college, less than 1 year | 12 | 7.6 |
| Some college, 1 or more years, no degree | 26 | 16.5 |
| Associate's degree | 5 | 3.2 |
| Bachelor's degree | 9 | 5.7 |
| Master's degree | 1 | 0.6 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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