This was 16.3 percent lower than the state average of 38 percent. In 2020 the total municipality population reached 314.
90.2 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Diggins for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 23 | 9.8 |
| Regular high school diploma | 112 | 47.7 |
| GED or alternative credential | 7 | 3 |
| Some college, less than 1 year | 17 | 7.2 |
| Some college, 1 or more years, no degree | 25 | 10.6 |
| Associate's degree | 24 | 10.2 |
| Bachelor's degree | 22 | 9.4 |
| Master's degree | 5 | 2.1 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |

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