This was 18.2 percent lower than the state average of 38.9 percent. In 2020 the total municipality population reached 6,358.
71.1 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Dillon for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 1,145 | 28.9 |
| Regular high school diploma | 1,201 | 30.4 |
| GED or alternative credential | 131 | 3.3 |
| Some college, less than 1 year | 181 | 4.6 |
| Some college, 1 or more years, no degree | 480 | 12.1 |
| Associate's degree | 220 | 5.6 |
| Bachelor's degree | 348 | 8.8 |
| Master's degree | 251 | 6.3 |
| Professional school degree | 0 | 0 |
| Doctorate degree | 0 | 0 |
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