This was 12.2 percent lower than the state average of 43.7 percent. In 2020 the total municipality population reached 16,829.
89.2 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Union County for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 1,309 | 10.8 |
| Regular high school diploma | 3,384 | 27.9 |
| GED or alternative credential | 846 | 7 |
| Some college, less than 1 year | 1,211 | 10 |
| Some college, 1 or more years, no degree | 1,557 | 12.8 |
| Associate's degree | 1,010 | 8.3 |
| Bachelor's degree | 1,927 | 15.9 |
| Master's degree | 656 | 5.4 |
| Professional school degree | 123 | 1 |
| Doctorate degree | 99 | 0.8 |
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