This was 10 percent lower than the state average of 41 percent. In 2020 the total municipality population reached 4,757.
93.9 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Edwardsville for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 186 | 6.1 |
| Regular high school diploma | 1,330 | 43.6 |
| GED or alternative credential | 187 | 6.1 |
| Some college, less than 1 year | 187 | 6.1 |
| Some college, 1 or more years, no degree | 212 | 7 |
| Associate's degree | 231 | 7.6 |
| Bachelor's degree | 576 | 18.9 |
| Master's degree | 116 | 3.8 |
| Professional school degree | 13 | 0.4 |
| Doctorate degree | 9 | 0.3 |
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