This was 18.3 percent lower than the state average of 43.2 percent. In 2020 the total municipality population reached 1,503.
85.7 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Wood River for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 133 | 14.3 |
| Regular high school diploma | 265 | 28.4 |
| GED or alternative credential | 56 | 6 |
| Some college, less than 1 year | 85 | 9.1 |
| Some college, 1 or more years, no degree | 162 | 17.4 |
| Associate's degree | 72 | 7.7 |
| Bachelor's degree | 102 | 10.9 |
| Master's degree | 46 | 4.9 |
| Professional school degree | 9 | 1 |
| Doctorate degree | 3 | 0.3 |
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