This was 10.4 percent lower than the state average of 41.8 percent. In 2020 the total municipality population reached 652.
86.7 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Iron River for 2020*
| Degree | Number of people | Percentage of population |
|---|---|---|
| No degree | 70 | 13.3 |
| Regular high school diploma | 138 | 26.3 |
| GED or alternative credential | 16 | 3 |
| Some college, less than 1 year | 40 | 7.6 |
| Some college, 1 or more years, no degree | 96 | 18.3 |
| Associate's degree | 57 | 10.9 |
| Bachelor's degree | 73 | 13.9 |
| Master's degree | 30 | 5.7 |
| Professional school degree | 5 | 1 |
| Doctorate degree | 0 | 0 |
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